增加Optional的序列化和反序列化

README.md

@@ -22,3 +22,8 @@
 &nbsp;&nbsp;&nbsp;由于RedKale使用了JDK 8 内置的ASM包，所以需要在源码工程中的编译器选项中加入： <b>-XDignore.symbol.file=true</b>
 
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<h5>详情请访问:&nbsp;&nbsp;&nbsp;&nbsp;<a href='https://redkale.org' target='_blank'>https://redkale.org</a></h5>
+
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<h5>基本文档:&nbsp;&nbsp;&nbsp;&nbsp;<a href='https://redkale.org/articles.html' target='_blank'>https://redkale.org/articles.html</a></h5>
+
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<h5>欢迎加入Redkale QQ群:  527523235</h5>
+&nbsp;

assembly.xml

@@ -16,6 +16,10 @@
             <directory>${project.basedir}/conf</directory>  
             <outputDirectory>conf</outputDirectory>  
         </fileSet>  
+        <fileSet>  
+            <directory>${project.basedir}/libs</directory>  
+            <outputDirectory>libs</outputDirectory>  
+        </fileSet>
         <fileSet>  
             <directory>${project.basedir}/logs</directory>  
             <outputDirectory>logs</outputDirectory>  

bin/apidoc.sh

@@ -4,7 +4,7 @@ export LC_ALL="zh_CN.UTF-8"
 
 APP_HOME=`dirname "$0"`
 
-if [ ! -a "$APP_HOME"/conf/application.xml ]; then 
+if [ ! -f "$APP_HOME"/conf/application.xml ]; then 
      APP_HOME="$APP_HOME"/..  
 fi
 

bin/shutdown.sh

@@ -4,15 +4,20 @@ export LC_ALL="zh_CN.UTF-8"
 
 APP_HOME=`dirname "$0"`
 
-if [ ! -a "$APP_HOME"/conf/application.xml ]; then 
+cd "$APP_HOME"/..
+
+APP_HOME=`pwd`
+
+if [ ! -f "$APP_HOME"/conf/application.xml ]; then 
      APP_HOME="$APP_HOME"/..  
 fi
 
-lib='.'
+lib="$APP_HOME"/lib
 for jar in `ls $APP_HOME/lib/*.jar`
 do
     lib=$lib:$jar
 done
 export CLASSPATH=$CLASSPATH:$lib
+
 echo "$APP_HOME"
 java -DCMD=SHUTDOWN  -DAPP_HOME="$APP_HOME"  org.redkale.boot.Application

bin/start.bat

@@ -5,3 +5,4 @@ SET APP_HOME=%~dp0
 IF NOT EXIST "%APP_HOME%\conf\application.xml"  SET APP_HOME=%~dp0..
 
 java -DAPP_HOME=%APP_HOME% -classpath %APP_HOME%\lib\* org.redkale.boot.Application
+

bin/start.sh

@@ -8,7 +8,11 @@ export LC_ALL="zh_CN.UTF-8"
 
 APP_HOME=`dirname "$0"`
 
-if [ ! -a "$APP_HOME"/conf/application.xml ]; then 
+cd "$APP_HOME"/..
+
+APP_HOME=`pwd`
+
+if [ ! -f "$APP_HOME"/conf/application.xml ]; then 
      APP_HOME="$APP_HOME"/..  
 fi
 

conf/application.xml

@@ -5,19 +5,26 @@
     <!--  详细配置说明见： http://redkale.org/redkale.html#redkale_confxml  -->
     
     <resources>       
-        <!-- 
-        <properties>
-            <property name="system.property.convert.json.tiny" value="true"/>
-        </properties>
-        -->
+
     </resources> 
         
     <server protocol="HTTP" host="0.0.0.0" port="6060" root="root">      
               
+        <request>
+            <remoteaddr value="request.headers.X-RemoteAddress"/>
+        </request>
+        
+        <response>
+            <defcookie domain="" path=""/>
+            <addheader name="Access-Control-Allow-Origin" value="request.headers.Origin" /> 
+            <setheader name="Access-Control-Allow-Credentials" value="true"/> 
+        </response>
+        
         <services autoload="true"/>
         
-        <!-- base指定的自定义HttpServlet子类必须标记@HttpUserType, 不设置base则视为没有当前用户信息设置  -->
-        <rest path="/pipes" base="org.redkale.net.http.HttpServlet"/>   
+        <filters autoload="true"/>
+
+        <rest path="/pipes" />  <!-- base指定的自定义HttpServlet子类必须标记@HttpUserType, 不设置base则视为没有当前用户信息设置  -->  
         
         <servlets path="/pipes" autoload="true" />
         

conf/logging.properties

@@ -18,7 +18,7 @@ java.util.logging.FileHandler.limit = 10485760
 java.util.logging.FileHandler.count = 10000
 java.util.logging.FileHandler.encoding = UTF-8
 java.util.logging.FileHandler.pattern = ${APP_HOME}/logs-%m/log-%d.log
-java.util.logging.FileHandler.unusual = ${APP_HOME}/logs-%m/log-warnerr-%u.log
+java.util.logging.FileHandler.unusual = ${APP_HOME}/logs-%m/log-warnerr-%d.log
 java.util.logging.FileHandler.append = true
 
 java.util.logging.ConsoleHandler.level = FINER

conf/persistence.xml

@@ -16,9 +16,9 @@
     <persistence-unit name="user.read" transaction-type="RESOURCE_LOCAL">
         <shared-cache-mode>ALL</shared-cache-mode>
         <properties>
-            <property name="javax.persistence.jdbc.url" value="jdbc:mysql://localhost:3306/user?autoReconnect=true&amp;characterEncoding=utf8"/>
-            <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver"/>
-            <property name="javax.persistence.jdbc.user" value="root"/>
+            <property name="javax.persistence.jdbc.url" value="jdbc:oracle:thin:@localhost:1521:orcl"/>
+            <property name="javax.persistence.jdbc.driver" value="oracle.jdbc.driver.OracleDriver"/>
+            <property name="javax.persistence.jdbc.user" value="system"/>
             <property name="javax.persistence.jdbc.password" value="1234"/>
         </properties>
     </persistence-unit>

lib/readme.txt

@@ -1 +1 @@
-<EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>jarĬ<EFBFBD>Ϸ<EFBFBD><EFBFBD>ڴ˴<EFBFBD>
+<EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>jarĬ<EFBFBD>Ϸ<EFBFBD><EFBFBD>ڴ˴<EFBFBD>

libs/readme.txt

@@ -0,0 +1 @@
+<EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD>jarĬ<EFBFBD>Ϸ<EFBFBD><EFBFBD>ڴ˴<EFBFBD>

src/META-INF/application-template.xml

@@ -37,6 +37,7 @@
             threads： 线程总数， 默认: <group>节点数*CPU核数*8
             bufferCapacity: ByteBuffer的初始化大小， 默认: 8K; 
             bufferPoolSize： ByteBuffer池的大小，默认: <group>节点数*CPU核数*8
+            strategy: 远程请求的负载均衡策略， 必须是org.redkale.net.TransportStrategy的实现类
         -->
         <transport bufferCapacity="8K" bufferPoolSize="32" threads="32"/>
         
@@ -70,7 +71,13 @@
         <source name="redis" value="org.redkalex.cache.RedisCacheSource" xxx="16">
             <node addr="127.0.0.1" port="7070"/>
         </source>
-
+        
+        <!--
+           Application启动的监听事件,可配置多个节点
+           value: 类名，必须是ApplicationListener的子类
+        -->
+        <listener value="org.redkalex.xxx.XXXApplicationListener"/>
+        
         <!-- 
             【节点全局唯一】
             全局的参数配置, 可以通过@Resource(name="property.xxxxxx") 进行注入<property>的信息, 被注解的字段类型只能是String、primitive class
@@ -96,16 +103,17 @@
                 
     </resources> 
     <!--
-        protocol: required  server所启动的协议，Redkale内置的有HTTP、SNCP、WATCH，SNCP使用TCP实现; 
+        protocol: required  server所启动的协议，Redkale内置的有HTTP、SNCP、WATCH。协议均使用TCP实现; WATCH服务只能存在一个。
         name: 服务的名称，用于监控识别，一个配置文件中的server.name不能重复,命名规则: 字母、数字、下划线
         host:  服务所占address ， 默认: 0.0.0.0
         port:  required 服务所占端口 
         root:  如果是web类型服务，则包含页面  默认:{APP_HOME}/root
-        lib: server额外的class目录， 默认为空 
+        lib: server额外的class目录， 默认为${APP_HOME}/libs/*; 
         excludelibs: 排除lib.path与excludes中的正则表达式匹配的路径, 多个正则表达式用分号;隔开
         charset: 文本编码， 默认: UTF-8
         backlog:  默认10K
         threads： 线程总数， 默认: CPU核数*16
+        maxconns：最大连接数, 小于1表示无限制， 默认: 0
         maxbody: request.body最大值， 默认: 64K
         bufferCapacity: ByteBuffer的初始化大小， 默认: 8K;  如果是HTTP协议则默认: 16K + 16B (兼容HTTP 2.0、WebSocket)
         bufferPoolSize： ByteBuffer池的大小，默认: CPU核数*512
@@ -119,8 +127,7 @@
         <!-- 
            加载所有的Service服务;
            在同一个进程中同一个name同一类型的Service将共用同一个实例
-           autoload="true"  默认值. 自动加载以下目录（如果存在的话）下所有的Service类:
-                                 server.lib;    server.lib/*;    server.classes;    
+           autoload="true"  默认值. 自动加载classpath下所有的Service类  
            autoload="false" 需要显著的指定Service类
            includes： 当autoload="true"， 拉取类名与includes中的正则表达式匹配的类, 多个正则表达式用分号;隔开
            excludes： 当autoload="true"， 排除类名与excludes中的正则表达式匹配的类, 多个正则表达式用分号;隔开           
@@ -135,6 +142,7 @@
             <!-- 
                name:   显式指定name，覆盖默认的空字符串值。 注意: name不能包含$符号。
                groups: 显式指定groups，覆盖<services>节点的groups默认值。
+               ignore: 是否禁用， 默认为false。
             -->
             <service value="com.xxx.XXX2Service" name="" groups="xxx;yyy"/>
             <!--   给Service增加配置属性 -->
@@ -153,7 +161,12 @@
            excludes： 当autoload="true"， 排除类名与excludes中的正则表达式匹配的类, 多个正则表达式用分号;隔开    
         -->
         <filters autoload="true" includes="" excludes="">
-
+            
+            <!-- 
+               显著加载指定的Filter类
+               value=: Filter类名。必须与Server的协议层相同，HTTP必须是HttpFilter
+               ignore: 是否禁用， 默认为false。
+            -->
             <!-- 显著加载指定的Filter类 -->
             <filter value="com.xxx.XXX1Filter"/>
             
@@ -205,11 +218,14 @@
            如果addheader、setheader 的value值以request.parameters.开头则表示从request.parameters中获取对应的parameter值
            如果addheader、setheader 的value值以request.headers.开头则表示从request.headers中获取对应的header值
            例如下面例子是在Response输出header时添加两个header（一个addHeader， 一个setHeader）。
+           options 节点: 设置了该节点却auto=true，当request的method=OPTIONS自动设置addheader、setheader并返回200状态码
         -->
         <response>
-            <defcookie domain="" path=""/>
+            <defcookie domain="" path=""/>  
             <addheader name="Access-Control-Allow-Origin" value="request.headers.Origin" /> 
-            <setheader name="Access-Control-Allow-Credentials" value="true"/> 
+            <setheader name="Access-Control-Allow-Headers" value="request.headers.Access-Control-Request-Headers"/>
+            <setheader name="Access-Control-Allow-Credentials" value="true"/>
+            <options auto="true" />
         </response>
             
         <!-- 
@@ -240,14 +256,17 @@
         <!-- 
            加载所有的Servlet服务;
            path:  servlet的ContextPath前缀 默认为空
-           autoload="true"  默认值. 自动加载以下目录（如果存在的话）下所有的Servlet类:
-                                 ${APP_HOME}/lib;    ${APP_HOME}/root/lib/*;    ${APP_HOME}/root/classes;   
+           autoload="true"  默认值. 自动加载classpath下所有的Servlet类 
            autoload="false" 需要显著的指定Service类
            includes： 当autoload="true"， 拉取类名与includes中的正则表达式匹配的类, 多个正则表达式用分号;隔开
            excludes： 当autoload="true"， 排除类名与excludes中的正则表达式匹配的类, 多个正则表达式用分号;隔开
         -->
         <servlets path="/pipes" autoload="true" includes="" excludes="">
-            <!-- 显著加载指定的Servlet -->
+            <!-- 
+               显著加载指定的Servlet类
+               value=: Servlet类名。必须与Server的协议层相同，HTTP必须是HttpServlet
+               ignore: 是否禁用， 默认为false。
+            -->
             <servlet value="com.xxx.XXX1Servlet" />
             <servlet value="com.xxx.XXX2Servlet" />
             <servlet value="com.xxx.XXX3Servlet" >

src/META-INF/logging-template.properties

@@ -15,9 +15,9 @@ com.sun.level = INFO
 java.util.logging.FileHandler.limit = 10485760
 java.util.logging.FileHandler.count = 100
 java.util.logging.FileHandler.encoding = UTF-8
-java.util.logging.FileHandler.pattern = ${APP_HOME}/logs-%m/log-%u.log
+java.util.logging.FileHandler.pattern = ${APP_HOME}/logs-%m/log-%d.log
 #java.util.logging.FileHandler.unusual \u5c5e\u6027\u8868\u793a\u5c06 WARNING\u3001SEVERE \u7ea7\u522b\u7684\u65e5\u5fd7\u590d\u5236\u5199\u5165\u5355\u72ec\u7684\u6587\u4ef6\u4e2d
-java.util.logging.FileHandler.unusual = ${APP_HOME}/logs-%m/log-warnerr-%u.log
+java.util.logging.FileHandler.unusual = ${APP_HOME}/logs-%m/log-warnerr-%d.log
 java.util.logging.FileHandler.append = true
 
 #java.util.logging.ConsoleHandler.level = FINE

src/META-INF/persistence-template.xml

@@ -3,13 +3,15 @@
 <persistence>	
     <!-- 系统基本库 -->
     <persistence-unit name="demouser">
-        <!-- 为NONE表示不启动缓存，@Cacheable 失效； 非NONE值(通常用ALL)表示开启缓存。 -->
-        <shared-cache-mode>NONE</shared-cache-mode>
         <properties>
             <!-- 
                 DataSource的实现类，没有设置默认为org.redkale.source.DataJdbcSource的实现，使用常规基于JDBC的数据库驱动一般无需设置
             -->
             <property name="javax.persistence.datasource" value="org.redkale.source.DataJdbcSource"/>
+            <!-- 
+                是否开启缓存(标记为@Cacheable的Entity类)，值目前只支持两种： ALL: 所有开启缓存。 NONE: 关闭所有缓存
+            -->
+            <property name="javax.persistence.cachemode" value="ALL"/>
             
             <property name="javax.persistence.jdbc.url" value="jdbc:mysql://127.0.0.1:3306/dbuser?characterEncoding=utf8"/>
             <!-- 
@@ -42,7 +44,6 @@
     </persistence-unit>
     <!-- IM消息库 -->
     <persistence-unit name="demoim">
-        <shared-cache-mode>NONE</shared-cache-mode>
         <properties>
             <!-- jdbc:mysql://127.0.0.1:3306/dbim?autoReconnect=true&amp;autoReconnectForPools=true&amp;characterEncoding=utf8 -->
             <property name="javax.persistence.jdbc.url" value="jdbc:mysql://127.0.0.1:3306/dbim?characterEncoding=utf8"/>

src/javax/annotation/Priority.java

@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package javax.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 值越大，优先级越高
+ * 
+ * @since Common Annotations 1.2
+ */
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Priority {
+    int value();
+}

src/javax/annotation/Resource.java

@@ -0,0 +1,32 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package javax.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @since Common Annotations 1.0
+ */
+@Target({ElementType.TYPE, ElementType.METHOD, ElementType.FIELD})
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Resource {
+    public enum AuthenticationType {
+        CONTAINER,
+        APPLICATION
+    }
+    public String name() default "";
+
+    public Class<?> type() default Object.class;
+    public AuthenticationType authenticationType() default AuthenticationType.CONTAINER;
+    public boolean shareable() default true;
+    public String description() default "";
+    public String mappedName() default "";
+
+    public String lookup() default "";
+}

src/module-info.java

@@ -0,0 +1,29 @@
+/**
+ * <p>
+ * see: https://redkale.org
+ *
+ * @author zhangjx
+ *
+module org.redkale {
+
+    requires java.se;
+    requires jdk.unsupported;
+
+    exports javax.annotation;
+    exports javax.persistence;
+    exports org.redkale.boot;
+    exports org.redkale.boot.watch;
+    exports org.redkale.convert;
+    exports org.redkale.convert.bson;
+    exports org.redkale.convert.ext;
+    exports org.redkale.convert.json;
+    exports org.redkale.net;
+    exports org.redkale.net.http;
+    exports org.redkale.net.sncp;
+    exports org.redkale.service;
+    exports org.redkale.source;
+    exports org.redkale.util;
+    exports org.redkale.watch;
+    
+}
+*/

src/org/redkale/asm/asm.txt

@@ -0,0 +1,26 @@
+need copy classes:
+
+AnnotationVisitor.java
+AnnotationWriter.java
+Attribute.java
+ByteVector.java
+ClassReader.java
+ClassVisitor.java
+ClassWriter.java
+Context.java
+CurrentFrame.java
+Edge.java
+FieldVisitor.java
+FieldWriter.java
+Frame.java
+Handle.java
+Handler.java
+Item.java
+Label.java
+MethodVisitor.java
+MethodWriter.java
+ModuleVisitor.java
+ModuleWriter.java
+Opcodes.java
+Type.java
+TypePath.java

src/org/redkale/boot/Application.java

@@ -5,6 +5,7 @@
  */
 package org.redkale.boot;
 
+import org.redkale.util.RedkaleClassLoader;
 import org.redkale.net.TransportGroupInfo;
 import java.io.*;
 import java.lang.reflect.*;
@@ -19,6 +20,7 @@ import java.util.logging.*;
 import javax.annotation.Resource;
 import javax.xml.parsers.*;
 import org.redkale.boot.ClassFilter.FilterEntry;
+import org.redkale.convert.Convert;
 import org.redkale.convert.bson.BsonFactory;
 import org.redkale.convert.json.JsonFactory;
 import org.redkale.net.*;
@@ -102,8 +104,8 @@ public final class Application {
     //NodeServer 资源
     final List<NodeServer> servers = new CopyOnWriteArrayList<>();
 
-    //传输端的TransportFactory
-    final TransportFactory transportFactory;
+    //SNCP传输端的TransportFactory, 注意： 只给SNCP使用
+    final TransportFactory sncpTransportFactory;
 
     //全局根ResourceFactory
     final ResourceFactory resourceFactory = ResourceFactory.root();
@@ -129,6 +131,9 @@ public final class Application {
     //日志
     private final Logger logger;
 
+    //监听事件
+    private final List<ApplicationListener> listeners = new CopyOnWriteArrayList<>();
+
     //服务启动时间
     private final long startTime = System.currentTimeMillis();
 
@@ -136,7 +141,10 @@ public final class Application {
     private final CountDownLatch serversLatch;
 
     //根ClassLoader
-    private final NodeClassLoader classLoader;
+    private final RedkaleClassLoader classLoader;
+
+    //Server根ClassLoader
+    private final RedkaleClassLoader serverClassLoader;
 
     private Application(final AnyValue config) {
         this(false, config);
@@ -227,31 +235,40 @@ public final class Application {
         }
         this.logger = Logger.getLogger(this.getClass().getSimpleName());
         this.serversLatch = new CountDownLatch(config.getAnyValues("server").length + 1);
-        logger.log(Level.INFO, "------------------------------- Redkale " + Redkale.getDotedVersion() + " -------------------------------");
+        this.classLoader = new RedkaleClassLoader(Thread.currentThread().getContextClassLoader());
+        logger.log(Level.INFO, "------------------------- Redkale " + Redkale.getDotedVersion() + " -------------------------");
         //------------------配置 <transport> 节点 ------------------
         ObjectPool<ByteBuffer> transportPool = null;
         ExecutorService transportExec = null;
         AsynchronousChannelGroup transportGroup = null;
         final AnyValue resources = config.getAnyValue("resources");
+        TransportStrategy strategy = null;
+        int bufferCapacity = 8 * 1024;
+        int bufferPoolSize = Runtime.getRuntime().availableProcessors() * 16;
+        AtomicLong createBufferCounter = new AtomicLong();
+        AtomicLong cycleBufferCounter = new AtomicLong();
         if (resources != null) {
             AnyValue transportConf = resources.getAnyValue("transport");
             int groupsize = resources.getAnyValues("group").length;
             if (groupsize > 0 && transportConf == null) transportConf = new DefaultAnyValue();
             if (transportConf != null) {
                 //--------------transportBufferPool-----------
-                AtomicLong createBufferCounter = new AtomicLong();
-                AtomicLong cycleBufferCounter = new AtomicLong();
-                final int bufferCapacity = transportConf.getIntValue("bufferCapacity", 8 * 1024);
-                final int bufferPoolSize = transportConf.getIntValue("bufferPoolSize", groupsize * Runtime.getRuntime().availableProcessors() * 8);
-                final int threads = transportConf.getIntValue("threads", groupsize * Runtime.getRuntime().availableProcessors() * 8);
+                bufferCapacity = Math.max(parseLenth(transportConf.getValue("bufferCapacity"), bufferCapacity), 4 * 1024);
+                bufferPoolSize = parseLenth(transportConf.getValue("bufferPoolSize"), groupsize * Runtime.getRuntime().availableProcessors() * 8);
+                final int threads = parseLenth(transportConf.getValue("threads"), groupsize * Runtime.getRuntime().availableProcessors() * 8);
+                final int capacity = bufferCapacity;
                 transportPool = new ObjectPool<>(createBufferCounter, cycleBufferCounter, bufferPoolSize,
-                    (Object... params) -> ByteBuffer.allocateDirect(bufferCapacity), null, (e) -> {
-                        if (e == null || e.isReadOnly() || e.capacity() != bufferCapacity) return false;
+                    (Object... params) -> ByteBuffer.allocateDirect(capacity), null, (e) -> {
+                        if (e == null || e.isReadOnly() || e.capacity() != capacity) return false;
                         e.clear();
                         return true;
                     });
                 //-----------transportChannelGroup--------------
                 try {
+                    final String strategyClass = transportConf.getValue("strategy");
+                    if (strategyClass != null && !strategyClass.isEmpty()) {
+                        strategy = (TransportStrategy) classLoader.loadClass(strategyClass).newInstance();
+                    }
                     final AtomicInteger counter = new AtomicInteger();
                     transportExec = Executors.newFixedThreadPool(threads, (Runnable r) -> {
                         Thread t = new Thread(r);
@@ -266,23 +283,52 @@ public final class Application {
                 logger.log(Level.INFO, Transport.class.getSimpleName() + " configure bufferCapacity = " + bufferCapacity + "; bufferPoolSize = " + bufferPoolSize + "; threads = " + threads + ";");
             }
         }
-        this.transportFactory = new TransportFactory(transportExec, transportPool, transportGroup);
-        this.classLoader = new NodeClassLoader(Thread.currentThread().getContextClassLoader());
+        if (transportGroup == null) {
+            final AtomicInteger counter = new AtomicInteger();
+            transportExec = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors() * 8, (Runnable r) -> {
+                Thread t = new Thread(r);
+                t.setDaemon(true);
+                t.setName("Transport-Thread-" + counter.incrementAndGet());
+                return t;
+            });
+            try {
+                transportGroup = AsynchronousChannelGroup.withCachedThreadPool(transportExec, 1);
+            } catch (Exception e) {
+                throw new RuntimeException(e);
+            }
+        }
+        if (transportPool == null) {
+            final int capacity = bufferCapacity;
+            transportPool = new ObjectPool<>(createBufferCounter, cycleBufferCounter, bufferPoolSize,
+                (Object... params) -> ByteBuffer.allocateDirect(capacity), null, (e) -> {
+                    if (e == null || e.isReadOnly() || e.capacity() != capacity) return false;
+                    e.clear();
+                    return true;
+                });
+        }
+        this.sncpTransportFactory = TransportFactory.create(transportExec, transportPool, transportGroup, strategy);
+        DefaultAnyValue tarnsportConf = DefaultAnyValue.create(TransportFactory.NAME_PINGINTERVAL, System.getProperty("net.transport.pinginterval", "30"));
+        this.sncpTransportFactory.init(tarnsportConf, Sncp.PING_BUFFER, Sncp.PONG_BUFFER.remaining());
         Thread.currentThread().setContextClassLoader(this.classLoader);
+        this.serverClassLoader = new RedkaleClassLoader(this.classLoader);
     }
 
     public ResourceFactory getResourceFactory() {
         return resourceFactory;
     }
 
-    public TransportFactory getTransportFactory() {
-        return transportFactory;
+    public TransportFactory getSncpTransportFactory() {
+        return sncpTransportFactory;
     }
 
-    public NodeClassLoader getNodeClassLoader() {
+    public RedkaleClassLoader getClassLoader() {
         return classLoader;
     }
 
+    public RedkaleClassLoader getServerClassLoader() {
+        return serverClassLoader;
+    }
+
     public List<NodeServer> getNodeServers() {
         return new ArrayList<>(servers);
     }
@@ -295,6 +341,10 @@ public final class Application {
         return startTime;
     }
 
+    public AnyValue getAppConfig() {
+        return config;
+    }
+
     public void init() throws Exception {
         System.setProperty("java.util.concurrent.ForkJoinPool.common.parallelism", "" + Runtime.getRuntime().availableProcessors() * 4);
         System.setProperty("convert.bson.tiny", "true");
@@ -307,10 +357,10 @@ public final class Application {
         File persist = new File(this.home, "conf/persistence.xml");
         final String homepath = this.home.getCanonicalPath();
         if (persist.isFile()) System.setProperty(DataSources.DATASOURCE_CONFPATH, persist.getCanonicalPath());
-        logger.log(Level.INFO, RESNAME_APP_HOME + "= " + homepath + "\r\n" + RESNAME_APP_ADDR + "= " + this.localAddress.getHostAddress());
-        String lib = config.getValue("lib", "").trim().replace("${APP_HOME}", homepath);
+        logger.log(Level.INFO, "APP_JAVA = " + System.getProperty("java.version") + "\r\n" + RESNAME_APP_ADDR + " = " + this.localAddress.getHostAddress() + "\r\n" + RESNAME_APP_HOME + " = " + homepath);
+        String lib = config.getValue("lib", "${APP_HOME}/libs/*").trim().replace("${APP_HOME}", homepath);
         lib = lib.isEmpty() ? (homepath + "/conf") : (lib + ";" + homepath + "/conf");
-        Server.loadLib(logger, lib);
+        Server.loadLib(classLoader, logger, lib);
 
         //------------------------------------------------------------------------
         final AnyValue resources = config.getAnyValue("resources");
@@ -354,6 +404,8 @@ public final class Application {
         this.resourceFactory.register(JsonFactory.root());
         this.resourceFactory.register(BsonFactory.root().getConvert());
         this.resourceFactory.register(JsonFactory.root().getConvert());
+        this.resourceFactory.register("bsonconvert", Convert.class, BsonFactory.root().getConvert());
+        this.resourceFactory.register("jsonconvert", Convert.class, JsonFactory.root().getConvert());
         //只有WatchService才能加载Application、WatchFactory
         final Application application = this;
         this.resourceFactory.register(new ResourceFactory.ResourceLoader() {
@@ -363,12 +415,14 @@ public final class Application {
                 try {
                     Resource res = field.getAnnotation(Resource.class);
                     if (res == null) return;
-                    if (!(src instanceof WatchService) || Sncp.isRemote((Service) src)) return; //远程模式不得注入 
+                    if (Sncp.isRemote((Service) src)) return; //远程模式不得注入 
                     Class type = field.getType();
                     if (type == Application.class) {
                         field.set(src, application);
+                    } else if (type == ResourceFactory.class) {
+                        field.set(src, res.name().equalsIgnoreCase("server") ? rf : (res.name().isEmpty() ? application.resourceFactory : null));
                     } else if (type == TransportFactory.class) {
-                        field.set(src, application.transportFactory);
+                        field.set(src, application.sncpTransportFactory);
                     } else if (type == NodeSncpServer.class) {
                         NodeServer server = null;
                         for (NodeServer ns : application.getNodeServers()) {
@@ -413,7 +467,7 @@ public final class Application {
                 return false;
             }
 
-        }, Application.class, TransportFactory.class, NodeSncpServer.class, NodeHttpServer.class, NodeWatchServer.class);
+        }, Application.class, ResourceFactory.class, TransportFactory.class, NodeSncpServer.class, NodeHttpServer.class, NodeWatchServer.class);
         //--------------------------------------------------------------------------
         initResources();
     }
@@ -434,12 +488,31 @@ public final class Application {
                     final InetSocketAddress addr = new InetSocketAddress(node.getValue("addr"), node.getIntValue("port"));
                     ginfo.putAddress(addr);
                 }
-                transportFactory.addGroupInfo(ginfo);
+                sncpTransportFactory.addGroupInfo(ginfo);
+            }
+            for (AnyValue conf : resources.getAnyValues("listener")) {
+                final String listenClass = conf.getValue("value", "");
+                if (listenClass.isEmpty()) continue;
+                Class clazz = Class.forName(listenClass);
+                if (!ApplicationListener.class.isAssignableFrom(clazz)) continue;
+                ApplicationListener listener = (ApplicationListener) clazz.newInstance();
+                listener.init(config);
+                this.listeners.add(listener);
             }
         }
         //------------------------------------------------------------------------
     }
 
+    public void restoreConfig() throws IOException {
+        synchronized (this) {
+            File confFile = new File(this.home, "conf/application.xml");
+            confFile.renameTo(new File(this.home, "conf/application_" + String.format("%1$tY%1$tm%1$td%1$tH%1$tM%1$tS", System.currentTimeMillis()) + ".xml"));
+            final PrintStream ps = new PrintStream(new FileOutputStream(confFile));
+            ps.append(config.toXML("application"));
+            ps.close();
+        }
+    }
+
     private void startSelfServer() throws Exception {
         final Application application = this;
         new Thread() {
@@ -553,18 +626,56 @@ public final class Application {
                 others.add(entry);
             }
         }
+        if (watchs.size() > 1) throw new RuntimeException("Found one more WATCH Server");
         this.watching = !watchs.isEmpty();
-        //单向SNCP服务不需要对等group
-        //if (!sncps.isEmpty() && globalNodes.isEmpty()) throw new RuntimeException("found SNCP Server node but not found <group> node info.");
 
-        runServers(timecd, sncps);  //必须确保sncp都启动后再启动其他协议
+        runServers(timecd, sncps);  //必须确保SNCP服务都启动后再启动其他服务
         runServers(timecd, others);
-        runServers(timecd, watchs); //必须在所有server都启动后再启动
+        runServers(timecd, watchs); //必须在所有服务都启动后再启动WATCH服务
         timecd.await();
+        //if (!singletonrun) signalHandle();
+        if (!singletonrun) clearPersistData();
         logger.info(this.getClass().getSimpleName() + " started in " + (System.currentTimeMillis() - startTime) + " ms\r\n");
         if (!singletonrun) this.serversLatch.await();
     }
 
+    private void clearPersistData() {
+        File cachedir = new File(home, "cache");
+        if (!cachedir.isDirectory()) return;
+        for (File file : cachedir.listFiles()) {
+            if (file.getName().startsWith("persist-")) file.delete();
+        }
+    }
+
+//    private void signalHandle() {
+//        //http://www.comptechdoc.org/os/linux/programming/linux_pgsignals.html
+//        String[] sigs = new String[]{"HUP", "TERM", "INT", "QUIT", "KILL", "TSTP", "USR1", "USR2", "STOP"};
+//        List<sun.misc.Signal> list = new ArrayList<>();
+//        for (String sig : sigs) {
+//            try {
+//                list.add(new sun.misc.Signal(sig));
+//            } catch (Exception e) {
+//            }
+//        }
+//        sun.misc.SignalHandler handler = new sun.misc.SignalHandler() {
+//
+//            private volatile boolean runed;
+//
+//            @Override
+//            public void handle(Signal sig) {
+//                if (runed) return;
+//                runed = true;
+//                logger.info(Application.this.getClass().getSimpleName() + " stoped\r\n");
+//                System.exit(0);
+//            }
+//        };
+//        for (Signal sig : list) {
+//            try {
+//                Signal.handle(sig, handler);
+//            } catch (Exception e) {
+//            }
+//        }
+//    }
     @SuppressWarnings("unchecked")
     private void runServers(CountDownLatch timecd, final List<AnyValue> serconfs) throws Exception {
         this.servicecdl = new CountDownLatch(serconfs.size());
@@ -603,7 +714,7 @@ public final class Application {
                             if (!inited.get()) {
                                 synchronized (nodeClasses) {
                                     if (!inited.getAndSet(true)) { //加载自定义的协议，如：SOCKS
-                                        ClassFilter profilter = new ClassFilter(NodeProtocol.class, NodeServer.class, (Class[]) null);
+                                        ClassFilter profilter = new ClassFilter(classLoader, NodeProtocol.class, NodeServer.class, (Class[]) null);
                                         ClassFilter.Loader.load(home, serconf.getValue("excludelibs", "").split(";"), profilter);
                                         final Set<FilterEntry<NodeServer>> entrys = profilter.getFilterEntrys();
                                         for (FilterEntry<NodeServer> entry : entrys) {
@@ -684,6 +795,9 @@ public final class Application {
         application.init();
         application.startSelfServer();
         try {
+            for (ApplicationListener listener : application.listeners) {
+                listener.preStart(application);
+            }
             application.start();
         } catch (Exception e) {
             application.logger.log(Level.SEVERE, "Application start error", e);
@@ -702,6 +816,14 @@ public final class Application {
     }
 
     private void shutdown() throws Exception {
+        for (ApplicationListener listener : this.listeners) {
+            try {
+                listener.preShutdown(this);
+            } catch (Exception e) {
+                logger.log(Level.WARNING, listener.getClass() + " preShutdown erroneous", e);
+            }
+        }
+
         servers.stream().forEach((server) -> {
             try {
                 server.shutdown();
@@ -728,7 +850,16 @@ public final class Application {
                 logger.log(Level.FINER, source.getClass() + " close CacheSource erroneous", e);
             }
         }
-        this.transportFactory.shutdownNow();
+        this.sncpTransportFactory.shutdownNow();
+    }
+
+    private static int parseLenth(String value, int defValue) {
+        if (value == null) return defValue;
+        value = value.toUpperCase().replace("B", "");
+        if (value.endsWith("G")) return Integer.decode(value.replace("G", "")) * 1024 * 1024 * 1024;
+        if (value.endsWith("M")) return Integer.decode(value.replace("M", "")) * 1024 * 1024;
+        if (value.endsWith("K")) return Integer.decode(value.replace("K", "")) * 1024;
+        return Integer.decode(value);
     }
 
     private static AnyValue load(final InputStream in0) {

src/org/redkale/boot/ApplicationListener.java

@@ -0,0 +1,45 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot;
+
+import org.redkale.util.AnyValue;
+
+/**
+ * Application启动和关闭时的监听事件 <br>
+ * 只能通过application.xml配置
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ */
+public interface ApplicationListener {
+
+    /**
+     * 初始化方法
+     *
+     * @param config 配置参数
+     */
+    default void init(AnyValue config) {
+
+    }
+
+    /**
+     * Application 在运行start前调用
+     *
+     * @param application Application
+     */
+    default void preStart(Application application) {
+    }
+
+    /**
+     * Application 在运行shutdown前调用
+     *
+     * @param application Application
+     */
+    default void preShutdown(Application application) {
+    }
+}

src/org/redkale/boot/ClassFilter.java

@@ -58,19 +58,22 @@ public final class ClassFilter<T> {
 
     private AnyValue conf; //基本配置信息, 当符合条件时将conf的属性赋值到FilterEntry中去。
 
-    public ClassFilter(Class<? extends Annotation> annotationClass, Class superClass, Class[] excludeSuperClasses) {
-        this(annotationClass, superClass, excludeSuperClasses, null);
+    private final ClassLoader classLoader;
+
+    public ClassFilter(ClassLoader classLoader, Class<? extends Annotation> annotationClass, Class superClass, Class[] excludeSuperClasses) {
+        this(classLoader, annotationClass, superClass, excludeSuperClasses, null);
     }
 
-    public ClassFilter(Class<? extends Annotation> annotationClass, Class superClass, Class[] excludeSuperClasses, AnyValue conf) {
+    public ClassFilter(ClassLoader classLoader, Class<? extends Annotation> annotationClass, Class superClass, Class[] excludeSuperClasses, AnyValue conf) {
         this.annotationClass = annotationClass;
         this.superClass = superClass;
         this.excludeSuperClasses = excludeSuperClasses;
         this.conf = conf;
+        this.classLoader = classLoader == null ? Thread.currentThread().getContextClassLoader() : classLoader;
     }
 
     public static ClassFilter create(Class[] excludeSuperClasses, String includeregs, String excluderegs, Set<String> includeValues, Set<String> excludeValues) {
-        ClassFilter filter = new ClassFilter(null, null, excludeSuperClasses);
+        ClassFilter filter = new ClassFilter(null, null, null, excludeSuperClasses);
         filter.setIncludePatterns(includeregs == null ? null : includeregs.split(";"));
         filter.setExcludePatterns(excluderegs == null ? null : excluderegs.split(";"));
         filter.setPrivilegeIncludes(includeValues);
@@ -96,7 +99,11 @@ public final class ClassFilter<T> {
      * @return Set&lt;FilterEntry&lt;T&gt;&gt;
      */
     public final Set<FilterEntry<T>> getFilterEntrys() {
-        return entrys;
+        HashSet<FilterEntry<T>> set = new HashSet<>();
+        set.addAll(entrys);
+        if (ors != null) ors.forEach(f -> set.addAll(f.getFilterEntrys()));
+        if (ands != null) ands.forEach(f -> set.addAll(f.getFilterEntrys()));
+        return set;
     }
 
     /**
@@ -105,7 +112,11 @@ public final class ClassFilter<T> {
      * @return Set&lt;FilterEntry&lt;T&gt;&gt;
      */
     public final Set<FilterEntry<T>> getFilterExpectEntrys() {
-        return expectEntrys;
+        HashSet<FilterEntry<T>> set = new HashSet<>();
+        set.addAll(expectEntrys);
+        if (ors != null) ors.forEach(f -> set.addAll(f.getFilterExpectEntrys()));
+        if (ands != null) ands.forEach(f -> set.addAll(f.getFilterExpectEntrys()));
+        return set;
     }
 
     /**
@@ -115,8 +126,8 @@ public final class ClassFilter<T> {
      */
     public final Set<FilterEntry<T>> getAllFilterEntrys() {
         HashSet<FilterEntry<T>> rs = new HashSet<>();
-        rs.addAll(entrys);
-        rs.addAll(expectEntrys);
+        rs.addAll(getFilterEntrys());
+        rs.addAll(getFilterExpectEntrys());
         return rs;
     }
 
@@ -156,7 +167,7 @@ public final class ClassFilter<T> {
         }
         if (cf == null || clazzname.startsWith("sun.")) return;
         try {
-            Class clazz = Class.forName(clazzname);
+            Class clazz = classLoader.loadClass(clazzname);
             if (!cf.accept(property, clazz, autoscan)) return;
             if (cf.conf != null) {
                 if (property == null) {
@@ -180,7 +191,7 @@ public final class ClassFilter<T> {
         } catch (Throwable cfe) {
             if (finer && !clazzname.startsWith("sun.") && !clazzname.startsWith("javax.")
                 && !clazzname.startsWith("com.sun.") && !clazzname.startsWith("jdk.")) {
-                //logger.log(Level.FINEST, ClassFilter.class.getSimpleName() + " filter error", cfe);
+                logger.log(Level.FINEST, ClassFilter.class.getSimpleName() + " filter error", cfe);
             }
         }
     }
@@ -445,12 +456,12 @@ public final class ClassFilter<T> {
          * @throws IOException 异常
          */
         public static void load(final File excludeFile, final String[] excludeRegs, final ClassFilter... filters) throws IOException {
-            URLClassLoader loader = (URLClassLoader) Thread.currentThread().getContextClassLoader();
+            RedkaleClassLoader loader = (RedkaleClassLoader) Thread.currentThread().getContextClassLoader();
             List<URL> urlfiles = new ArrayList<>(2);
             List<URL> urljares = new ArrayList<>(2);
             final URL exurl = excludeFile != null ? excludeFile.toURI().toURL() : null;
             final Pattern[] excludePatterns = toPattern(excludeRegs);
-            for (URL url : loader.getURLs()) {
+            for (URL url : loader.getAllURLs()) {
                 if (exurl != null && exurl.sameFile(url)) continue;
                 if (excludePatterns != null) {
                     boolean skip = false;
@@ -482,6 +493,12 @@ public final class ClassFilter<T> {
                             if (entryname.endsWith(".class") && entryname.indexOf('$') < 0) {
                                 String classname = entryname.substring(0, entryname.length() - 6);
                                 if (classname.startsWith("javax.") || classname.startsWith("com.sun.")) continue;
+                                //常见的jar跳过
+                                if (classname.startsWith("com.mysql.")) break;
+                                if (classname.startsWith("org.mariadb.")) break;
+                                if (classname.startsWith("oracle.jdbc.")) break;
+                                if (classname.startsWith("org.postgresql.")) break;
+                                if (classname.startsWith("com.microsoft.sqlserver.")) break;
                                 classes.add(classname);
                                 if (debug) debugstr.append(classname).append("\r\n");
                                 for (final ClassFilter filter : filters) {

src/org/redkale/boot/LogFileHandler.java

@@ -22,6 +22,7 @@ import java.util.logging.Formatter;
  *
  * @author zhangjx
  */
+@SuppressWarnings("unchecked")
 public class LogFileHandler extends Handler {
 
     /**

src/org/redkale/boot/NodeClassLoader.java

@@ -1,28 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.boot;
-
-import java.net.*;
-
-/**
- *
- * @author zhangjx
- */
-public class NodeClassLoader extends URLClassLoader {
-
-    public NodeClassLoader(ClassLoader parent) {
-        super(new URL[0], parent);
-    }
-
-    public Class<?> loadClass(String name, byte[] b) {
-        return defineClass(name, b, 0, b.length);
-    }
-
-    @Override
-    public void addURL(URL url) {
-        super.addURL(url);
-    }
-}

src/org/redkale/boot/NodeHttpServer.java

@@ -7,10 +7,11 @@ package org.redkale.boot;
 
 import java.lang.annotation.Annotation;
 import java.lang.reflect.*;
-import java.net.InetSocketAddress;
+import java.net.*;
 import java.util.*;
 import java.util.logging.Level;
-import javax.annotation.Resource;
+import javax.annotation.*;
+import static org.redkale.boot.Application.RESNAME_SNCP_ADDR;
 import org.redkale.boot.ClassFilter.FilterEntry;
 import org.redkale.net.*;
 import org.redkale.net.http.*;
@@ -108,8 +109,13 @@ public class NodeHttpServer extends NodeServer {
                 if (loader != null) loader.load(sncpResFactory, src, resourceName, field, attachment);
                 synchronized (regFactory) {
                     Service nodeService = (Service) rf.find(resourceName, WebSocketNode.class);
+                    if (sncpResFactory != null && resourceFactory.find(RESNAME_SNCP_ADDR, String.class) == null) {
+                        resourceFactory.register(RESNAME_SNCP_ADDR, InetSocketAddress.class, sncpResFactory.find(RESNAME_SNCP_ADDR, InetSocketAddress.class));
+                        resourceFactory.register(RESNAME_SNCP_ADDR, SocketAddress.class, sncpResFactory.find(RESNAME_SNCP_ADDR, SocketAddress.class));
+                        resourceFactory.register(RESNAME_SNCP_ADDR, String.class, sncpResFactory.find(RESNAME_SNCP_ADDR, String.class));
+                    }
                     if (nodeService == null) {
-                        nodeService = Sncp.createLocalService(resourceName, WebSocketNodeService.class, application.getResourceFactory(), application.getTransportFactory(), (InetSocketAddress) null, (Set<String>) null, (AnyValue) null);
+                        nodeService = Sncp.createLocalService(serverClassLoader, resourceName, WebSocketNodeService.class, application.getResourceFactory(), application.getSncpTransportFactory(), (InetSocketAddress) null, (Set<String>) null, (AnyValue) null);
                         regFactory.register(resourceName, WebSocketNode.class, nodeService);
                     }
                     resourceFactory.inject(nodeService, self);
@@ -122,6 +128,7 @@ public class NodeHttpServer extends NodeServer {
         }, WebSocketNode.class);
     }
 
+    @SuppressWarnings("unchecked")
     protected void loadHttpFilter(final AnyValue filtersConf, final ClassFilter<? extends Filter> classFilter) throws Exception {
         final StringBuilder sb = logger.isLoggable(Level.INFO) ? new StringBuilder() : null;
         final String threadName = "[" + Thread.currentThread().getName() + "] ";
@@ -138,6 +145,7 @@ public class NodeHttpServer extends NodeServer {
         if (sb != null && sb.length() > 0) logger.log(Level.INFO, sb.toString());
     }
 
+    @SuppressWarnings("unchecked")
     protected void loadHttpServlet(final ClassFilter<? extends Servlet> servletFilter, ClassFilter<? extends WebSocket> webSocketFilter) throws Exception {
         final AnyValue servletsConf = this.serverConf.getAnyValue("servlets");
         final StringBuilder sb = logger.isLoggable(Level.INFO) ? new StringBuilder() : null;
@@ -150,7 +158,12 @@ public class NodeHttpServer extends NodeServer {
         list.sort((FilterEntry<? extends Servlet> o1, FilterEntry<? extends Servlet> o2) -> {  //必须保证WebSocketServlet优先加载， 因为要确保其他的HttpServlet可以注入本地模式的WebSocketNode
             boolean ws1 = WebSocketServlet.class.isAssignableFrom(o1.getType());
             boolean ws2 = WebSocketServlet.class.isAssignableFrom(o2.getType());
-            if (ws1 == ws2) return o1.getType().getName().compareTo(o2.getType().getName());
+            if (ws1 == ws2) {
+                Priority p1 = o1.getType().getAnnotation(Priority.class);
+                Priority p2 = o2.getType().getAnnotation(Priority.class);
+                int v = (p2 == null ? 0 : p2.value()) - (p1 == null ? 0 : p1.value());
+                return v == 0 ? o1.getType().getName().compareTo(o2.getType().getName()) : 0;
+            }
             return ws1 ? -1 : 1;
         });
         final List<AbstractMap.SimpleEntry<String, String[]>> ss = sb == null ? null : new ArrayList<>();
@@ -195,6 +208,7 @@ public class NodeHttpServer extends NodeServer {
         if (sb != null && sb.length() > 0) logger.log(Level.INFO, sb.toString().trim());
     }
 
+    @SuppressWarnings("unchecked")
     protected void loadRestServlet(final ClassFilter<? extends WebSocket> webSocketFilter, final AnyValue restConf, final List<Object> restedObjects, final StringBuilder sb) throws Exception {
         if (!rest) return;
         if (restConf == null) return; //不存在REST服务
@@ -210,8 +224,9 @@ public class NodeHttpServer extends NodeServer {
         final boolean autoload = restConf.getBoolValue("autoload", true);
         {  //加载RestService
             String userTypeStr = restConf.getValue("usertype");
-            final Class userType = userTypeStr == null ? null : Class.forName(userTypeStr);
-            final Class baseServletType = Class.forName(restConf.getValue("base", HttpServlet.class.getName()));
+            final Class userType = userTypeStr == null ? null : this.serverClassLoader.loadClass(userTypeStr);
+
+            final Class baseServletType = this.serverClassLoader.loadClass(restConf.getValue("base", HttpServlet.class.getName()));
             final Set<String> includeValues = new HashSet<>();
             final Set<String> excludeValues = new HashSet<>();
             for (AnyValue item : restConf.getAnyValues("service")) {
@@ -238,14 +253,17 @@ public class NodeHttpServer extends NodeServer {
                     return;
                 }
                 restedObjects.add(service); //避免重复创建Rest对象
-                HttpServlet servlet = httpServer.addRestServlet(service, userType, baseServletType, prefix);
+                HttpServlet servlet = httpServer.addRestServlet(serverClassLoader, service, userType, baseServletType, prefix);
                 if (servlet == null) return; //没有HttpMapping方法的HttpServlet调用Rest.createRestServlet就会返回null 
+                String prefix2 = prefix;
+                WebServlet ws = servlet.getClass().getAnnotation(WebServlet.class);
+                if (ws != null && !ws.repair()) prefix2 = "";
                 resourceFactory.inject(servlet, NodeHttpServer.this);
                 if (finest) logger.finest(threadName + " Create RestServlet(resource.name='" + name + "') = " + servlet);
                 if (ss != null) {
                     String[] mappings = servlet.getClass().getAnnotation(WebServlet.class).value();
                     for (int i = 0; i < mappings.length; i++) {
-                        mappings[i] = prefix + mappings[i];
+                        mappings[i] = prefix2 + mappings[i];
                     }
                     ss.add(new AbstractMap.SimpleEntry<>(servlet.getClass().getName(), mappings));
                 }
@@ -288,14 +306,17 @@ public class NodeHttpServer extends NodeServer {
                     return;
                 }
                 restedObjects.add(stype); //避免重复创建Rest对象
-                HttpServlet servlet = httpServer.addRestWebSocketServlet(stype, prefix, en.getProperty());
+                HttpServlet servlet = httpServer.addRestWebSocketServlet(serverClassLoader, stype, prefix, en.getProperty());
                 if (servlet == null) return; //没有RestOnMessage方法的HttpServlet调用Rest.createRestWebSocketServlet就会返回null 
+                String prefix2 = prefix;
+                WebServlet ws = servlet.getClass().getAnnotation(WebServlet.class);
+                if (ws != null && !ws.repair()) prefix2 = "";
                 resourceFactory.inject(servlet, NodeHttpServer.this);
                 if (finest) logger.finest(threadName + " " + stype.getName() + " create RestWebSocketServlet " + servlet);
                 if (ss != null) {
                     String[] mappings = servlet.getClass().getAnnotation(WebServlet.class).value();
                     for (int i = 0; i < mappings.length; i++) {
-                        mappings[i] = prefix + mappings[i];
+                        mappings[i] = prefix2 + mappings[i];
                     }
                     ss.add(new AbstractMap.SimpleEntry<>(servlet.getClass().getName(), mappings));
                 }

src/org/redkale/boot/NodeServer.java

@@ -5,6 +5,7 @@
  */
 package org.redkale.boot;
 
+import org.redkale.util.RedkaleClassLoader;
 import java.io.*;
 import java.lang.annotation.Annotation;
 import java.lang.reflect.*;
@@ -14,10 +15,11 @@ import java.util.*;
 import java.util.concurrent.*;
 import java.util.function.*;
 import java.util.logging.*;
-import javax.annotation.Resource;
+import javax.annotation.*;
 import javax.persistence.Transient;
 import static org.redkale.boot.Application.*;
 import org.redkale.boot.ClassFilter.FilterEntry;
+import org.redkale.convert.bson.*;
 import org.redkale.net.Filter;
 import org.redkale.net.*;
 import org.redkale.net.http.WebSocketServlet;
@@ -54,7 +56,9 @@ public abstract class NodeServer {
     protected final Server server;
 
     //ClassLoader
-    protected final NodeClassLoader classLoader;
+    protected RedkaleClassLoader serverClassLoader;
+
+    protected final Thread serverThread;
 
     //当前Server的SNCP协议的组
     protected String sncpGroup = null;
@@ -89,35 +93,9 @@ public abstract class NodeServer {
         this.resourceFactory = application.getResourceFactory().createChild();
         this.server = server;
         this.logger = Logger.getLogger(this.getClass().getSimpleName());
-        this.classLoader = new NodeClassLoader(Thread.currentThread().getContextClassLoader());
-        Thread.currentThread().setContextClassLoader(this.classLoader);
-    }
-
-    protected Consumer<Runnable> getExecutor() throws Exception {
-        if (server == null) return null;
-        final Field field = Server.class.getDeclaredField("context");
-        field.setAccessible(true);
-        return new Consumer<Runnable>() {
-
-            private Context context;
-
-            @Override
-            public void accept(Runnable t) {
-                if (context == null && server != null) {
-                    try {
-                        this.context = (Context) field.get(server);
-                    } catch (Exception e) {
-                        logger.log(Level.SEVERE, "Server (" + server.getSocketAddress() + ") cannot find Context", e);
-                    }
-                }
-                if (context == null) {
-                    t.run();
-                } else {
-                    context.submitAsync(t);
-                }
-            }
-
-        };
+        this.serverClassLoader = new RedkaleClassLoader(application.getServerClassLoader());
+        Thread.currentThread().setContextClassLoader(this.serverClassLoader);
+        this.serverThread = Thread.currentThread();
     }
 
     public static <T extends NodeServer> NodeServer create(Class<T> clazz, Application application, AnyValue serconf) {
@@ -131,9 +109,9 @@ public abstract class NodeServer {
     public void init(AnyValue config) throws Exception {
         this.serverConf = config == null ? AnyValue.create() : config;
         if (isSNCP()) { // SNCP协议
-            String host = this.serverConf.getValue("host", "0.0.0.0").replace("0.0.0.0", "");
+            String host = this.serverConf.getValue("host", isWATCH() ? "127.0.0.1" : "0.0.0.0").replace("0.0.0.0", "");
             this.sncpAddress = new InetSocketAddress(host.isEmpty() ? application.localAddress.getHostAddress() : host, this.serverConf.getIntValue("port"));
-            this.sncpGroup = application.transportFactory.findGroupName(this.sncpAddress);
+            this.sncpGroup = application.sncpTransportFactory.findGroupName(this.sncpAddress);
             //单向SNCP服务不需要对等group
             //if (this.sncpGroup == null) throw new RuntimeException("Server (" + String.valueOf(config).replaceAll("\\s+", " ") + ") not found <group> info");
         }
@@ -156,9 +134,9 @@ public abstract class NodeServer {
             resourceFactory.register(Server.RESNAME_SERVER_ROOT, File.class, myroot.getCanonicalFile());
             resourceFactory.register(Server.RESNAME_SERVER_ROOT, Path.class, myroot.toPath());
 
-            final String homepath = myroot.getCanonicalPath();
             //加入指定的classpath
-            Server.loadLib(logger, this.serverConf.getValue("lib", "").replace("${APP_HOME}", homepath) + ";" + homepath + "/lib/*;" + homepath + "/classes");
+            Server.loadLib(serverClassLoader, logger, this.serverConf.getValue("lib", "").replace("${APP_HOME}", application.getHome().getPath().replace('\\', '/')));
+            this.serverThread.setContextClassLoader(this.serverClassLoader);
         }
         //必须要进行初始化， 构建Service时需要使用Context中的ExecutorService
         server.init(this.serverConf);
@@ -166,7 +144,7 @@ public abstract class NodeServer {
         initResource(); //给 DataSource、CacheSource 注册依赖注入时的监听回调事件。
         String interceptorClass = this.serverConf.getValue("interceptor", "");
         if (!interceptorClass.isEmpty()) {
-            Class clazz = Class.forName(interceptorClass);
+            Class clazz = serverClassLoader.loadClass(interceptorClass);
             this.interceptor = (NodeInterceptor) clazz.newInstance();
         }
 
@@ -193,22 +171,20 @@ public abstract class NodeServer {
         final NodeServer self = this;
         //---------------------------------------------------------------------------------------------
         final ResourceFactory appResFactory = application.getResourceFactory();
-        final TransportFactory appTranFactory = application.getTransportFactory();
+        final TransportFactory appSncpTranFactory = application.getSncpTransportFactory();
         final AnyValue resources = application.config.getAnyValue("resources");
         final Map<String, AnyValue> cacheResource = new HashMap<>();
-        //final Map<String, AnyValue> dataResources = new HashMap<>();
+        final Map<String, AnyValue> dataResources = new HashMap<>();
         if (resources != null) {
             for (AnyValue sourceConf : resources.getAnyValues("source")) {
                 try {
-                    Class type = Class.forName(sourceConf.getValue("value"));
+                    Class type = serverClassLoader.loadClass(sourceConf.getValue("value"));
                     if (!Service.class.isAssignableFrom(type)) {
                         logger.log(Level.SEVERE, "load application source resource, but not Service error: " + sourceConf);
                     } else if (CacheSource.class.isAssignableFrom(type)) {
                         cacheResource.put(sourceConf.getValue("name", ""), sourceConf);
                     } else if (DataSource.class.isAssignableFrom(type)) {
-                        //dataResources.put(sourceConf.getValue("name", ""), sourceConf);
-                        //暂时不支持DataSource通过<resources>设置
-                        logger.log(Level.SEVERE, "load application source resource, but not CacheSource error: " + sourceConf);
+                        dataResources.put(sourceConf.getValue("name", ""), sourceConf);
                     } else {
                         logger.log(Level.SEVERE, "load application source resource, but not CacheSource error: " + sourceConf);
                     }
@@ -245,7 +221,25 @@ public abstract class NodeServer {
             try {
                 if (field.getAnnotation(Resource.class) == null) return;
                 if ((src instanceof Service) && Sncp.isRemote((Service) src)) return; //远程模式不得注入 DataSource
-                DataSource source = DataSources.createDataSource(resourceName);
+                AnyValue sourceConf = dataResources.get(resourceName);
+                DataSource source = null;
+                boolean needinit = true;
+                if (sourceConf != null) {
+                    final Class sourceType = serverClassLoader.loadClass(sourceConf.getValue("value"));
+                    if (DataSource.class.isAssignableFrom(sourceType)) { // DataSource
+                        final Service srcService = (Service) src;
+                        SncpClient client = Sncp.getSncpClient(srcService);
+                        final InetSocketAddress sncpAddr = client == null ? null : client.getClientAddress();
+                        final Set<String> groups = new HashSet<>();
+                        if (client != null && client.getSameGroup() != null) groups.add(client.getSameGroup());
+                        if (client != null && client.getDiffGroups() != null) groups.addAll(client.getDiffGroups());
+                        source = (DataSource) Sncp.createLocalService(serverClassLoader, resourceName, sourceType, appResFactory, appSncpTranFactory, sncpAddr, groups, Sncp.getConf(srcService));
+                    }
+                }
+                if (source == null) {
+                    source = DataSources.createDataSource(resourceName); //从persistence.xml配置中创建
+                    needinit = false;
+                }
                 application.dataSources.add(source);
                 appResFactory.register(resourceName, DataSource.class, source);
 
@@ -256,7 +250,7 @@ public abstract class NodeServer {
                     final Set<String> groups = new HashSet<>();
                     if (client != null && client.getSameGroup() != null) groups.add(client.getSameGroup());
                     if (client != null && client.getDiffGroups() != null) groups.addAll(client.getDiffGroups());
-                    Service cacheListenerService = Sncp.createLocalService(resourceName, DataCacheListenerService.class, appResFactory, appTranFactory, sncpAddr, groups, Sncp.getConf((Service) src));
+                    Service cacheListenerService = Sncp.createLocalService(serverClassLoader, resourceName, DataCacheListenerService.class, appResFactory, appSncpTranFactory, sncpAddr, groups, Sncp.getConf((Service) src));
                     appResFactory.register(resourceName, DataCacheListener.class, cacheListenerService);
                     localServices.add(cacheListenerService);
                     sncpServer.consumerAccept(cacheListenerService);
@@ -266,7 +260,7 @@ public abstract class NodeServer {
                 field.set(src, source);
                 rf.inject(source, self); // 给其可能包含@Resource的字段赋值;
                 //NodeServer.this.watchFactory.inject(src);
-                if (source instanceof Service) ((Service) source).init(null);
+                if (source instanceof Service && needinit) ((Service) source).init(sourceConf);
             } catch (Exception e) {
                 logger.log(Level.SEVERE, "DataSource inject error", e);
             }
@@ -281,23 +275,28 @@ public abstract class NodeServer {
                     final Service srcService = (Service) src;
                     SncpClient client = Sncp.getSncpClient(srcService);
                     final InetSocketAddress sncpAddr = client == null ? null : client.getClientAddress();
-                    final AnyValue sourceConf = cacheResource.get(resourceName);
-                    final Class sourceType = sourceConf == null ? CacheMemorySource.class : Class.forName(sourceConf.getValue("type"));
                     final Set<String> groups = new HashSet<>();
                     if (client != null && client.getSameGroup() != null) groups.add(client.getSameGroup());
                     if (client != null && client.getDiffGroups() != null) groups.addAll(client.getDiffGroups());
-                    final CacheSource source = (CacheSource) Sncp.createLocalService(resourceName, sourceType, appResFactory, appTranFactory, sncpAddr, groups, Sncp.getConf(srcService));
-                    Type genericType = field.getGenericType();
-                    ParameterizedType pt = (genericType instanceof ParameterizedType) ? (ParameterizedType) genericType : null;
-                    Type valType = pt == null ? null : pt.getActualTypeArguments()[1];
-                    if (sourceType == CacheMemorySource.class) {
-                        CacheMemorySource memorySource = (CacheMemorySource) source;
-                        memorySource.setStoreType(pt == null ? Serializable.class : (Class) pt.getActualTypeArguments()[0], valType instanceof Class ? (Class) valType : Object.class);
-                        if (field.getAnnotation(Transient.class) != null) memorySource.setNeedStore(false); //必须在setStoreType之后
+
+                    AnyValue sourceConf = cacheResource.get(resourceName);
+                    if (sourceConf == null) sourceConf = dataResources.get(resourceName);
+                    final Class sourceType = sourceConf == null ? CacheMemorySource.class : serverClassLoader.loadClass(sourceConf.getValue("value"));
+                    Object source = null;
+                    if (CacheSource.class.isAssignableFrom(sourceType)) { // CacheSource
+                        source = (CacheSource) Sncp.createLocalService(serverClassLoader, resourceName, sourceType, appResFactory, appSncpTranFactory, sncpAddr, groups, Sncp.getConf(srcService));
+                        Type genericType = field.getGenericType();
+                        ParameterizedType pt = (genericType instanceof ParameterizedType) ? (ParameterizedType) genericType : null;
+                        Type valType = pt == null ? null : pt.getActualTypeArguments()[0];
+                        if (CacheSource.class.isAssignableFrom(sourceType)) {
+                            CacheSource cacheSource = (CacheSource) source;
+                            cacheSource.initValueType(valType instanceof Class ? (Class) valType : Object.class);
+                            cacheSource.initTransient(field.getAnnotation(Transient.class) != null); //必须在initValueType之后
+                        }
+                        application.cacheSources.add((CacheSource) source);
+                        appResFactory.register(resourceName, genericType, source);
+                        appResFactory.register(resourceName, CacheSource.class, source);
                     }
-                    application.cacheSources.add(source);
-                    appResFactory.register(resourceName, genericType, source);
-                    appResFactory.register(resourceName, CacheSource.class, source);
                     field.set(src, source);
                     rf.inject(source, self); //
                     if (source instanceof Service) ((Service) source).init(sourceConf);
@@ -326,7 +325,7 @@ public abstract class NodeServer {
         final Set<FilterEntry<? extends Service>> entrys = (Set) serviceFilter.getAllFilterEntrys();
         ResourceFactory regFactory = isSNCP() ? application.getResourceFactory() : resourceFactory;
         final ResourceFactory appResourceFactory = application.getResourceFactory();
-        final TransportFactory appTransportFactory = application.getTransportFactory();
+        final TransportFactory appSncpTransFactory = application.getSncpTransportFactory();
         for (FilterEntry<? extends Service> entry : entrys) { //service实现类
             final Class<? extends Service> serviceImplClass = entry.getType();
             if (Modifier.isFinal(serviceImplClass.getModifiers())) continue; //修饰final的类跳过
@@ -357,11 +356,11 @@ public abstract class NodeServer {
                     Service service;
                     boolean ws = src instanceof WebSocketServlet;
                     if (ws || localed) { //本地模式
-                        service = Sncp.createLocalService(resourceName, serviceImplClass, appResourceFactory, appTransportFactory, NodeServer.this.sncpAddress, groups, entry.getProperty());
+                        service = Sncp.createLocalService(serverClassLoader, resourceName, serviceImplClass, appResourceFactory, appSncpTransFactory, NodeServer.this.sncpAddress, groups, entry.getProperty());
                     } else {
-                        service = Sncp.createRemoteService(resourceName, serviceImplClass, appTransportFactory, NodeServer.this.sncpAddress, groups, entry.getProperty());
+                        service = Sncp.createRemoteService(serverClassLoader, resourceName, serviceImplClass, appSncpTransFactory, NodeServer.this.sncpAddress, groups, entry.getProperty());
                     }
-                    if (SncpClient.parseMethod(serviceImplClass).isEmpty()) return; //class没有可用的方法， 通常为BaseService
+                    if (SncpClient.parseMethod(serviceImplClass).isEmpty() && serviceImplClass.getAnnotation(Priority.class) == null) return; //class没有可用的方法且没有标记启动优先级的， 通常为BaseService
 
                     final Class restype = Sncp.getResourceType(service);
                     if (rf.find(resourceName, restype) == null) {
@@ -414,15 +413,20 @@ public abstract class NodeServer {
         //----------------- init -----------------
         List<Service> swlist = new ArrayList<>(localServices);
         Collections.sort(swlist, (o1, o2) -> {
+            Priority p1 = o1.getClass().getAnnotation(Priority.class);
+            Priority p2 = o2.getClass().getAnnotation(Priority.class);
+            int v = (p2 == null ? 0 : p2.value()) - (p1 == null ? 0 : p1.value());
+            if (v != 0) return v;
             int rs = Sncp.getResourceType(o1).getName().compareTo(Sncp.getResourceType(o2).getName());
             if (rs == 0) rs = Sncp.getResourceName(o1).compareTo(Sncp.getResourceName(o2));
             return rs;
         });
         localServices.clear();
         localServices.addAll(swlist);
+        //this.loadPersistData();
         final List<String> slist = sb == null ? null : new CopyOnWriteArrayList<>();
         CountDownLatch clds = new CountDownLatch(localServices.size());
-        localServices.parallelStream().forEach(y -> {
+        localServices.stream().forEach(y -> {
             try {
                 long s = System.currentTimeMillis();
                 y.init(Sncp.getConf(y));
@@ -436,7 +440,6 @@ public abstract class NodeServer {
         clds.await();
         if (slist != null && sb != null) {
             List<String> wlist = new ArrayList<>(slist); //直接使用CopyOnWriteArrayList偶尔会出现莫名的异常(CopyOnWriteArrayList源码1185行)
-            Collections.sort(wlist);
             for (String s : wlist) {
                 sb.append(s);
             }
@@ -449,62 +452,125 @@ public abstract class NodeServer {
         maxClassNameLength = Math.max(maxClassNameLength, Sncp.getResourceType(y).getName().length() + 1);
     }
 
-    /*
-     * protected List<Transport> loadTransports(final HashSet<String> groups) {
-     * if (groups == null) return null;
-     * final List<Transport> transports = new ArrayList<>();
-     * for (String group : groups) {
-     * if (this.sncpGroup == null || !this.sncpGroup.equals(group)) {
-     * transports.add(loadTransport(group));
-     * }
-     * }
-     * return transports;
-     * }
-     * protected Transport loadTransport(final HashSet<String> groups) {
-     * if (groups == null || groups.isEmpty()) return null;
-     * final String groupid = new ArrayList<>(groups).stream().sorted().collect(Collectors.joining(";")); //按字母排列顺序
-     * Transport transport = application.resourceFactory.find(groupid, Transport.class);
-     * if (transport != null) return transport;
-     * final List<Transport> transports = new ArrayList<>();
-     * for (String group : groups) {
-     * transports.add(loadTransport(group));
-     * }
-     * Set<InetSocketAddress> addrs = new HashSet();
-     * transports.forEach(t -> addrs.addAll(Arrays.asList(t.getRemoteAddresses())));
-     * Transport first = transports.get(0);
-     * TransportGroupInfo ginfo = application.transportFactory.findGroupInfo(first.getName());
-     * Transport newTransport = new Transport(groupid, ginfo.getProtocol(),
-     * ginfo.getSubprotocol(), application.transportBufferPool, application.transportChannelGroup, this.sncpAddress, addrs);
-     * synchronized (application.resourceFactory) {
-     * transport = application.resourceFactory.find(groupid, Transport.class);
-     * if (transport == null) {
-     * transport = newTransport;
-     * application.resourceFactory.register(groupid, transport);
-     * }
-     * }
-     * return transport;
-     * }
-     *
-     * protected Transport loadTransport(final String group) {
-     * if (group == null) return null;
-     * Transport transport;
-     * synchronized (application.resourceFactory) {
-     * transport = application.resourceFactory.find(group, Transport.class);
-     * if (transport != null) {
-     * if (this.sncpAddress != null && !this.sncpAddress.equals(transport.getClientAddress())) {
-     * throw new RuntimeException(transport + "repeat create on newClientAddress = " + this.sncpAddress + ", oldClientAddress = " + transport.getClientAddress());
-     * }
-     * return transport;
-     * }
-     * TransportGroupInfo ginfo = application.findGroupInfo(group);
-     * Set<InetSocketAddress> addrs = ginfo.copyAddresses();
-     * if (addrs == null) throw new RuntimeException("Not found <group> = " + group + " on <resources> ");
-     * transport = new Transport(group, ginfo.getProtocol(), ginfo.getSubprotocol(), application.transportBufferPool, application.transportChannelGroup, this.sncpAddress, addrs);
-     * application.resourceFactory.register(group, transport);
-     * }
-     * return transport;
-     * }
-     */
+    //尚未完整实现， 先屏蔽， 单个Service在多个Server中存在的情况下进行缓存的方案还未考虑清楚
+    @SuppressWarnings("unchecked")
+    private void loadPersistData() throws Exception {
+        File home = application.getHome();
+        if (home == null || !home.isDirectory()) return;
+        File cachedir = new File(home, "cache");
+        if (!cachedir.isDirectory()) return;
+        int port = this.server.getSocketAddress().getPort();
+        final String prefix = "persist-" + port + "-";
+        final BsonConvert convert = BsonFactory.create().skipAllIgnore(true).getConvert();
+        synchronized (this.application) {
+            for (final File file : cachedir.listFiles((dir, name) -> name.startsWith(prefix))) {
+                if (!file.getName().endsWith(".bat")) continue;
+                String classAndResname = file.getName().substring(prefix.length(), file.getName().length() - 4); //去掉尾部的.bat
+                int pos = classAndResname.indexOf('-');
+                String servtype = pos > 0 ? classAndResname.substring(0, pos) : classAndResname;
+                String resname = pos > 0 ? classAndResname.substring(pos + 1) : "";
+
+                FileInputStream in = new FileInputStream(file);
+                ByteArrayOutputStream out = new ByteArrayOutputStream();
+                int b;
+                while ((b = in.read()) != '\n') out.write(b);
+                final String[] fieldNames = out.toString().split(",");
+                int timeout = (int) ((System.currentTimeMillis() - file.lastModified()) / 1000);
+                for (final Service service : this.localServices) {
+                    if (!servtype.equals(Sncp.getResourceType(service).getName())) continue;
+                    if (!resname.equals(Sncp.getResourceName(service))) continue;
+                    for (final String fieldName : fieldNames) {
+                        Field field = null;
+                        Class clzz = service.getClass();
+                        do {
+                            try {
+                                field = clzz.getDeclaredField(fieldName);
+                                break;
+                            } catch (Exception e) {
+                            }
+                        } while ((clzz = clzz.getSuperclass()) != Object.class);
+                        field.setAccessible(true);
+                        Object val = convert.convertFrom(field.getGenericType(), in);
+                        Persist persist = field.getAnnotation(Persist.class);
+                        if (persist.timeout() == 0 || persist.timeout() >= timeout) {
+                            if (Modifier.isFinal(field.getModifiers())) {
+                                if (Map.class.isAssignableFrom(field.getType())) {
+                                    ((Map) field.get(service)).putAll((Map) val);
+                                } else if (Collection.class.isAssignableFrom(field.getType())) {
+                                    ((Collection) field.get(service)).addAll((Collection) val);
+                                }
+                            } else {
+                                field.set(service, val);
+                            }
+                        }
+                        if (in.read() != '\n') logger.log(Level.SEVERE, servtype + "'s [" + resname + "] load value error");
+                    }
+                }
+                in.close();
+            }
+        }
+    }
+
+    //尚未完整实现， 先屏蔽
+    @SuppressWarnings("unchecked")
+    private void savePersistData() throws IOException {
+        File home = application.getHome();
+        if (home == null || !home.isDirectory()) return;
+        File cachedir = new File(home, "cache");
+        int port = this.server.getSocketAddress().getPort();
+        final String prefix = "persist-" + port + "-";
+        final BsonConvert convert = BsonFactory.create().skipAllIgnore(true).getConvert();
+        for (final Service service : this.localServices) {
+            Class clzz = service.getClass();
+            final Set<String> fieldNameSet = new HashSet<>();
+            final List<Field> fields = new ArrayList<>();
+            final StringBuilder sb = new StringBuilder();
+            do {
+                for (Field field : clzz.getDeclaredFields()) {
+                    if (field.getAnnotation(Persist.class) == null) continue;
+                    if (fieldNameSet.contains(field.getName())) continue;
+                    if (Modifier.isStatic(field.getModifiers())) throw new RuntimeException(field + " cannot static on @" + Persist.class.getName() + " in " + clzz.getName());
+                    if (Modifier.isFinal(field.getModifiers()) && !Map.class.isAssignableFrom(field.getType()) && !Collection.class.isAssignableFrom(field.getType())) {
+                        throw new RuntimeException(field + " cannot final on @" + Persist.class.getName() + " in " + clzz.getName());
+                    }
+                    fieldNameSet.add(field.getName());
+                    field.setAccessible(true);
+                    try {
+                        if (field.get(service) == null) continue;
+                    } catch (Exception e) {
+                        logger.log(Level.SEVERE, field + " get value error", e);
+                        continue;
+                    }
+                    fields.add(field);
+                    if (sb.length() > 0) sb.append(',');
+                    sb.append(field.getName());
+                }
+            } while ((clzz = clzz.getSuperclass()) != Object.class);
+
+            if (fields.isEmpty()) continue; //没有数据需要缓存
+//            synchronized (this.application.localServices) {
+//                if (this.application.localServices.contains(service)) continue;
+//                this.application.localServices.add(service);
+//            }
+            if (!cachedir.isDirectory()) cachedir.mkdirs();
+            String resname = Sncp.getResourceName(service);
+            FileOutputStream out = new FileOutputStream(new File(cachedir, prefix + Sncp.getResourceType(service).getName() + (resname.isEmpty() ? "" : ("-" + resname)) + ".bat"));
+            out.write(sb.toString().getBytes());
+            out.write('\n');
+            for (Field field : fields) {
+                Object val = null;
+                try {
+                    val = field.get(service);
+                } catch (Exception e) {
+                    logger.log(Level.SEVERE, field + " save value error", e);
+                }
+                convert.convertTo(out, field.getGenericType(), val);
+                out.write('\n');
+            }
+            out.close();
+        }
+    }
+
     protected abstract ClassFilter<Filter> createFilterClassFilter();
 
     protected abstract ClassFilter<Servlet> createServletClassFilter();
@@ -514,12 +580,12 @@ public abstract class NodeServer {
     }
 
     protected ClassFilter<Service> createServiceClassFilter() {
-        return createClassFilter(this.sncpGroup, null, Service.class, (!isSNCP() || application.watching) ? null : new Class[]{org.redkale.watch.WatchService.class}, Annotation.class, "services", "service");
+        return createClassFilter(this.sncpGroup, null, Service.class, (!isSNCP() && application.watching) ? null : new Class[]{org.redkale.watch.WatchService.class}, Annotation.class, "services", "service");
     }
 
     protected ClassFilter createClassFilter(final String localGroup, Class<? extends Annotation> ref,
         Class inter, Class[] excludeSuperClasses, Class<? extends Annotation> ref2, String properties, String property) {
-        ClassFilter cf = new ClassFilter(ref, inter, excludeSuperClasses, null);
+        ClassFilter cf = new ClassFilter(this.serverClassLoader, ref, inter, excludeSuperClasses, null);
         if (properties == null && properties == null) {
             cf.setRefused(true);
             return cf;
@@ -546,7 +612,7 @@ public abstract class NodeServer {
                 prop = new AnyValue.DefaultAnyValue();
                 prop.addValue("groups", sc);
             }
-            ClassFilter filter = new ClassFilter(ref, inter, excludeSuperClasses, prop);
+            ClassFilter filter = new ClassFilter(this.serverClassLoader, ref, inter, excludeSuperClasses, prop);
             for (AnyValue av : list.getAnyValues(property)) { // <service>、<filter>、<servlet> 节点
                 final AnyValue[] items = av.getAnyValues("property");
                 if (av instanceof DefaultAnyValue && items.length > 0) { //存在 <property>节点
@@ -570,7 +636,9 @@ public abstract class NodeServer {
                     dav.addValue("properties", ps);
                     av = dav;
                 }
-                filter.filter(av, av.getValue("value"), false);
+                if (!av.getBoolValue("ignore", false)) {
+                    filter.filter(av, av.getValue("value"), false);
+                }
             }
             if (list.getBoolValue("autoload", true)) {
                 String includes = list.getValue("includes", "");
@@ -593,12 +661,22 @@ public abstract class NodeServer {
         return false;
     }
 
+    public boolean isWATCH() {
+        return false;
+    }
+
     public ResourceFactory getResourceFactory() {
         return resourceFactory;
     }
 
-    public NodeClassLoader getNodeClassLoader() {
-        return classLoader;
+    public RedkaleClassLoader getServerClassLoader() {
+        return serverClassLoader;
+    }
+
+    public void setServerClassLoader(RedkaleClassLoader serverClassLoader) {
+        Objects.requireNonNull(this.serverClassLoader);
+        this.serverClassLoader = serverClassLoader;
+        this.serverThread.setContextClassLoader(serverClassLoader);
     }
 
     public InetSocketAddress getSncpAddress() {

src/org/redkale/boot/NodeSncpServer.java

@@ -85,6 +85,7 @@ public class NodeSncpServer extends NodeServer {
         if (sncpServer != null) loadSncpFilter(this.serverConf.getAnyValue("fliters"), filterFilter);
     }
 
+    @SuppressWarnings("unchecked")
     protected void loadSncpFilter(final AnyValue servletsConf, final ClassFilter<? extends Filter> classFilter) throws Exception {
         final StringBuilder sb = logger.isLoggable(Level.INFO) ? new StringBuilder() : null;
         final String threadName = "[" + Thread.currentThread().getName() + "] ";
@@ -106,8 +107,9 @@ public class NodeSncpServer extends NodeServer {
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     protected ClassFilter<Filter> createFilterClassFilter() {
-        return createClassFilter(null, null, SncpFilter.class, null, null, "filters", "filter");
+        return createClassFilter(null, null, SncpFilter.class, new Class[]{org.redkale.watch.WatchFilter.class}, null, "filters", "filter");
     }
 
     @Override

src/org/redkale/boot/NodeWatchServer.java

@@ -37,4 +37,14 @@ public class NodeWatchServer extends NodeHttpServer {
     protected ClassFilter<Servlet> createServletClassFilter() {
         return createClassFilter(null, WebServlet.class, WatchServlet.class, null, null, "servlets", "servlet");
     }
+
+    @Override
+    protected ClassFilter createOtherClassFilter() {
+        return null;
+    }
+
+    @Override
+    public boolean isWATCH() {
+        return true;
+    }
 }

src/org/redkale/boot/watch/AbstractWatchService.java

@@ -0,0 +1,17 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot.watch;
+
+import org.redkale.service.AbstractService;
+import org.redkale.watch.WatchService;
+
+/**
+ *
+ * @author zhangjx
+ */
+public abstract class AbstractWatchService extends AbstractService implements WatchService {
+
+}

src/org/redkale/boot/watch/FilterWatchService.java

@@ -0,0 +1,50 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot.watch;
+
+import java.io.IOException;
+import java.util.List;
+import javax.annotation.Resource;
+import org.redkale.boot.*;
+import org.redkale.net.http.*;
+import org.redkale.service.RetResult;
+import org.redkale.util.Comment;
+
+/**
+ *
+ * @author zhangjx
+ */
+@RestService(name = "filter", catalog = "watch", repair = false)
+public class FilterWatchService extends AbstractWatchService {
+
+    @Comment("Filter类名不存在")
+    public static final int RET_FILTER_TYPE_NOT_EXISTS = 1601_0002;
+
+    @Comment("Filter类名不合法")
+    public static final int RET_FILTER_TYPE_ILLEGAL = 1601_0003;
+
+    @Comment("Filter类名已存在")
+    public static final int RET_FILTER_EXISTS = 1601_0004;
+
+    @Comment("Filter的JAR包不存在")
+    public static final int RET_FILTER_JAR_ILLEGAL = 1601_0005;
+
+    @Resource
+    private Application application;
+
+    @RestMapping(name = "addfilter", auth = false, comment = "动态增加Filter")
+    public RetResult addFilter(@RestUploadFile(maxLength = 10 * 1024 * 1024, fileNameReg = "\\.jar$") byte[] jar,
+        @RestParam(name = "server", comment = "Server节点名") final String serverName,
+        @RestParam(name = "type", comment = "Filter类名") final String filterType) throws IOException {
+        if (filterType == null) return new RetResult(RET_FILTER_TYPE_NOT_EXISTS, "Not found Filter Type (" + filterType + ")");
+        if (jar == null) return new RetResult(RET_FILTER_JAR_ILLEGAL, "Not found jar file");
+        List<NodeServer> nodes = application.getNodeServers();
+        for (NodeServer node : nodes) {
+            if (node.getServer().containsFilter(filterType)) return new RetResult(RET_FILTER_EXISTS, "Filter(" + filterType + ") exists");
+        }
+        return RetResult.success();
+    }
+}

src/org/redkale/boot/watch/ServerWatchService.java

@@ -0,0 +1,17 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot.watch;
+
+import org.redkale.net.http.RestService;
+
+/**
+ *
+ * @author zhangjx
+ */
+@RestService(name = "server", catalog = "watch", repair = false)
+public class ServerWatchService extends AbstractWatchService {
+
+}

src/org/redkale/boot/watch/ServiceWatchService.java

@@ -0,0 +1,39 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot.watch;
+
+import javax.annotation.Resource;
+import org.redkale.boot.Application;
+import org.redkale.net.TransportFactory;
+import org.redkale.net.http.*;
+
+/**
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ */
+@RestService(name = "service", catalog = "watch", repair = false)
+public class ServiceWatchService extends AbstractWatchService {
+
+    @Resource
+    private Application application;
+
+    @Resource
+    private TransportFactory transportFactory;
+
+//    @RestMapping(name = "load", auth = false, comment = "动态增加Service")
+//    public RetResult loadService(String type, @RestUploadFile(maxLength = 10 * 1024 * 1024, fileNameReg = "\\.jar$") byte[] jar) {
+//        //待开发
+//        return RetResult.success();
+//    }
+//
+//    @RestMapping(name = "stop", auth = false, comment = "动态停止Service")
+//    public RetResult stopService(String name, String type) {
+//        //待开发
+//        return RetResult.success();
+//    }
+}

src/org/redkale/boot/watch/ServletWatchService.java

@@ -0,0 +1,39 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot.watch;
+
+import javax.annotation.Resource;
+import org.redkale.boot.Application;
+import org.redkale.net.TransportFactory;
+import org.redkale.net.http.*;
+
+/**
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ */
+@RestService(name = "servlet", catalog = "watch", repair = false)
+public class ServletWatchService extends AbstractWatchService {
+
+    @Resource
+    private Application application;
+
+    @Resource
+    private TransportFactory transportFactory;
+//
+//    @RestMapping(name = "load", auth = false, comment = "动态增加Servlet")
+//    public RetResult loadServlet(String type, @RestUploadFile(maxLength = 10 * 1024 * 1024, fileNameReg = "\\.jar$") byte[] jar) {
+//        //待开发
+//        return RetResult.success();
+//    }
+//
+//    @RestMapping(name = "stop", auth = false, comment = "动态停止Servlet")
+//    public RetResult stopServlet(String type) {
+//        //待开发
+//        return RetResult.success();
+//    }
+}

src/org/redkale/boot/watch/SourceWatchService.java

@@ -0,0 +1,26 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot.watch;
+
+import javax.annotation.Resource;
+import org.redkale.boot.Application;
+import org.redkale.net.TransportFactory;
+import org.redkale.net.http.RestService;
+
+/**
+ *
+ * @author zhangjx
+ */
+@RestService(name = "source", catalog = "watch", repair = false)
+public class SourceWatchService extends AbstractWatchService {
+
+    @Resource
+    private Application application;
+
+    @Resource
+    private TransportFactory transportFactory;
+
+}

src/org/redkale/boot/watch/TransportWatchService.java

@@ -0,0 +1,138 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.boot.watch;
+
+import java.io.IOException;
+import java.net.*;
+import java.nio.channels.AsynchronousSocketChannel;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+import javax.annotation.Resource;
+import org.redkale.boot.Application;
+import org.redkale.net.*;
+import org.redkale.net.http.*;
+import org.redkale.net.sncp.*;
+import org.redkale.service.*;
+import org.redkale.util.*;
+import org.redkale.util.AnyValue.DefaultAnyValue;
+
+/**
+ *
+ * @author zhangjx
+ */
+@RestService(name = "transport", catalog = "watch", repair = false)
+public class TransportWatchService extends AbstractWatchService {
+
+    @Comment("不存在的Group节点")
+    public static final int RET_TRANSPORT_GROUP_NOT_EXISTS = 1606_0001;
+
+    @Comment("非法的Node节点IP地址")
+    public static final int RET_TRANSPORT_ADDR_ILLEGAL = 1606_0002;
+
+    @Comment("Node节点IP地址已存在")
+    public static final int RET_TRANSPORT_ADDR_EXISTS = 1606_0003;
+
+    @Resource
+    private Application application;
+
+    @Resource
+    private TransportFactory transportFactory;
+
+    @RestMapping(name = "listnodes", auth = false, comment = "获取所有Node节点")
+    public List<TransportGroupInfo> listNodes() {
+        return transportFactory.getGroupInfos();
+    }
+
+    @RestMapping(name = "addnode", auth = false, comment = "动态增加指定Group的Node节点")
+    public RetResult addNode(@RestParam(name = "group", comment = "Group节点名") final String group,
+        @RestParam(name = "addr", comment = "节点IP") final String addr,
+        @RestParam(name = "port", comment = "节点端口") final int port) throws IOException {
+        InetSocketAddress address;
+        try {
+            address = new InetSocketAddress(addr, port);
+            AsynchronousSocketChannel channel = AsynchronousSocketChannel.open();
+            channel.connect(address).get(2, TimeUnit.SECONDS);  //连接超时2秒
+            channel.close();
+        } catch (Exception e) {
+            return new RetResult(RET_TRANSPORT_ADDR_ILLEGAL, "InetSocketAddress(addr=" + addr + ", port=" + port + ") is illegal or cannot connect");
+        }
+        if (transportFactory.findGroupName(address) != null) return new RetResult(RET_TRANSPORT_ADDR_ILLEGAL, "InetSocketAddress(addr=" + addr + ", port=" + port + ") is exists");
+        synchronized (this) {
+            if (transportFactory.findGroupInfo(group) == null) {
+                return new RetResult(RET_TRANSPORT_GROUP_NOT_EXISTS, "not found group (" + group + ")");
+            }
+            transportFactory.addGroupInfo(group, address);
+            for (Service service : transportFactory.getServices()) {
+                if (!Sncp.isSncpDyn(service)) continue;
+                SncpClient client = Sncp.getSncpClient(service);
+                if (Sncp.isRemote(service)) {
+                    if (client.getRemoteGroups() != null && client.getRemoteGroups().contains(group)) {
+                        client.getRemoteGroupTransport().addRemoteAddresses(address);
+                    }
+                } else {
+                    if (group.equals(client.getSameGroup())) {
+                        client.getSameGroupTransport().addRemoteAddresses(address);
+                    }
+                    if (client.getDiffGroups() != null && client.getDiffGroups().contains(group)) {
+                        for (Transport transport : client.getDiffGroupTransports()) {
+                            transport.addRemoteAddresses(address);
+                        }
+                    }
+                }
+            }
+            DefaultAnyValue node = DefaultAnyValue.create("addr", addr).addValue("port", port);
+            for (AnyValue groupconf : application.getAppConfig().getAnyValue("resources").getAnyValues("group")) {
+                if (group.equals(groupconf.getValue("name"))) {
+                    ((DefaultAnyValue) groupconf).addValue("node", node);
+                    break;
+                }
+            }
+            application.restoreConfig();
+        }
+        return RetResult.success();
+    }
+
+    @RestMapping(name = "removenode", auth = false, comment = "动态删除指定Group的Node节点")
+    public RetResult removeNode(@RestParam(name = "group", comment = "Group节点名") final String group,
+        @RestParam(name = "addr", comment = "节点IP") final String addr,
+        @RestParam(name = "port", comment = "节点端口") final int port) throws IOException {
+        if (group == null) return new RetResult(RET_TRANSPORT_GROUP_NOT_EXISTS, "not found group (" + group + ")");
+        final InetSocketAddress address = new InetSocketAddress(addr, port);
+        if (!group.equals(transportFactory.findGroupName(address))) return new RetResult(RET_TRANSPORT_ADDR_ILLEGAL, "InetSocketAddress(addr=" + addr + ", port=" + port + ") not belong to group(" + group + ")");
+        synchronized (this) {
+            if (transportFactory.findGroupInfo(group) == null) {
+                return new RetResult(RET_TRANSPORT_GROUP_NOT_EXISTS, "not found group (" + group + ")");
+            }
+            transportFactory.removeGroupInfo(group, address);
+            for (Service service : transportFactory.getServices()) {
+                if (!Sncp.isSncpDyn(service)) continue;
+                SncpClient client = Sncp.getSncpClient(service);
+                if (Sncp.isRemote(service)) {
+                    if (client.getRemoteGroups() != null && client.getRemoteGroups().contains(group)) {
+                        client.getRemoteGroupTransport().removeRemoteAddresses(address);
+                    }
+                } else {
+                    if (group.equals(client.getSameGroup())) {
+                        client.getSameGroupTransport().removeRemoteAddresses(address);
+                    }
+                    if (client.getDiffGroups() != null && client.getDiffGroups().contains(group)) {
+                        for (Transport transport : client.getDiffGroupTransports()) {
+                            transport.removeRemoteAddresses(address);
+                        }
+                    }
+                }
+            }
+            for (AnyValue groupconf : application.getAppConfig().getAnyValue("resources").getAnyValues("group")) {
+                if (group.equals(groupconf.getValue("name"))) {
+                    ((DefaultAnyValue) groupconf).removeValue("node", DefaultAnyValue.create("addr", addr).addValue("port", port));
+                    break;
+                }
+            }
+            application.restoreConfig();
+        }
+        return RetResult.success();
+    }
+}

src/org/redkale/convert/AnyEncoder.java

@@ -6,6 +6,7 @@
 package org.redkale.convert;
 
 import java.lang.reflect.Type;
+import java.util.concurrent.CompletableFuture;
 
 /**
  * 对不明类型的对象进行序列化； BSON序列化时将对象的类名写入Writer，JSON则不写入。
@@ -35,6 +36,28 @@ public final class AnyEncoder<T> implements Encodeable<Writer, T> {
         }
     }
 
+    @SuppressWarnings("unchecked")
+    public void convertMapTo(final Writer out, final Object... values) {
+        if (values == null) {
+            out.writeNull();
+        } else {
+            int count = values.length - values.length % 2;
+            out.writeMapB(count / 2);
+            for (int i = 0; i < count; i += 2) {
+                if (i > 0) out.writeArrayMark();
+                this.convertTo(out, (T) values[i]);
+                out.writeMapMark();
+                Object val = values[i + 1];
+                if (val instanceof CompletableFuture) {
+                    this.convertTo(out, (T) ((CompletableFuture) val).join());
+                } else {
+                    this.convertTo(out, (T) val);
+                }
+            }
+            out.writeMapE();
+        }
+    }
+
     @Override
     public Type getType() {
         return Object.class;

src/org/redkale/convert/BinaryConvert.java

@@ -0,0 +1,36 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.convert;
+
+import java.lang.reflect.Type;
+
+/**
+ * 二进制序列化/反序列化操作类
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ * @param <R> Reader输入的子类
+ * @param <W> Writer输出的子类
+ */
+public abstract class BinaryConvert<R extends Reader, W extends Writer> extends Convert<R, W> {
+
+    protected BinaryConvert(ConvertFactory<R, W> factory) {
+        super(factory);
+    }
+
+    @Override
+    public final boolean isBinary() {
+        return true;
+    }
+
+    public abstract byte[] convertTo(final Object value);
+
+    public abstract byte[] convertTo(final Type type, final Object value);
+
+    public abstract byte[] convertMapTo(final Object... values);
+}

src/org/redkale/convert/CollectionDecoder.java

@@ -50,7 +50,7 @@ public final class CollectionDecoder<T> implements Decodeable<Reader, Collection
                 factory.register(type, this);
                 this.decoder = factory.loadDecoder(this.componentType);
             } else {
-                throw new ConvertException("collectiondecoder not support the type (" + type + ")");
+                throw new ConvertException("CollectionDecoder not support the type (" + type + ")");
             }
         } finally {
             inited = true;

src/org/redkale/convert/Convert.java

@@ -5,6 +5,10 @@
  */
 package org.redkale.convert;
 
+import java.lang.reflect.Type;
+import java.nio.ByteBuffer;
+import java.util.function.Supplier;
+
 /**
  * 序列化/反序列化操作类
  *
@@ -26,4 +30,17 @@ public abstract class Convert<R extends Reader, W extends Writer> {
     public ConvertFactory<R, W> getFactory() {
         return this.factory;
     }
+
+    public abstract boolean isBinary();
+
+    public abstract <T> T convertFrom(final Type type, final ByteBuffer... buffers);
+
+    public abstract <T> T convertFrom(final Type type, final ConvertMask mask, final ByteBuffer... buffers);
+
+    public abstract ByteBuffer[] convertTo(final Supplier<ByteBuffer> supplier, final Object value);
+
+    public abstract ByteBuffer[] convertTo(final Supplier<ByteBuffer> supplier, final Type type, final Object value);
+
+    public abstract ByteBuffer[] convertMapTo(final Supplier<ByteBuffer> supplier, final Object... values);
+
 }

src/org/redkale/convert/ConvertColumn.java

@@ -21,7 +21,7 @@ import static java.lang.annotation.RetentionPolicy.*;
 @Documented
 @Target({METHOD, FIELD})
 @Retention(RUNTIME)
-@Repeatable(ConvertColumns.class)
+@Repeatable(ConvertColumn.ConvertColumns.class)
 public @interface ConvertColumn {
 
     /**
@@ -31,6 +31,13 @@ public @interface ConvertColumn {
      */
     String name() default "";
 
+    /**
+     * 给字段取个序号ID，值小靠前
+     *
+     * @return 字段排序ID
+     */
+    int index() default 0;
+
     /**
      * 解析/序列化时是否屏蔽该字段
      *
@@ -44,4 +51,21 @@ public @interface ConvertColumn {
      * @return JSON or BSON or ALL
      */
     ConvertType type() default ConvertType.ALL;
+
+    /**
+     * ConvertColumn 的多用类
+     *
+     * <p>
+     * 详情见: https://redkale.org
+     *
+     * @author zhangjx
+     */
+    @Inherited
+    @Documented
+    @Target({METHOD, FIELD})
+    @Retention(RUNTIME)
+    public static @interface ConvertColumns {
+
+        ConvertColumn[] value();
+    }
 }

src/org/redkale/convert/ConvertColumnEntry.java

@@ -8,11 +8,15 @@ package org.redkale.convert;
 /**
  * ConvertColumn 对应的实体类
  *
- * <p> 详情见: https://redkale.org
+ * <p>
+ * 详情见: https://redkale.org
+ *
  * @author zhangjx
  */
 public final class ConvertColumnEntry {
 
+    private int index;
+
     private String name = "";
 
     private boolean ignore;
@@ -25,6 +29,7 @@ public final class ConvertColumnEntry {
     public ConvertColumnEntry(ConvertColumn column) {
         if (column == null) return;
         this.name = column.name();
+        this.index = column.index();
         this.ignore = column.ignore();
         this.convertType = column.type();
     }
@@ -32,7 +37,7 @@ public final class ConvertColumnEntry {
     public ConvertColumnEntry(String name) {
         this(name, false);
     }
-    
+
     public ConvertColumnEntry(String name, boolean ignore) {
         this.name = name;
         this.ignore = ignore;
@@ -45,6 +50,13 @@ public final class ConvertColumnEntry {
         this.convertType = convertType;
     }
 
+    public ConvertColumnEntry(String name, int index, boolean ignore, ConvertType convertType) {
+        this.name = name;
+        this.index = index;
+        this.ignore = ignore;
+        this.convertType = convertType;
+    }
+
     public String name() {
         return name == null ? "" : name;
     }
@@ -69,4 +81,12 @@ public final class ConvertColumnEntry {
         this.convertType = convertType;
     }
 
+    public int getIndex() {
+        return index;
+    }
+
+    public void setIndex(int index) {
+        this.index = index;
+    }
+
 }

src/org/redkale/convert/ConvertColumns.java

@@ -1,25 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.convert;
-
-import java.lang.annotation.*;
-import static java.lang.annotation.ElementType.*;
-import static java.lang.annotation.RetentionPolicy.*;
-
-/**
- * ConvertColumn 的多用类
- *
- * <p> 详情见: https://redkale.org
- * @author zhangjx
- */
-@Inherited
-@Documented
-@Target({METHOD, FIELD})
-@Retention(RUNTIME)
-public @interface ConvertColumns {
-
-    ConvertColumn[] value();
-}

src/org/redkale/convert/ConvertFactory.java

@@ -7,15 +7,15 @@ package org.redkale.convert;
 
 import java.io.File;
 import java.lang.reflect.*;
-import java.math.BigInteger;
+import java.math.*;
 import java.net.*;
 import java.nio.ByteBuffer;
 import java.nio.channels.CompletionHandler;
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.*;
 import java.util.regex.Pattern;
-import java.util.stream.Stream;
-import org.redkale.convert.ext.InetAddressSimpledCoder.InetSocketAddressSimpledCoder;
+import java.util.stream.*;
 import org.redkale.convert.ext.*;
 import org.redkale.util.*;
 
@@ -88,15 +88,17 @@ public abstract class ConvertFactory<R extends Reader, W extends Writer> {
             this.register(String.class, StringSimpledCoder.instance);
             this.register(CharSequence.class, CharSequenceSimpledCoder.instance);
             this.register(java.util.Date.class, DateSimpledCoder.instance);
+            this.register(AtomicInteger.class, AtomicIntegerSimpledCoder.instance);
+            this.register(AtomicLong.class, AtomicLongSimpledCoder.instance);
             this.register(BigInteger.class, BigIntegerSimpledCoder.instance);
+            this.register(BigDecimal.class, BigDecimalSimpledCoder.instance);
             this.register(InetAddress.class, InetAddressSimpledCoder.instance);
             this.register(DLong.class, DLongSimpledCoder.instance);
             this.register(Class.class, TypeSimpledCoder.instance);
-            this.register(InetSocketAddress.class, InetSocketAddressSimpledCoder.instance);
+            this.register(InetSocketAddress.class, InetAddressSimpledCoder.InetSocketAddressSimpledCoder.instance);
             this.register(Pattern.class, PatternSimpledCoder.instance);
             this.register(File.class, FileSimpledCoder.instance);
             this.register(CompletionHandler.class, CompletionHandlerSimpledCoder.instance);
-            this.register(AsyncHandler.class, AsyncHandlerSimpledCoder.instance);
             this.register(URL.class, URLSimpledCoder.instance);
             this.register(URI.class, URISimpledCoder.instance);
             //---------------------------------------------------------
@@ -106,9 +108,12 @@ public abstract class ConvertFactory<R extends Reader, W extends Writer> {
             this.register(short[].class, ShortArraySimpledCoder.instance);
             this.register(char[].class, CharArraySimpledCoder.instance);
             this.register(int[].class, IntArraySimpledCoder.instance);
+            this.register(IntStream.class, IntArraySimpledCoder.IntStreamSimpledCoder.instance);
             this.register(long[].class, LongArraySimpledCoder.instance);
+            this.register(LongStream.class, LongArraySimpledCoder.LongStreamSimpledCoder.instance);
             this.register(float[].class, FloatArraySimpledCoder.instance);
             this.register(double[].class, DoubleArraySimpledCoder.instance);
+            this.register(DoubleStream.class, DoubleArraySimpledCoder.DoubleStreamSimpledCoder.instance);
             this.register(String[].class, StringArraySimpledCoder.instance);
             //---------------------------------------------------------
             this.register(AnyValue.class, Creator.create(AnyValue.DefaultAnyValue.class));
@@ -129,7 +134,7 @@ public abstract class ConvertFactory<R extends Reader, W extends Writer> {
 
     public abstract ConvertType getConvertType();
 
-    public abstract boolean isReversible();
+    public abstract boolean isReversible(); //是否可逆的
 
     public abstract ConvertFactory createChild();
 
@@ -253,7 +258,7 @@ public abstract class ConvertFactory<R extends Reader, W extends Writer> {
 
         Class clazz = findEntityAlias(name);
         try {
-            return clazz == null ? Class.forName(name) : clazz;
+            return clazz == null ? Thread.currentThread().getContextClassLoader().loadClass(name) : clazz;
         } catch (Exception ex) {
             throw new ConvertException("convert entity is " + name, ex);
         }
@@ -372,12 +377,17 @@ public abstract class ConvertFactory<R extends Reader, W extends Writer> {
         encoders.put(clazz, coder);
     }
 
+    public final <E> void register(final Type clazz, final Decodeable<R, E> decoder, final Encodeable<W, E> encoder) {
+        decoders.put(clazz, decoder);
+        encoders.put(clazz, encoder);
+    }
+
     public final <E> void register(final Type clazz, final Decodeable<R, E> decoder) {
         decoders.put(clazz, decoder);
     }
 
-    public final <E> void register(final Type clazz, final Encodeable<W, E> printer) {
-        encoders.put(clazz, printer);
+    public final <E> void register(final Type clazz, final Encodeable<W, E> encoder) {
+        encoders.put(clazz, encoder);
     }
 
     public final <E> Decodeable<R, E> findDecoder(final Type type) {
@@ -458,6 +468,8 @@ public abstract class ConvertFactory<R extends Reader, W extends Writer> {
             decoder = new StreamDecoder(this, type);
         } else if (Map.class.isAssignableFrom(clazz)) {
             decoder = new MapDecoder(this, type);
+        } else if (Optional.class == clazz) {
+            decoder = new OptionalCoder(this, type);
         } else if (clazz == Object.class) {
             od = new ObjectDecoder(type);
             decoder = od;
@@ -543,6 +555,8 @@ public abstract class ConvertFactory<R extends Reader, W extends Writer> {
             encoder = new StreamEncoder(this, type);
         } else if (Map.class.isAssignableFrom(clazz)) {
             encoder = new MapEncoder(this, type);
+        } else if (Optional.class == clazz) {
+            encoder = new OptionalCoder(this, type);
         } else if (clazz == Object.class) {
             return (Encodeable<W, E>) this.anyEncoder;
         } else if (!clazz.getName().startsWith("java.") || java.net.HttpCookie.class == clazz) {

src/org/redkale/convert/DeMember.java

@@ -22,6 +22,8 @@ import org.redkale.util.Attribute;
 @SuppressWarnings("unchecked")
 public final class DeMember<R extends Reader, T, F> implements Comparable<DeMember<R, T, F>> {
 
+    protected int index;
+
     protected final Attribute<T, F> attribute;
 
     protected Decodeable<R, F> decoder;
@@ -68,9 +70,14 @@ public final class DeMember<R extends Reader, T, F> implements Comparable<DeMemb
         return this.attribute;
     }
 
+    public int getIndex() {
+        return this.index;
+    }
+
     @Override
     public final int compareTo(DeMember<R, T, F> o) {
-        if (o == null) return 1;
+        if (o == null) return -1;
+        if (this.index != o.index) return (this.index == 0 ? Integer.MAX_VALUE : this.index) - (o.index == 0 ? Integer.MAX_VALUE : o.index);
         return this.attribute.field().compareTo(o.attribute.field());
     }
 

src/org/redkale/convert/EnMember.java

@@ -31,6 +31,8 @@ public final class EnMember<W extends Writer, T, F> implements Comparable<EnMemb
     //final boolean isnumber;
     final boolean isbool;
 
+    protected int index;
+
     public EnMember(Attribute<T, F> attribute, Encodeable<W, F> encoder) {
         this.attribute = attribute;
         this.encoder = encoder;
@@ -61,9 +63,14 @@ public final class EnMember<W extends Writer, T, F> implements Comparable<EnMemb
         return attribute.field().equals(name);
     }
 
+    public int getIndex() {
+        return this.index;
+    }
+
     @Override
     public final int compareTo(EnMember<W, T, F> o) {
-        if (o == null) return 1;
+        if (o == null) return -1;
+        if (this.index != o.index) return (this.index == 0 ? Integer.MAX_VALUE : this.index) - (o.index == 0 ? Integer.MAX_VALUE : o.index);
         return this.attribute.field().compareTo(o.attribute.field());
     }
 

src/org/redkale/convert/MapDecoder.java

@@ -50,6 +50,12 @@ public final class MapDecoder<K, V> implements Decodeable<Reader, Map<K, V>> {
                 factory.register(type, this);
                 this.keyDecoder = factory.loadDecoder(this.keyType);
                 this.valueDecoder = factory.loadDecoder(this.valueType);
+            } else if (factory.isReversible()) {
+                this.keyType = Object.class;
+                this.valueType = Object.class;
+                this.creator = factory.loadCreator((Class) type);
+                this.keyDecoder = factory.loadDecoder(this.keyType);
+                this.valueDecoder = factory.loadDecoder(this.valueType);
             } else {
                 throw new ConvertException("mapdecoder not support the type (" + type + ")");
             }

src/org/redkale/convert/ObjectDecoder.java

@@ -68,7 +68,7 @@ public final class ObjectDecoder<R extends Reader, T> implements Decodeable<R, T
             }
             this.creator = factory.loadCreator(clazz);
             if (this.creator == null) throw new ConvertException("Cannot create a creator for " + clazz);
-            
+
             final Set<DeMember> list = new HashSet();
             final String[] cps = ObjectEncoder.findConstructorProperties(this.creator);
             try {
@@ -78,7 +78,9 @@ public final class ObjectDecoder<R extends Reader, T> implements Decodeable<R, T
                     ref = factory.findRef(field);
                     if (ref != null && ref.ignore()) continue;
                     Type t = TypeToken.createClassType(field.getGenericType(), this.type);
-                    list.add(new DeMember(ObjectEncoder.createAttribute(factory, clazz, field, null, null), factory.loadDecoder(t)));
+                    DeMember member = new DeMember(ObjectEncoder.createAttribute(factory, clazz, field, null, null), factory.loadDecoder(t));
+                    if (ref != null) member.index = ref.getIndex();
+                    list.add(member);
                 }
                 final boolean reversible = factory.isReversible();
                 for (final Method method : clazz.getMethods()) {
@@ -101,7 +103,9 @@ public final class ObjectDecoder<R extends Reader, T> implements Decodeable<R, T
                     ref = factory.findRef(method);
                     if (ref != null && ref.ignore()) continue;
                     Type t = TypeToken.createClassType(method.getGenericParameterTypes()[0], this.type);
-                    list.add(new DeMember(ObjectEncoder.createAttribute(factory, clazz, null, null, method), factory.loadDecoder(t)));
+                    DeMember member = new DeMember(ObjectEncoder.createAttribute(factory, clazz, null, null, method), factory.loadDecoder(t));
+                    if (ref != null) member.index = ref.getIndex();
+                    list.add(member);
                 }
                 if (cps != null) { //可能存在某些构造函数中的字段名不存在setter方法
                     for (final String constructorField : cps) {

src/org/redkale/convert/ObjectEncoder.java

@@ -69,7 +69,9 @@ public final class ObjectEncoder<W extends Writer, T> implements Encodeable<W, T
                     ref = factory.findRef(field);
                     if (ref != null && ref.ignore()) continue;
                     Type t = TypeToken.createClassType(field.getGenericType(), this.type);
-                    list.add(new EnMember(createAttribute(factory, clazz, field, null, null), factory.loadEncoder(t)));
+                    EnMember member = new EnMember(createAttribute(factory, clazz, field, null, null), factory.loadEncoder(t));
+                    if (ref != null) member.index = ref.getIndex();
+                    list.add(member);
                 }
                 for (final Method method : clazz.getMethods()) {
                     if (Modifier.isStatic(method.getModifiers())) continue;
@@ -92,7 +94,9 @@ public final class ObjectEncoder<W extends Writer, T> implements Encodeable<W, T
                     ref = factory.findRef(method);
                     if (ref != null && ref.ignore()) continue;
                     Type t = TypeToken.createClassType(method.getGenericReturnType(), this.type);
-                    list.add(new EnMember(createAttribute(factory, clazz, null, method, null), factory.loadEncoder(t)));
+                    EnMember member = new EnMember(createAttribute(factory, clazz, null, method, null), factory.loadEncoder(t));
+                    if (ref != null) member.index = ref.getIndex();
+                    list.add(member);
                 }
                 this.members = list.toArray(new EnMember[list.size()]);
                 Arrays.sort(this.members);

src/org/redkale/convert/OptionalCoder.java

@@ -0,0 +1,107 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.convert;
+
+import java.lang.reflect.*;
+import java.util.*;
+
+/**
+ * Optional 的SimpledCoder实现
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ * @param <R> Reader输入的子类型
+ * @param <W> Writer输出的子类型
+ */
+public class OptionalCoder<R extends Reader, W extends Writer, T> extends SimpledCoder<R, W, Optional<T>> {
+
+    private final Type type;
+
+    private final Type componentType;
+
+    protected final Class componentClass;
+
+    protected final Decodeable<Reader, T> decoder;
+
+    protected final Encodeable<Writer, T> encoder;
+
+    private boolean inited = false;
+
+    private final Object lock = new Object();
+
+    public OptionalCoder(final ConvertFactory factory, final Type type) {
+        this.type = type;
+        try {
+            if (type instanceof ParameterizedType) {
+                final ParameterizedType pt = (ParameterizedType) type;
+                this.componentType = pt.getActualTypeArguments()[0];
+                factory.register(type, this);
+                this.decoder = factory.loadDecoder(this.componentType);
+                if (this.componentType instanceof TypeVariable) {
+                    this.encoder = factory.getAnyEncoder();
+                    this.componentClass = Object.class;
+                } else {
+                    if (componentType instanceof ParameterizedType) {
+                        final ParameterizedType pt2 = (ParameterizedType) componentType;
+                        this.componentClass = (Class) pt2.getRawType();
+                    } else {
+                        this.componentClass = (Class) componentType;
+                    }
+                    this.encoder = factory.loadEncoder(this.componentType);
+                }
+            } else {
+                this.componentType = Object.class;
+                this.componentClass = Object.class;
+                this.decoder = factory.loadDecoder(this.componentType);
+                this.encoder = factory.getAnyEncoder();
+            }
+        } finally {
+            inited = true;
+            synchronized (lock) {
+                lock.notifyAll();
+            }
+        }
+    }
+
+    @Override
+    public void convertTo(W out, Optional<T> value) {
+        if (value == null || !value.isPresent()) {
+            out.writeObjectNull(null);
+            return;
+        }
+        if (this.encoder == null) {
+            if (!this.inited) {
+                synchronized (lock) {
+                    try {
+                        lock.wait();
+                    } catch (Exception e) {
+                        e.printStackTrace();
+                    }
+                }
+            }
+        }
+        this.encoder.convertTo(out, value.get());
+    }
+
+    @Override
+    public Optional<T> convertFrom(R in) {
+        if (this.decoder == null) {
+            if (!this.inited) {
+                synchronized (lock) {
+                    try {
+                        lock.wait();
+                    } catch (Exception e) {
+                        e.printStackTrace();
+                    }
+                }
+            }
+        }
+        return Optional.ofNullable(this.decoder.convertFrom(in));
+    }
+
+}

src/org/redkale/convert/TextConvert.java

@@ -0,0 +1,36 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.convert;
+
+import java.lang.reflect.Type;
+
+/**
+ * 文本序列化/反序列化操作类
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ * @param <R> Reader输入的子类
+ * @param <W> Writer输出的子类
+ */
+public abstract class TextConvert<R extends Reader, W extends Writer> extends Convert<R, W> {
+
+    protected TextConvert(ConvertFactory<R, W> factory) {
+        super(factory);
+    }
+
+    @Override
+    public final boolean isBinary() {
+        return false;
+    }
+
+    public abstract String convertTo(final Object value);
+
+    public abstract String convertTo(final Type type, final Object value);
+
+    public abstract String convertMapTo(final Object... values);
+}

src/org/redkale/convert/bson/BsonConvert.java

@@ -37,7 +37,7 @@ import org.redkale.util.*;
  *
  * @author zhangjx
  */
-public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
+public final class BsonConvert extends BinaryConvert<BsonReader, BsonWriter> {
 
     private static final ObjectPool<BsonReader> readerPool = BsonReader.createPool(Integer.getInteger("convert.bson.pool.size", 16));
 
@@ -73,7 +73,7 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
     }
 
     public void offerBsonReader(final BsonReader in) {
-        if (in != null) readerPool.offer(in);
+        if (in != null) readerPool.accept(in);
     }
 
     //------------------------------ writer -----------------------------------------------------------
@@ -90,7 +90,7 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
     }
 
     public void offerBsonWriter(final BsonWriter out) {
-        if (out != null) writerPool.offer(out);
+        if (out != null) writerPool.accept(out);
     }
 
     //------------------------------ convertFrom -----------------------------------------------------------
@@ -99,31 +99,38 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
         return convertFrom(type, bytes, 0, bytes.length);
     }
 
+    @SuppressWarnings("unchecked")
     public <T> T convertFrom(final Type type, final byte[] bytes, final int start, final int len) {
         if (type == null) return null;
         final BsonReader in = readerPool.get();
         in.setBytes(bytes, start, len);
         @SuppressWarnings("unchecked")
         T rs = (T) factory.loadDecoder(type).convertFrom(in);
-        readerPool.offer(in);
+        readerPool.accept(in);
         return rs;
     }
 
+    @SuppressWarnings("unchecked")
     public <T> T convertFrom(final Type type, final InputStream in) {
         if (type == null || in == null) return null;
         return (T) factory.loadDecoder(type).convertFrom(new BsonStreamReader(in));
     }
 
+    @Override
+    @SuppressWarnings("unchecked")
     public <T> T convertFrom(final Type type, final ByteBuffer... buffers) {
         if (type == null || buffers.length < 1) return null;
         return (T) factory.loadDecoder(type).convertFrom(new BsonByteBufferReader((ConvertMask) null, buffers));
     }
 
+    @Override
+    @SuppressWarnings("unchecked")
     public <T> T convertFrom(final Type type, final ConvertMask mask, final ByteBuffer... buffers) {
         if (type == null || buffers.length < 1) return null;
         return (T) factory.loadDecoder(type).convertFrom(new BsonByteBufferReader(mask, buffers));
     }
 
+    @SuppressWarnings("unchecked")
     public <T> T convertFrom(final Type type, final BsonReader reader) {
         if (type == null) return null;
         @SuppressWarnings("unchecked")
@@ -132,23 +139,35 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
     }
 
     //------------------------------ convertTo -----------------------------------------------------------
+    @Override
     public byte[] convertTo(final Object value) {
         if (value == null) {
             final BsonWriter out = writerPool.get().tiny(tiny);
             out.writeNull();
             byte[] result = out.toArray();
-            writerPool.offer(out);
+            writerPool.accept(out);
             return result;
         }
         return convertTo(value.getClass(), value);
     }
 
+    @Override
     public byte[] convertTo(final Type type, final Object value) {
         if (type == null) return null;
         final BsonWriter out = writerPool.get().tiny(tiny);
         factory.loadEncoder(type).convertTo(out, value);
         byte[] result = out.toArray();
-        writerPool.offer(out);
+        writerPool.accept(out);
+        return result;
+    }
+
+    @Override
+    public byte[] convertMapTo(final Object... values) {
+        if (values == null) return null;
+        final BsonWriter out = writerPool.get().tiny(tiny);
+        ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(out, values);
+        byte[] result = out.toArray();
+        writerPool.accept(out);
         return result;
     }
 
@@ -169,6 +188,27 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
         }
     }
 
+    public void convertMapTo(final OutputStream out, final Object... values) {
+        if (values == null) {
+            new BsonStreamWriter(tiny, out).writeNull();
+        } else {
+            ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(new BsonStreamWriter(tiny, out), values);
+        }
+    }
+
+    @Override
+    public ByteBuffer[] convertTo(final Supplier<ByteBuffer> supplier, final Object value) {
+        if (supplier == null) return null;
+        BsonByteBufferWriter out = new BsonByteBufferWriter(tiny, supplier);
+        if (value == null) {
+            out.writeNull();
+        } else {
+            factory.loadEncoder(value.getClass()).convertTo(out, value);
+        }
+        return out.toBuffers();
+    }
+
+    @Override
     public ByteBuffer[] convertTo(final Supplier<ByteBuffer> supplier, final Type type, final Object value) {
         if (supplier == null || type == null) return null;
         BsonByteBufferWriter out = new BsonByteBufferWriter(tiny, supplier);
@@ -180,13 +220,14 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
         return out.toBuffers();
     }
 
-    public ByteBuffer[] convertTo(final Supplier<ByteBuffer> supplier, final Object value) {
+    @Override
+    public ByteBuffer[] convertMapTo(final Supplier<ByteBuffer> supplier, final Object... values) {
         if (supplier == null) return null;
         BsonByteBufferWriter out = new BsonByteBufferWriter(tiny, supplier);
-        if (value == null) {
+        if (values == null) {
             out.writeNull();
         } else {
-            factory.loadEncoder(value.getClass()).convertTo(out, value);
+            ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(out, values);
         }
         return out.toBuffers();
     }
@@ -204,6 +245,14 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
         factory.loadEncoder(type).convertTo(writer, value);
     }
 
+    public void convertMapTo(final BsonWriter writer, final Object... values) {
+        if (values == null) {
+            writer.writeNull();
+        } else {
+            ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(writer, values);
+        }
+    }
+
     public BsonWriter convertToWriter(final Object value) {
         if (value == null) return null;
         return convertToWriter(value.getClass(), value);
@@ -216,4 +265,9 @@ public final class BsonConvert extends Convert<BsonReader, BsonWriter> {
         return out;
     }
 
+    public BsonWriter convertMapToWriter(final Object... values) {
+        final BsonWriter out = writerPool.get().tiny(tiny);
+        ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(out, values);
+        return out;
+    }
 }

src/org/redkale/convert/bson/BsonReader.java

@@ -87,6 +87,7 @@ public class BsonReader extends Reader {
      * 跳过属性的值
      */
     @Override
+    @SuppressWarnings("unchecked")
     public final void skipValue() {
         if (typeval == 0) return;
         final byte val = this.typeval;

src/org/redkale/convert/ext/AsyncHandlerSimpledCoder.java

@@ -1,36 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.convert.ext;
-
-import org.redkale.convert.*;
-import org.redkale.util.AsyncHandler;
-
-/**
- * AsyncHandlerSimpledCoder 的SimpledCoder实现, 只输出null
- *
- * <p>
- * 详情见: https://redkale.org
- *
- * @author zhangjx
- * @param <R> Reader输入的子类型
- * @param <W> Writer输出的子类型
- */
-public final class AsyncHandlerSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, AsyncHandler> {
-
-    public static final AsyncHandlerSimpledCoder instance = new AsyncHandlerSimpledCoder();
-
-    @Override
-    public void convertTo(W out, AsyncHandler value) {
-        out.writeObjectNull(AsyncHandler.class);
-    }
-
-    @Override
-    public AsyncHandler convertFrom(R in) {
-        in.readObjectB(AsyncHandler.class);
-        return null;
-    }
-
-}

src/org/redkale/convert/ext/AtomicIntegerSimpledCoder.java

@@ -0,0 +1,35 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.convert.ext;
+
+import java.util.concurrent.atomic.AtomicInteger;
+import org.redkale.convert.*;
+
+/**
+ * AtomicInteger 的SimpledCoder实现
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ * @param <R> Reader输入的子类型
+ * @param <W> Writer输出的子类型
+ */
+public class AtomicIntegerSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, AtomicInteger> {
+
+    public static final AtomicIntegerSimpledCoder instance = new AtomicIntegerSimpledCoder();
+
+    @Override
+    public void convertTo(W out, AtomicInteger value) {
+        out.writeInt(value == null ? 0 : value.get());
+    }
+
+    @Override
+    public AtomicInteger convertFrom(R in) {
+        return new AtomicInteger(in.readInt());
+    }
+
+}

src/org/redkale/convert/ext/AtomicLongSimpledCoder.java

@@ -0,0 +1,35 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.convert.ext;
+
+import java.util.concurrent.atomic.AtomicLong;
+import org.redkale.convert.*;
+
+/**
+ * AtomicLong 的SimpledCoder实现
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ * @param <R> Reader输入的子类型
+ * @param <W> Writer输出的子类型
+ */
+public final class AtomicLongSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, AtomicLong> {
+
+    public static final AtomicLongSimpledCoder instance = new AtomicLongSimpledCoder();
+
+    @Override
+    public void convertTo(W out, AtomicLong value) {
+        out.writeLong(value == null ? 0 : value.get());
+    }
+
+    @Override
+    public AtomicLong convertFrom(R in) {
+        return new AtomicLong(in.readLong());
+    }
+
+}

src/org/redkale/convert/ext/BigDecimalSimpledCoder.java

@@ -0,0 +1,44 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.convert.ext;
+
+import org.redkale.convert.SimpledCoder;
+import org.redkale.convert.Writer;
+import org.redkale.convert.Reader;
+import java.math.BigDecimal;
+import org.redkale.util.Utility;
+
+/**
+ * BigDecimal 的SimpledCoder实现
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ * @param <R> Reader输入的子类型
+ * @param <W> Writer输出的子类型
+ */
+public final class BigDecimalSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, BigDecimal> {
+
+    public static final BigDecimalSimpledCoder instance = new BigDecimalSimpledCoder();
+
+    @Override
+    public void convertTo(W out, BigDecimal value) {
+        if (value == null) {
+            out.writeNull();
+            return;
+        }
+        out.writeSmallString(value.toString());
+    }
+
+    @Override
+    public BigDecimal convertFrom(R in) {
+        String value = in.readSmallString();
+        if (value == null) return null;
+        return new BigDecimal(Utility.charArray(value));
+    }
+
+}

src/org/redkale/convert/ext/DateSimpledCoder.java

@@ -32,7 +32,7 @@ public final class DateSimpledCoder<R extends Reader, W extends Writer> extends
     @Override
     public Date convertFrom(R in) {
         long t = in.readLong();
-        return t == 0 ? null : new Date();
+        return t == 0 ? null : new Date(t);
     }
 
 }

src/org/redkale/convert/ext/DoubleArraySimpledCoder.java

@@ -5,6 +5,7 @@
  */
 package org.redkale.convert.ext;
 
+import java.util.stream.DoubleStream;
 import org.redkale.convert.Reader;
 import org.redkale.convert.SimpledCoder;
 import org.redkale.convert.Writer;
@@ -12,7 +13,9 @@ import org.redkale.convert.Writer;
 /**
  * double[] 的SimpledCoder实现
  *
- * <p> 详情见: https://redkale.org
+ * <p>
+ * 详情见: https://redkale.org
+ *
  * @author zhangjx
  * @param <R> Reader输入的子类型
  * @param <W> Writer输出的子类型
@@ -66,4 +69,24 @@ public final class DoubleArraySimpledCoder<R extends Reader, W extends Writer> e
         }
     }
 
+    public final static class DoubleStreamSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, DoubleStream> {
+
+        public static final DoubleStreamSimpledCoder instance = new DoubleStreamSimpledCoder();
+
+        @Override
+        public void convertTo(W out, DoubleStream values) {
+            if (values == null) {
+                out.writeNull();
+                return;
+            }
+            DoubleArraySimpledCoder.instance.convertTo(out, values.toArray());
+        }
+
+        @Override
+        public DoubleStream convertFrom(R in) {
+            double[] value = DoubleArraySimpledCoder.instance.convertFrom(in);
+            return value == null ? null : DoubleStream.of(value);
+        }
+
+    }
 }

src/org/redkale/convert/ext/InetAddressSimpledCoder.java

@@ -20,6 +20,7 @@ import java.net.*;
  * @param <R> Reader输入的子类型
  * @param <W> Writer输出的子类型
  */
+@SuppressWarnings("unchecked")
 public final class InetAddressSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, InetAddress> {
 
     public static final InetAddressSimpledCoder instance = new InetAddressSimpledCoder();
@@ -50,6 +51,7 @@ public final class InetAddressSimpledCoder<R extends Reader, W extends Writer> e
      * @param <R> Reader输入的子类型
      * @param <W> Writer输出的子类型
      */
+    @SuppressWarnings("unchecked")
     public final static class InetSocketAddressSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, InetSocketAddress> {
 
         public static final InetSocketAddressSimpledCoder instance = new InetSocketAddressSimpledCoder();

src/org/redkale/convert/ext/IntArraySimpledCoder.java

@@ -5,6 +5,7 @@
  */
 package org.redkale.convert.ext;
 
+import java.util.stream.IntStream;
 import org.redkale.convert.Reader;
 import org.redkale.convert.SimpledCoder;
 import org.redkale.convert.Writer;
@@ -12,7 +13,9 @@ import org.redkale.convert.Writer;
 /**
  * int[] 的SimpledCoder实现
  *
- * <p> 详情见: https://redkale.org
+ * <p>
+ * 详情见: https://redkale.org
+ *
  * @author zhangjx
  * @param <R> Reader输入的子类型
  * @param <W> Writer输出的子类型
@@ -66,4 +69,24 @@ public final class IntArraySimpledCoder<R extends Reader, W extends Writer> exte
         }
     }
 
+    public final static class IntStreamSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, IntStream> {
+
+        public static final IntStreamSimpledCoder instance = new IntStreamSimpledCoder();
+
+        @Override
+        public void convertTo(W out, IntStream values) {
+            if (values == null) {
+                out.writeNull();
+                return;
+            }
+            IntArraySimpledCoder.instance.convertTo(out, values.toArray());
+        }
+
+        @Override
+        public IntStream convertFrom(R in) {
+            int[] value = IntArraySimpledCoder.instance.convertFrom(in);
+            return value == null ? null : IntStream.of(value);
+        }
+
+    }
 }

src/org/redkale/convert/ext/LongArraySimpledCoder.java

@@ -5,6 +5,7 @@
  */
 package org.redkale.convert.ext;
 
+import java.util.stream.LongStream;
 import org.redkale.convert.Reader;
 import org.redkale.convert.SimpledCoder;
 import org.redkale.convert.Writer;
@@ -68,4 +69,24 @@ public final class LongArraySimpledCoder<R extends Reader, W extends Writer> ext
         }
     }
 
+    public final static class LongStreamSimpledCoder<R extends Reader, W extends Writer> extends SimpledCoder<R, W, LongStream> {
+
+        public static final LongStreamSimpledCoder instance = new LongStreamSimpledCoder();
+
+        @Override
+        public void convertTo(W out, LongStream values) {
+            if (values == null) {
+                out.writeNull();
+                return;
+            }
+            LongArraySimpledCoder.instance.convertTo(out, values.toArray());
+        }
+
+        @Override
+        public LongStream convertFrom(R in) {
+            long[] value = LongArraySimpledCoder.instance.convertFrom(in);
+            return value == null ? null : LongStream.of(value);
+        }
+
+    }
 }

src/org/redkale/convert/ext/TypeSimpledCoder.java

@@ -37,7 +37,7 @@ public class TypeSimpledCoder<R extends Reader, W extends Writer> extends Simple
         String str = in.readSmallString();
         if (str == null) return null;
         try {
-            return Class.forName(str);
+            return Thread.currentThread().getContextClassLoader().loadClass(str);
         } catch (Throwable e) {
             return null;
         }

src/org/redkale/convert/json/JsonByteBufferReader.java

@@ -162,7 +162,7 @@ public class JsonByteBufferReader extends JsonReader {
     public final boolean hasNext() {
         char ch = nextGoodChar();
         if (ch == ',') return true;
-        if (ch == '}' || ch == ']') return false;
+        if (ch == '}' || ch == ']' || ch == 0) return false;
         backChar(ch); // { [ 交由 readObjectB 或 readMapB 或 readArrayB 读取
         return true;
     }
@@ -253,6 +253,7 @@ public class JsonByteBufferReader extends JsonReader {
                             throw new ConvertException("illegal escape(" + c + ") (position = " + this.position + ")");
                     }
                 } else if (ch == ',' || ch == ']' || ch == '}' || ch <= ' ' || ch == ':') { //  ch <= ' ' 包含 0
+                    backChar(ch);
                     break;
                 } else {
                     sb.append(ch);

src/org/redkale/convert/json/JsonConvert.java

@@ -21,9 +21,9 @@ import org.redkale.util.*;
  * @author zhangjx
  */
 @SuppressWarnings("unchecked")
-public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
+public final class JsonConvert extends TextConvert<JsonReader, JsonWriter> {
 
-    public static final Type TYPE_MAP_STRING_STRING = new TypeToken<java.util.LinkedHashMap<String, String>>() {
+    public static final Type TYPE_MAP_STRING_STRING = new TypeToken<java.util.HashMap<String, String>>() {
     }.getType();
 
     private static final ObjectPool<JsonReader> readerPool = JsonReader.createPool(Integer.getInteger("convert.json.pool.size", 16));
@@ -60,7 +60,7 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
     }
 
     public void offerJsonReader(final JsonReader in) {
-        if (in != null) readerPool.offer(in);
+        if (in != null) readerPool.accept(in);
     }
 
     //------------------------------ writer -----------------------------------------------------------
@@ -81,7 +81,7 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
     }
 
     public void offerJsonWriter(final JsonWriter out) {
-        if (out != null) writerPool.offer(out);
+        if (out != null) writerPool.accept(out);
     }
 
     //------------------------------ convertFrom -----------------------------------------------------------
@@ -100,7 +100,7 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         final JsonReader in = readerPool.get();
         in.setText(text, start, len);
         T rs = (T) factory.loadDecoder(type).convertFrom(in);
-        readerPool.offer(in);
+        readerPool.accept(in);
         return rs;
     }
 
@@ -109,11 +109,13 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         return (T) factory.loadDecoder(type).convertFrom(new JsonStreamReader(in));
     }
 
+    @Override
     public <T> T convertFrom(final Type type, final ByteBuffer... buffers) {
         if (type == null || buffers == null || buffers.length == 0) return null;
         return (T) factory.loadDecoder(type).convertFrom(new JsonByteBufferReader((ConvertMask) null, buffers));
     }
 
+    @Override
     public <T> T convertFrom(final Type type, final ConvertMask mask, final ByteBuffer... buffers) {
         if (type == null || buffers == null || buffers.length == 0) return null;
         return (T) factory.loadDecoder(type).convertFrom(new JsonByteBufferReader(mask, buffers));
@@ -127,18 +129,30 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
     }
 
     //------------------------------ convertTo -----------------------------------------------------------
+    @Override
     public String convertTo(final Object value) {
         if (value == null) return "null";
         return convertTo(value.getClass(), value);
     }
 
+    @Override
     public String convertTo(final Type type, final Object value) {
         if (type == null) return null;
         if (value == null) return "null";
         final JsonWriter out = writerPool.get().tiny(tiny);
         factory.loadEncoder(type).convertTo(out, value);
         String result = out.toString();
-        writerPool.offer(out);
+        writerPool.accept(out);
+        return result;
+    }
+
+    @Override
+    public String convertMapTo(final Object... values) {
+        if (values == null) return "null";
+        final JsonWriter out = writerPool.get().tiny(tiny);
+        ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(out, values);
+        String result = out.toString();
+        writerPool.accept(out);
         return result;
     }
 
@@ -146,7 +160,7 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         if (value == null) {
             new JsonStreamWriter(tiny, out).writeNull();
         } else {
-            factory.loadEncoder(value.getClass()).convertTo(new JsonStreamWriter(tiny, out), value);
+            convertTo(out, value.getClass(), value);
         }
     }
 
@@ -155,10 +169,35 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         if (value == null) {
             new JsonStreamWriter(tiny, out).writeNull();
         } else {
-            factory.loadEncoder(type).convertTo(new JsonStreamWriter(tiny, out), value);
+            final JsonWriter writer = writerPool.get().tiny(tiny);
+            factory.loadEncoder(type).convertTo(writer, value);
+            byte[] bs = writer.toBytes();
+            writerPool.accept(writer);
+            try {
+                out.write(bs);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
         }
     }
 
+    public void convertMapTo(final OutputStream out, final Object... values) {
+        if (values == null) {
+            new JsonStreamWriter(tiny, out).writeNull();
+        } else {
+            final JsonWriter writer = writerPool.get().tiny(tiny);
+            ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(writer, values);
+            byte[] bs = writer.toBytes();
+            writerPool.accept(writer);
+            try {
+                out.write(bs);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    }
+
+    @Override
     public ByteBuffer[] convertTo(final Supplier<ByteBuffer> supplier, final Object value) {
         if (supplier == null) return null;
         JsonByteBufferWriter out = new JsonByteBufferWriter(tiny, null, supplier);
@@ -170,6 +209,7 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         return out.toBuffers();
     }
 
+    @Override
     public ByteBuffer[] convertTo(final Supplier<ByteBuffer> supplier, final Type type, final Object value) {
         if (supplier == null || type == null) return null;
         JsonByteBufferWriter out = new JsonByteBufferWriter(tiny, null, supplier);
@@ -181,6 +221,18 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         return out.toBuffers();
     }
 
+    @Override
+    public ByteBuffer[] convertMapTo(final Supplier<ByteBuffer> supplier, final Object... values) {
+        if (supplier == null) return null;
+        JsonByteBufferWriter out = new JsonByteBufferWriter(tiny, null, supplier);
+        if (values == null) {
+            out.writeNull();
+        } else {
+            ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(out, values);
+        }
+        return out.toBuffers();
+    }
+
     public void convertTo(final JsonWriter writer, final Object value) {
         if (value == null) {
             writer.writeNull();
@@ -198,6 +250,14 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         }
     }
 
+    public void convertMapTo(final JsonWriter writer, final Object... values) {
+        if (values == null) {
+            writer.writeNull();
+        } else {
+            ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(writer, values);
+        }
+    }
+
     public JsonWriter convertToWriter(final Object value) {
         if (value == null) return null;
         return convertToWriter(value.getClass(), value);
@@ -209,4 +269,10 @@ public final class JsonConvert extends Convert<JsonReader, JsonWriter> {
         factory.loadEncoder(type).convertTo(out, value);
         return out;
     }
+
+    public JsonWriter convertMapToWriter(final Object... values) {
+        final JsonWriter out = writerPool.get().tiny(tiny);
+        ((AnyEncoder) factory.getAnyEncoder()).convertMapTo(out, values);
+        return out;
+    }
 }

src/org/redkale/convert/json/JsonFactory.java

@@ -20,6 +20,7 @@ import org.redkale.util.*;
  *
  * @author zhangjx
  */
+@SuppressWarnings("unchecked")
 public final class JsonFactory extends ConvertFactory<JsonReader, JsonWriter> {
 
     private static final JsonFactory instance = new JsonFactory(null, Boolean.getBoolean("convert.json.tiny"));

src/org/redkale/convert/json/JsonReader.java

@@ -162,6 +162,7 @@ public class JsonReader extends Reader {
      * 判断下一个非空白字符是否为{
      *
      * @param clazz 类名
+     *
      * @return 返回 null 表示对象为null， 返回空字符串表示当前class与返回的class一致，返回非空字符串表示class是当前class的子类。
      */
     @Override
@@ -404,6 +405,7 @@ public class JsonReader extends Reader {
     @Override
     public final DeMember readFieldName(final DeMember[] members) {
         final String exceptedfield = this.readSmallString();
+        if (exceptedfield == null) return null;
         final int len = members.length;
         if (this.fieldIndex >= len) this.fieldIndex = 0;
         for (int k = this.fieldIndex; k < len; k++) {
@@ -474,12 +476,22 @@ public class JsonReader extends Reader {
             }
         }
         if (expected != '"' && expected != '\'') {
-            if (expected == 'n' && text0.length > currpos + 3) {
+            if (expected == 'n' && text0.length > currpos + 3 && (text0[1 + currpos] == 'u' && text0[2 + currpos] == 'l' && text0[3 + currpos] == 'l')) {
                 if (text0[++currpos] == 'u' && text0[++currpos] == 'l' && text0[++currpos] == 'l') {
                     this.position = currpos;
                     if (text0.length > currpos + 4) {
                         char ch = text0[currpos + 1];
                         if (ch == ',' || ch <= ' ' || ch == '}' || ch == ']' || ch == ':') return null;
+                        final int start = currpos - 3;
+                        for (;;) {
+                            if (currpos >= text0.length) break;
+                            ch = text0[currpos];
+                            if (ch == ',' || ch <= ' ' || ch == '}' || ch == ']' || ch == ':') break;
+                            currpos++;
+                        }
+                        if (currpos == start) throw new ConvertException("expected a string after a key but '" + text0[position] + "' (position = " + position + ") in (" + new String(this.text) + ")");
+                        this.position = currpos - 1;
+                        return new String(text0, start, currpos - start);
                     } else {
                         return null;
                     }
@@ -487,6 +499,7 @@ public class JsonReader extends Reader {
             } else {
                 final int start = currpos;
                 for (;;) {
+                    if (currpos >= text0.length) break;
                     char ch = text0[currpos];
                     if (ch == ',' || ch <= ' ' || ch == '}' || ch == ']' || ch == ':') break;
                     currpos++;

src/org/redkale/convert/json/JsonWriter.java

@@ -59,6 +59,7 @@ public class JsonWriter extends Writer {
      * 返回指定至少指定长度的缓冲区
      *
      * @param len
+     *
      * @return
      */
     private char[] expand(int len) {
@@ -108,6 +109,10 @@ public class JsonWriter extends Writer {
         return new ByteBuffer[]{ByteBuffer.wrap(Utility.encodeUTF8(content, 0, count))};
     }
 
+    public byte[] toBytes() {
+        return Utility.encodeUTF8(content, 0, count);
+    }
+
     public int count() {
         return this.count;
     }

src/org/redkale/net/AsyncConnection.java

@@ -26,11 +26,23 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
 
     protected Object subobject; //用于存储绑定在Connection上的对象， 同attributes， 只绑定单个对象时尽量使用subobject而非attributes
 
+    protected volatile long readtime;
+
+    protected volatile long writetime;
+
     //关闭数
-    AtomicLong closedCounter = new AtomicLong();
+    AtomicLong closedCounter;
 
     //在线数
-    AtomicLong livingCounter = new AtomicLong();
+    AtomicLong livingCounter;
+
+    public final long getLastReadTime() {
+        return readtime;
+    }
+
+    public final long getLastWriteTime() {
+        return writetime;
+    }
 
     public abstract boolean isTCP();
 
@@ -110,40 +122,58 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
     }
 
     //------------------------------------------------------------------------------------------------------------------------------
-    public static AsyncConnection create(final String protocol, final AsynchronousChannelGroup group, final SocketAddress address) throws IOException {
-        return create(protocol, group, address, 0, 0);
+    /**
+     * 创建TCP协议客户端连接
+     *
+     * @param address            连接点子
+     * @param group              连接AsynchronousChannelGroup
+     * @param readTimeoutSecond  读取超时秒数
+     * @param writeTimeoutSecond 写入超时秒数
+     *
+     * @return 连接CompletableFuture
+     */
+    public static CompletableFuture<AsyncConnection> createTCP(final AsynchronousChannelGroup group, final SocketAddress address,
+        final int readTimeoutSecond, final int writeTimeoutSecond) {
+        return createTCP(group, address, false, readTimeoutSecond, writeTimeoutSecond);
     }
 
     /**
-     * 创建客户端连接
+     * 创建TCP协议客户端连接
      *
-     * @param protocol            连接类型 只能是TCP或UDP
-     * @param address             连接点子
-     * @param group               连接AsynchronousChannelGroup
-     * @param readTimeoutSecond0  读取超时秒数
-     * @param writeTimeoutSecond0 写入超时秒数
+     * @param address            连接点子
+     * @param group              连接AsynchronousChannelGroup
+     * @param noDelay            TcpNoDelay
+     * @param readTimeoutSecond  读取超时秒数
+     * @param writeTimeoutSecond 写入超时秒数
      *
-     * @return 连接
-     * @throws java.io.IOException 异常
+     * @return 连接CompletableFuture
      */
-    public static AsyncConnection create(final String protocol, final AsynchronousChannelGroup group, final SocketAddress address,
-        final int readTimeoutSecond0, final int writeTimeoutSecond0) throws IOException {
-        if ("TCP".equalsIgnoreCase(protocol)) {
-            AsynchronousSocketChannel channel = AsynchronousSocketChannel.open(group);
-            try {
-                channel.connect(address).get(3, TimeUnit.SECONDS);
-            } catch (Exception e) {
-                throw new IOException("AsyncConnection connect " + address, e);
-            }
-            return create(channel, address, readTimeoutSecond0, writeTimeoutSecond0);
-        } else if ("UDP".equalsIgnoreCase(protocol)) {
-            DatagramChannel channel = DatagramChannel.open();
-            channel.configureBlocking(true);
-            channel.connect(address);
-            return create(channel, address, true, readTimeoutSecond0, writeTimeoutSecond0);
-        } else {
-            throw new RuntimeException("AsyncConnection not support protocol " + protocol);
+    public static CompletableFuture<AsyncConnection> createTCP(final AsynchronousChannelGroup group, final SocketAddress address,
+        final boolean noDelay, final int readTimeoutSecond, final int writeTimeoutSecond) {
+        final CompletableFuture future = new CompletableFuture();
+        try {
+            final AsynchronousSocketChannel channel = AsynchronousSocketChannel.open(group);
+            channel.connect(address, null, new CompletionHandler<Void, Void>() {
+                @Override
+                public void completed(Void result, Void attachment) {
+                    if (noDelay) {
+                        try {
+                            channel.setOption(StandardSocketOptions.TCP_NODELAY, true);
+                        } catch (IOException e) {
+                        }
+                    }
+                    future.complete(create(channel, address, readTimeoutSecond, writeTimeoutSecond));
+                }
+
+                @Override
+                public void failed(Throwable exc, Void attachment) {
+                    future.completeExceptionally(exc);
+                }
+            });
+        } catch (IOException e) {
+            future.completeExceptionally(e);
         }
+        return future;
     }
 
     private static class BIOUDPAsyncConnection extends AsyncConnection {
@@ -209,6 +239,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
                     rs += channel.send(srcs[i], remoteAddress);
                     if (i != offset) Thread.sleep(10);
                 }
+                this.writetime = System.currentTimeMillis();
                 if (handler != null) handler.completed(rs, attachment);
             } catch (Exception e) {
                 if (handler != null) handler.failed(e, attachment);
@@ -219,6 +250,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public <A> void read(ByteBuffer dst, A attachment, CompletionHandler<Integer, ? super A> handler) {
             try {
                 int rs = channel.read(dst);
+                this.readtime = System.currentTimeMillis();
                 if (handler != null) handler.completed(rs, attachment);
             } catch (IOException e) {
                 if (handler != null) handler.failed(e, attachment);
@@ -229,6 +261,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public Future<Integer> read(ByteBuffer dst) {
             try {
                 int rs = channel.read(dst);
+                this.readtime = System.currentTimeMillis();
                 return CompletableFuture.completedFuture(rs);
             } catch (IOException e) {
                 throw new RuntimeException(e);
@@ -239,6 +272,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public <A> void write(ByteBuffer src, A attachment, CompletionHandler<Integer, ? super A> handler) {
             try {
                 int rs = channel.send(src, remoteAddress);
+                this.writetime = System.currentTimeMillis();
                 if (handler != null) handler.completed(rs, attachment);
             } catch (IOException e) {
                 if (handler != null) handler.failed(e, attachment);
@@ -249,6 +283,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public Future<Integer> write(ByteBuffer src) {
             try {
                 int rs = channel.send(src, remoteAddress);
+                this.writetime = System.currentTimeMillis();
                 return CompletableFuture.completedFuture(rs);
             } catch (IOException e) {
                 throw new RuntimeException(e);
@@ -359,6 +394,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
                 for (int i = offset; i < offset + length; i++) {
                     rs += writeChannel.write(srcs[i]);
                 }
+                this.writetime = System.currentTimeMillis();
                 if (handler != null) handler.completed(rs, attachment);
             } catch (IOException e) {
                 if (handler != null) handler.failed(e, attachment);
@@ -369,6 +405,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public <A> void read(ByteBuffer dst, A attachment, CompletionHandler<Integer, ? super A> handler) {
             try {
                 int rs = readChannel.read(dst);
+                this.readtime = System.currentTimeMillis();
                 if (handler != null) handler.completed(rs, attachment);
             } catch (IOException e) {
                 if (handler != null) handler.failed(e, attachment);
@@ -379,6 +416,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public Future<Integer> read(ByteBuffer dst) {
             try {
                 int rs = readChannel.read(dst);
+                this.readtime = System.currentTimeMillis();
                 return CompletableFuture.completedFuture(rs);
             } catch (IOException e) {
                 throw new RuntimeException(e);
@@ -389,6 +427,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public <A> void write(ByteBuffer src, A attachment, CompletionHandler<Integer, ? super A> handler) {
             try {
                 int rs = writeChannel.write(src);
+                this.writetime = System.currentTimeMillis();
                 if (handler != null) handler.completed(rs, attachment);
             } catch (IOException e) {
                 if (handler != null) handler.failed(e, attachment);
@@ -399,6 +438,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         public Future<Integer> write(ByteBuffer src) {
             try {
                 int rs = writeChannel.write(src);
+                this.writetime = System.currentTimeMillis();
                 return CompletableFuture.completedFuture(rs);
             } catch (IOException e) {
                 throw new RuntimeException(e);
@@ -459,6 +499,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
 
         @Override
         public <A> void read(ByteBuffer dst, A attachment, CompletionHandler<Integer, ? super A> handler) {
+            this.readtime = System.currentTimeMillis();
             if (readTimeoutSecond > 0) {
                 channel.read(dst, readTimeoutSecond, TimeUnit.SECONDS, attachment, handler);
             } else {
@@ -468,6 +509,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
 
         @Override
         public <A> void write(ByteBuffer src, A attachment, CompletionHandler<Integer, ? super A> handler) {
+            this.writetime = System.currentTimeMillis();
             if (writeTimeoutSecond > 0) {
                 channel.write(src, writeTimeoutSecond, TimeUnit.SECONDS, attachment, handler);
             } else {
@@ -477,6 +519,7 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
 
         @Override
         public <A> void write(ByteBuffer[] srcs, int offset, int length, A attachment, final CompletionHandler<Integer, ? super A> handler) {
+            this.writetime = System.currentTimeMillis();
             channel.write(srcs, offset, length, writeTimeoutSecond > 0 ? writeTimeoutSecond : 60, TimeUnit.SECONDS,
                 attachment, new CompletionHandler<Long, A>() {
 
@@ -559,8 +602,8 @@ public abstract class AsyncConnection implements AsynchronousByteChannel, AutoCl
         return create(ch, null, 0, 0);
     }
 
-    public static AsyncConnection create(final AsynchronousSocketChannel ch, final SocketAddress addr0, final int readTimeoutSecond0, final int writeTimeoutSecond0) {
-        return new AIOTCPAsyncConnection(ch, addr0, readTimeoutSecond0, writeTimeoutSecond0);
+    public static AsyncConnection create(final AsynchronousSocketChannel ch, final SocketAddress addr0, final int readTimeoutSecond, final int writeTimeoutSecond) {
+        return new AIOTCPAsyncConnection(ch, addr0, readTimeoutSecond, writeTimeoutSecond);
     }
 
 }

src/org/redkale/net/Context.java

@@ -5,8 +5,10 @@
  */
 package org.redkale.net;
 
+import java.io.IOException;
 import java.net.*;
 import java.nio.*;
+import java.nio.channels.AsynchronousChannelGroup;
 import java.nio.charset.*;
 import java.util.concurrent.*;
 import java.util.function.*;
@@ -31,7 +33,7 @@ public class Context {
     protected final long serverStartTime;
 
     //Server的线程池
-    protected final ExecutorService executor;
+    protected final ThreadPoolExecutor executor;
 
     //ByteBuffer的容量，默认8K
     protected final int bufferCapacity;
@@ -69,7 +71,7 @@ public class Context {
     //JSON操作工厂
     protected final JsonFactory jsonFactory;
 
-    public Context(long serverStartTime, Logger logger, ExecutorService executor, int bufferCapacity, ObjectPool<ByteBuffer> bufferPool, ObjectPool<Response> responsePool,
+    public Context(long serverStartTime, Logger logger, ThreadPoolExecutor executor, int bufferCapacity, ObjectPool<ByteBuffer> bufferPool, ObjectPool<Response> responsePool,
         final int maxbody, Charset charset, InetSocketAddress address, final PrepareServlet prepare, final int readTimeoutSecond, final int writeTimeoutSecond) {
         this.serverStartTime = serverStartTime;
         this.logger = logger;
@@ -107,6 +109,10 @@ public class Context {
         return executor.submit(r);
     }
 
+    public AsynchronousChannelGroup createAsynchronousChannelGroup() throws IOException {
+        return AsynchronousChannelGroup.withThreadPool(executor);
+    }
+
     public void runAsync(Runnable r) {
         executor.execute(r);
     }
@@ -124,13 +130,13 @@ public class Context {
     }
 
     public void offerBuffer(ByteBuffer buffer) {
-        bufferPool.offer(buffer);
+        bufferPool.accept(buffer);
     }
 
     public void offerBuffer(ByteBuffer... buffers) {
         if (buffers == null) return;
         for (ByteBuffer buffer : buffers) {
-            bufferPool.offer(buffer);
+            bufferPool.accept(buffer);
         }
     }
 

src/org/redkale/net/Filter.java

@@ -6,6 +6,7 @@
 package org.redkale.net;
 
 import java.io.IOException;
+import javax.annotation.Priority;
 import org.redkale.util.*;
 
 /**
@@ -19,7 +20,7 @@ import org.redkale.util.*;
  * @param <R> Request的子类型
  * @param <P> Response的子类型
  */
-public abstract class Filter<C extends Context, R extends Request<C>, P extends Response<C, R>> implements Comparable, Resourcable {
+public abstract class Filter<C extends Context, R extends Request<C>, P extends Response<C, R>> implements Comparable {
 
     AnyValue _conf; //当前Filter的配置
 
@@ -33,23 +34,11 @@ public abstract class Filter<C extends Context, R extends Request<C>, P extends
     public void destroy(C context, AnyValue config) {
     }
 
-    @Override
-    public String resourceName() {
-        return "";
-    }
-
-    /**
-     * 值越小越靠前执行
-     *
-     * @return int
-     */
-    public int getIndex() {
-        return 0;
-    }
-
     @Override
     public int compareTo(Object o) {
         if (!(o instanceof Filter)) return 1;
-        return this.getIndex() - ((Filter) o).getIndex();
+        Priority p1 = this.getClass().getAnnotation(Priority.class);
+        Priority p2 = o.getClass().getAnnotation(Priority.class);
+        return (p2 == null ? 0 : p2.value()) - (p1 == null ? 0 : p1.value());
     }
 }

src/org/redkale/net/PrepareServlet.java

@@ -63,6 +63,24 @@ public abstract class PrepareServlet<K extends Serializable, C extends Context,
         }
     }
 
+    public boolean containsServlet(Class<? extends S> servletClass) {
+        synchronized (lock1) {
+            for (S servlet : new HashSet<>(servlets)) {
+                if (servlet.getClass().equals(servletClass)) return true;
+            }
+            return false;
+        }
+    }
+
+    public boolean containsServlet(String servletClassName) {
+        synchronized (lock1) {
+            for (S servlet : new HashSet<>(servlets)) {
+                if (servlet.getClass().getName().equals(servletClassName)) return true;
+            }
+            return false;
+        }
+    }
+
     protected void putMapping(K key, S servlet) {
         synchronized (lock2) {
             Map<K, S> newmappings = new HashMap<>(mappings);
@@ -100,6 +118,7 @@ public abstract class PrepareServlet<K extends Serializable, C extends Context,
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public void init(C context, AnyValue config) {
         synchronized (filters) {
             if (!filters.isEmpty()) {
@@ -118,6 +137,7 @@ public abstract class PrepareServlet<K extends Serializable, C extends Context,
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public void destroy(C context, AnyValue config) {
         synchronized (filters) {
             if (!filters.isEmpty()) {
@@ -128,28 +148,45 @@ public abstract class PrepareServlet<K extends Serializable, C extends Context,
         }
     }
 
+    @SuppressWarnings("unchecked")
     public void addFilter(Filter<C, R, P> filter, AnyValue conf) {
         filter._conf = conf;
         synchronized (filters) {
             this.filters.add(filter);
+            Collections.sort(this.filters);
         }
     }
 
-    public Filter<C, R, P> removeFilter(Class<? extends Filter<C, R, P>> filterClass) {
+    public <T extends Filter<C, R, P>> T removeFilter(Class<T> filterClass) {
         return removeFilter(f -> filterClass.equals(f.getClass()));
     }
 
-    public Filter<C, R, P> removeFilter(String filterName) {
-        return removeFilter(f -> filterName.equals(f.resourceName()));
+    public boolean containsFilter(Class<? extends Filter> filterClass) {
+        if (this.headFilter == null || filterClass == null) return false;
+        Filter filter = this.headFilter;
+        do {
+            if (filter.getClass().equals(filterClass)) return true;
+        } while ((filter = filter._next) != null);
+        return false;
     }
 
-    public Filter<C, R, P> removeFilter(Predicate<Filter<C, R, P>> predicate) {
+    public boolean containsFilter(String filterClassName) {
+        if (this.headFilter == null || filterClassName == null) return false;
+        Filter filter = this.headFilter;
+        do {
+            if (filter.getClass().getName().equals(filterClassName)) return true;
+        } while ((filter = filter._next) != null);
+        return false;
+    }
+
+    @SuppressWarnings("unchecked")
+    public <T extends Filter<C, R, P>> T removeFilter(Predicate<T> predicate) {
         if (this.headFilter == null || predicate == null) return null;
         synchronized (filters) {
             Filter filter = this.headFilter;
             Filter prev = null;
             do {
-                if (predicate.test(filter)) break;
+                if (predicate.test((T) filter)) break;
                 prev = filter;
             } while ((filter = filter._next) != null);
             if (filter != null) {
@@ -161,10 +198,16 @@ public abstract class PrepareServlet<K extends Serializable, C extends Context,
                 filter._next = null;
                 this.filters.remove(filter);
             }
-            return filter;
+            return (T) filter;
         }
     }
 
+    @SuppressWarnings("unchecked")
+    public <T extends Filter<C, R, P>> List<T> getFilters() {
+        return (List) new ArrayList<>(filters);
+    }
+
+    @SuppressWarnings("unchecked")
     public abstract void addServlet(S servlet, Object attachment, AnyValue conf, K... mappings);
 
     public final void prepare(final ByteBuffer buffer, final R request, final P response) throws IOException {
@@ -226,7 +269,7 @@ public abstract class PrepareServlet<K extends Serializable, C extends Context,
         servlet._conf = conf;
     }
 
-    public Set<S> getServlets() {
-        return new LinkedHashSet<>(servlets);
+    public List<S> getServlets() {
+        return new ArrayList<>(servlets);
     }
 }

src/org/redkale/net/ProtocolServer.java

@@ -32,6 +32,9 @@ public abstract class ProtocolServer {
     //在线数
     protected final AtomicLong livingCounter = new AtomicLong();
 
+    //最大连接数，小于1表示无限制
+    protected int maxconns;
+
     public abstract void open() throws IOException;
 
     public abstract void bind(SocketAddress local, int backlog) throws IOException;
@@ -42,6 +45,10 @@ public abstract class ProtocolServer {
 
     public abstract void accept();
 
+    public void setMaxconns(int maxconns) {
+        this.maxconns = maxconns;
+    }
+
     public abstract void close() throws IOException;
 
     public abstract AsynchronousChannelGroup getChannelGroup();
@@ -198,6 +205,13 @@ public abstract class ProtocolServer {
                 @Override
                 public void completed(final AsynchronousSocketChannel channel, Void attachment) {
                     serchannel.accept(null, this);
+                    if (maxconns > 0 && livingCounter.get() >= maxconns) {
+                        try {
+                            channel.close();
+                        } catch (Exception e) {
+                        }
+                        return;
+                    }
                     createCounter.incrementAndGet();
                     livingCounter.incrementAndGet();
                     AsyncConnection conn = AsyncConnection.create(channel, null, context.readTimeoutSecond, context.writeTimeoutSecond);

src/org/redkale/net/Request.java

@@ -51,6 +51,7 @@ public abstract class Request<C extends Context> {
      * 返回值：Integer.MIN_VALUE: 帧数据； -1：数据不合法； 0：解析完毕； &gt;0: 需再读取的字节数。
      *
      * @param buffer ByteBuffer对象
+     *
      * @return 缺少的字节数
      */
     protected abstract int readHeader(ByteBuffer buffer);
@@ -59,6 +60,7 @@ public abstract class Request<C extends Context> {
      * 读取buffer，并返回读取的有效数据长度
      *
      * @param buffer ByteBuffer对象
+     *
      * @return 有效数据长度
      */
     protected abstract int readBody(ByteBuffer buffer);
@@ -82,8 +84,9 @@ public abstract class Request<C extends Context> {
         return (T) properties.get(name);
     }
 
+    @SuppressWarnings("unchecked")
     protected <T> T removeProperty(String name) {
-        return (T)properties.remove(name);
+        return (T) properties.remove(name);
     }
 
     protected Map<String, Object> getProperties() {
@@ -100,8 +103,9 @@ public abstract class Request<C extends Context> {
         return (T) attributes.get(name);
     }
 
+    @SuppressWarnings("unchecked")
     public <T> T removeAttribute(String name) {
-        return (T)attributes.remove(name);
+        return (T) attributes.remove(name);
     }
 
     public Map<String, Object> getAttributes() {

src/org/redkale/net/Response.java

@@ -9,6 +9,7 @@ import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.nio.channels.CompletionHandler;
 import java.util.function.BiConsumer;
+import java.util.logging.Level;
 
 /**
  * 协议响应对象
@@ -113,8 +114,7 @@ public abstract class Response<C extends Context, R extends Request<C>> {
             try {
                 recycleListener.accept(request, this);
             } catch (Exception e) {
-                System.err.println(request);
-                e.printStackTrace();
+                context.logger.log(Level.WARNING, "Response.recycleListener error, request = " + request, e);
             }
             recycleListener = null;
         }
@@ -170,18 +170,6 @@ public abstract class Response<C extends Context, R extends Request<C>> {
         }
     }
 
-    /**
-     * 使用 public void recycleListener(BiConsumer recycleListener) 代替
-     *
-     * @param recycleListener BiConsumer
-     *
-     * @deprecated
-     */
-    @Deprecated
-    public void setRecycleListener(BiConsumer<R, Response<C, R>> recycleListener) {
-        this.recycleListener = recycleListener;
-    }
-
     public void recycleListener(BiConsumer<R, Response<C, R>> recycleListener) {
         this.recycleListener = recycleListener;
     }
@@ -207,7 +195,7 @@ public abstract class Response<C extends Context, R extends Request<C>> {
         if (!this.inited) return; //避免重复关闭
         //System.println("耗时: " + (System.currentTimeMillis() - request.createtime));
         if (kill) refuseAlive();
-        this.context.responsePool.offer(this);
+        this.context.responsePool.accept(this);
     }
 
     public void finish(final byte[] bs) {

src/org/redkale/net/Server.java

@@ -6,7 +6,6 @@
 package org.redkale.net;
 
 import java.io.*;
-import java.lang.reflect.Method;
 import java.net.*;
 import java.nio.charset.Charset;
 import java.text.*;
@@ -14,7 +13,7 @@ import java.util.*;
 import java.util.concurrent.*;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.logging.Logger;
-import org.redkale.util.AnyValue;
+import org.redkale.util.*;
 
 /**
  *
@@ -72,7 +71,7 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
     protected int threads;
 
     //线程池
-    protected ExecutorService executor;
+    protected ThreadPoolExecutor executor;
 
     //ByteBuffer池大小
     protected int bufferPoolSize;
@@ -89,6 +88,9 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
     //IO写入 的超时秒数，小于1视为不设置
     protected int writeTimeoutSecond;
 
+    //最大连接数
+    protected int maxconns;
+    
     protected Server(long serverStartTime, String protocol, PrepareServlet<K, C, R, P, S> servlet) {
         this.serverStartTime = serverStartTime;
         this.protocol = protocol;
@@ -100,11 +102,12 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
         this.config = config;
         this.address = new InetSocketAddress(config.getValue("host", "0.0.0.0"), config.getIntValue("port", 80));
         this.charset = Charset.forName(config.getValue("charset", "UTF-8"));
-        this.backlog = config.getIntValue("backlog", 8 * 1024);
+        this.maxconns = config.getIntValue("maxconns", 0);
         this.readTimeoutSecond = config.getIntValue("readTimeoutSecond", 0);
         this.writeTimeoutSecond = config.getIntValue("writeTimeoutSecond", 0);
-        this.maxbody = config.getIntValue("maxbody", 64 * 1024);
-        int bufCapacity = config.getIntValue("bufferCapacity", 8 * 1024);
+        this.backlog = parseLenth(config.getValue("backlog"), 8 * 1024);
+        this.maxbody = parseLenth(config.getValue("maxbody"), 64 * 1024);
+        int bufCapacity = parseLenth(config.getValue("bufferCapacity"), 8 * 1024);
         this.bufferCapacity = bufCapacity < 256 ? 256 : bufCapacity;
         this.threads = config.getIntValue("threads", Runtime.getRuntime().availableProcessors() * 16);
         this.bufferPoolSize = config.getIntValue("bufferPoolSize", Runtime.getRuntime().availableProcessors() * 512);
@@ -114,13 +117,31 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
         final AtomicInteger counter = new AtomicInteger();
         final Format f = createFormat();
         final String n = name;
-        this.executor = Executors.newFixedThreadPool(threads, (Runnable r) -> {
+        this.executor = (ThreadPoolExecutor) Executors.newFixedThreadPool(threads, (Runnable r) -> {
             Thread t = new WorkThread(executor, r);
             t.setName(n + "-ServletThread-" + f.format(counter.incrementAndGet()));
             return t;
         });
     }
 
+    protected static int parseLenth(String value, int defValue) {
+        if (value == null) return defValue;
+        value = value.toUpperCase().replace("B", "");
+        if (value.endsWith("G")) return Integer.decode(value.replace("G", "")) * 1024 * 1024 * 1024;
+        if (value.endsWith("M")) return Integer.decode(value.replace("M", "")) * 1024 * 1024;
+        if (value.endsWith("K")) return Integer.decode(value.replace("K", "")) * 1024;
+        return Integer.decode(value);
+    }
+
+    protected static long parseLenth(String value, long defValue) {
+        if (value == null) return defValue;
+        value = value.toUpperCase().replace("B", "");
+        if (value.endsWith("G")) return Long.decode(value.replace("G", "")) * 1024 * 1024 * 1024;
+        if (value.endsWith("M")) return Long.decode(value.replace("M", "")) * 1024 * 1024;
+        if (value.endsWith("K")) return Long.decode(value.replace("K", "")) * 1024;
+        return Long.decode(value);
+    }
+
     public void destroy(final AnyValue config) throws Exception {
         this.prepare.destroy(context, config);
     }
@@ -149,6 +170,13 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
         return this.context;
     }
 
+    public void setThreads(int threads) {
+        int oldthreads = this.threads;
+        this.context.executor.setCorePoolSize(threads);
+        this.threads = threads;
+        logger.info("[" + Thread.currentThread().getName() + "] " + this.getClass().getSimpleName() + " change threads from " + oldthreads + " to " + threads);
+    }
+
     @SuppressWarnings("unchecked")
     public void addServlet(S servlet, final Object attachment, AnyValue conf, K... mappings) {
         this.prepare.addServlet(servlet, attachment, conf, mappings);
@@ -163,7 +191,8 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
             this.serverChannel.setOption(StandardSocketOptions.TCP_NODELAY, true);
         }
         serverChannel.bind(address, backlog);
-        serverChannel.accept();
+        serverChannel.setMaxconns(this.maxconns);
+        serverChannel.accept(); 
         final String threadName = "[" + Thread.currentThread().getName() + "] ";
         logger.info(threadName + this.getClass().getSimpleName() + ("TCP".equalsIgnoreCase(protocol) ? "" : ("." + protocol)) + " listen: " + address
             + ", threads: " + threads + ", bufferCapacity: " + bufferCapacity + ", bufferPoolSize: " + bufferPoolSize + ", responsePoolSize: " + responsePoolSize
@@ -185,6 +214,52 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
         logger.info(this.getClass().getSimpleName() + " shutdown in " + e + " ms");
     }
 
+    /**
+     * 判断是否存在Filter
+     *
+     * @param <T>         泛型
+     * @param filterClass Filter类
+     *
+     * @return boolean
+     */
+    public <T extends Filter> boolean containsFilter(Class<T> filterClass) {
+        return this.prepare.containsFilter(filterClass);
+    }
+
+    /**
+     * 判断是否存在Filter
+     *
+     * @param <T>             泛型
+     * @param filterClassName Filter类
+     *
+     * @return boolean
+     */
+    public <T extends Filter> boolean containsFilter(String filterClassName) {
+        return this.prepare.containsFilter(filterClassName);
+    }
+
+    /**
+     * 判断是否存在Servlet
+     *
+     * @param servletClass Servlet类
+     *
+     * @return boolean
+     */
+    public boolean containsServlet(Class<? extends S> servletClass) {
+        return this.prepare.containsServlet(servletClass);
+    }
+
+    /**
+     * 判断是否存在Servlet
+     *
+     * @param servletClassName Servlet类
+     *
+     * @return boolean
+     */
+    public boolean containsServlet(String servletClassName) {
+        return this.prepare.containsServlet(servletClassName);
+    }
+
     /**
      * 销毁Servlet
      *
@@ -217,7 +292,7 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
         return new DecimalFormat(sf);
     }
 
-    public static URL[] loadLib(final Logger logger, final String lib) throws Exception {
+    public static URL[] loadLib(final RedkaleClassLoader classLoader, final Logger logger, final String lib) throws Exception {
         if (lib == null || lib.isEmpty()) return new URL[0];
         final Set<URL> set = new HashSet<>();
         for (String s : lib.split(";")) {
@@ -235,17 +310,8 @@ public abstract class Server<K extends Serializable, C extends Context, R extend
             }
         }
         if (set.isEmpty()) return new URL[0];
-        ClassLoader cl = Thread.currentThread().getContextClassLoader();
-        if (cl instanceof URLClassLoader) {
-            URLClassLoader loader = (URLClassLoader) cl;
-            final Method method = URLClassLoader.class.getDeclaredMethod("addURL", URL.class);
-            method.setAccessible(true);
-            for (URL url : set) {
-                method.invoke(loader, url);
-                //if (logger != null) logger.log(Level.INFO, "Server found ClassPath({0})", url);
-            }
-        } else {
-            Thread.currentThread().setContextClassLoader(new URLClassLoader(set.toArray(new URL[set.size()]), cl));
+        for (URL url : set) {
+            classLoader.addURL(url);
         }
         List<URL> list = new ArrayList<>(set);
         Collections.sort(list, (URL o1, URL o2) -> o1.getFile().compareTo(o2.getFile()));

src/org/redkale/net/Transport.java

@@ -5,14 +5,17 @@
  */
 package org.redkale.net;
 
+import java.lang.ref.WeakReference;
 import java.net.*;
 import java.nio.ByteBuffer;
 import java.nio.channels.*;
 import java.util.*;
 import java.util.concurrent.*;
 import java.util.function.Supplier;
-import java.util.stream.Collectors;
-import org.redkale.util.ObjectPool;
+import java.util.logging.Level;
+import org.redkale.convert.*;
+import org.redkale.convert.json.JsonConvert;
+import org.redkale.util.*;
 
 /**
  * 传输客户端
@@ -41,6 +44,8 @@ public final class Transport {
         supportTcpNoDelay = tcpNoDelay;
     }
 
+    protected final TransportFactory factory;
+
     protected final String name; //即<group>的name属性
 
     protected final String subprotocol; //即<group>的subprotocol属性
@@ -53,64 +58,78 @@ public final class Transport {
 
     protected final InetSocketAddress clientAddress;
 
-    protected InetSocketAddress[] remoteAddres = new InetSocketAddress[0];
+    protected TransportAddress[] transportAddres = new TransportAddress[0];
 
     protected final ObjectPool<ByteBuffer> bufferPool;
 
+    //负载均衡策略
+    protected final TransportStrategy strategy;
+
     protected final ConcurrentHashMap<SocketAddress, BlockingQueue<AsyncConnection>> connPool = new ConcurrentHashMap<>();
 
-    public Transport(String name, String subprotocol, final ObjectPool<ByteBuffer> transportBufferPool,
-        final AsynchronousChannelGroup transportChannelGroup, final InetSocketAddress clientAddress, final Collection<InetSocketAddress> addresses) {
-        this(name, DEFAULT_PROTOCOL, subprotocol, transportBufferPool, transportChannelGroup, clientAddress, addresses);
+    protected Transport(String name, String subprotocol, TransportFactory factory, final ObjectPool<ByteBuffer> transportBufferPool,
+        final AsynchronousChannelGroup transportChannelGroup, final InetSocketAddress clientAddress,
+        final Collection<InetSocketAddress> addresses, final TransportStrategy strategy) {
+        this(name, DEFAULT_PROTOCOL, subprotocol, factory, transportBufferPool, transportChannelGroup, clientAddress, addresses, strategy);
     }
 
-    public Transport(String name, String protocol, String subprotocol, final ObjectPool<ByteBuffer> transportBufferPool,
-        final AsynchronousChannelGroup transportChannelGroup, final InetSocketAddress clientAddress, final Collection<InetSocketAddress> addresses) {
+    protected Transport(String name, String protocol, String subprotocol,
+        final TransportFactory factory, final ObjectPool<ByteBuffer> transportBufferPool,
+        final AsynchronousChannelGroup transportChannelGroup, final InetSocketAddress clientAddress,
+        final Collection<InetSocketAddress> addresses, final TransportStrategy strategy) {
         this.name = name;
         this.subprotocol = subprotocol == null ? "" : subprotocol.trim();
         this.protocol = protocol;
+        this.factory = factory;
+        factory.transportReferences.add(new WeakReference<>(this));
         this.tcp = "TCP".equalsIgnoreCase(protocol);
         this.group = transportChannelGroup;
         this.bufferPool = transportBufferPool;
         this.clientAddress = clientAddress;
+        this.strategy = strategy;
         updateRemoteAddresses(addresses);
     }
 
-    public Transport(final Collection<Transport> transports) {
-        Transport first = null;
-        List<String> tmpgroup = new ArrayList<>();
-        if (transports != null) {
-            for (Transport t : transports) {
-                if (first == null) first = t;
-                tmpgroup.add(t.name);
-            }
-        }
-        if (first == null) throw new NullPointerException("Collection<Transport> is null or empty");
-        //必须按字母排列顺序确保，相同内容的transport列表组合的name相同，而不会因为list的顺序不同产生不同的name
-        this.name = tmpgroup.stream().sorted().collect(Collectors.joining(";"));
-        //this.watch = first.watch;
-        this.subprotocol = first.subprotocol;
-        this.protocol = first.protocol;
-        this.tcp = "TCP".equalsIgnoreCase(first.protocol);
-        this.group = first.group;
-        this.bufferPool = first.bufferPool;
-        this.clientAddress = first.clientAddress;
-        Set<InetSocketAddress> addrs = new HashSet<>();
-        transports.forEach(t -> addrs.addAll(Arrays.asList(t.getRemoteAddresses())));
-        updateRemoteAddresses(addrs);
-    }
-
     public final InetSocketAddress[] updateRemoteAddresses(final Collection<InetSocketAddress> addresses) {
-        InetSocketAddress[] oldAddresses = this.remoteAddres;
-        List<InetSocketAddress> list = new ArrayList<>();
+        TransportAddress[] oldAddresses = this.transportAddres;
+        List<TransportAddress> list = new ArrayList<>();
         if (addresses != null) {
             for (InetSocketAddress addr : addresses) {
                 if (clientAddress != null && clientAddress.equals(addr)) continue;
-                list.add(addr);
+                list.add(new TransportAddress(addr));
             }
         }
-        this.remoteAddres = list.toArray(new InetSocketAddress[list.size()]);
-        return oldAddresses;
+        this.transportAddres = list.toArray(new TransportAddress[list.size()]);
+
+        InetSocketAddress[] rs = new InetSocketAddress[oldAddresses.length];
+        for (int i = 0; i < rs.length; i++) {
+            rs[i] = oldAddresses[i].getAddress();
+        }
+        return rs;
+    }
+
+    public final boolean addRemoteAddresses(final InetSocketAddress addr) {
+        if (addr == null) return false;
+        synchronized (this) {
+            if (this.transportAddres == null) {
+                this.transportAddres = new TransportAddress[]{new TransportAddress(addr)};
+            } else {
+                for (TransportAddress i : this.transportAddres) {
+                    if (addr.equals(i.address)) return false;
+                }
+                this.transportAddres = Utility.append(transportAddres, new TransportAddress(addr));
+            }
+            return true;
+        }
+    }
+
+    public final boolean removeRemoteAddresses(InetSocketAddress addr) {
+        if (addr == null) return false;
+        if (this.transportAddres == null) return false;
+        synchronized (this) {
+            this.transportAddres = Utility.remove(transportAddres, new TransportAddress(addr));
+        }
+        return true;
     }
 
     public String getName() {
@@ -129,13 +148,25 @@ public final class Transport {
         return clientAddress;
     }
 
+    public TransportAddress[] getTransportAddresses() {
+        return transportAddres;
+    }
+
     public InetSocketAddress[] getRemoteAddresses() {
-        return remoteAddres;
+        InetSocketAddress[] rs = new InetSocketAddress[transportAddres.length];
+        for (int i = 0; i < rs.length; i++) {
+            rs[i] = transportAddres[i].getAddress();
+        }
+        return rs;
+    }
+
+    public ConcurrentHashMap<SocketAddress, BlockingQueue<AsyncConnection>> getAsyncConnectionPool() {
+        return connPool;
     }
 
     @Override
     public String toString() {
-        return Transport.class.getSimpleName() + "{name = " + name + ", protocol = " + protocol + ", clientAddress = " + clientAddress + ", remoteAddres = " + Arrays.toString(remoteAddres) + "}";
+        return Transport.class.getSimpleName() + "{name = " + name + ", protocol = " + protocol + ", clientAddress = " + clientAddress + ", remoteAddres = " + Arrays.toString(transportAddres) + "}";
     }
 
     public ByteBuffer pollBuffer() {
@@ -147,7 +178,7 @@ public final class Transport {
     }
 
     public void offerBuffer(ByteBuffer buffer) {
-        bufferPool.offer(buffer);
+        bufferPool.accept(buffer);
     }
 
     public void offerBuffer(ByteBuffer... buffers) {
@@ -158,51 +189,71 @@ public final class Transport {
         return tcp;
     }
 
-    public AsyncConnection pollConnection(SocketAddress addr) {
-        if (addr == null && remoteAddres.length == 1) addr = remoteAddres[0];
+    public CompletableFuture<AsyncConnection> pollConnection(SocketAddress addr) {
+        if (this.strategy != null) return strategy.pollConnection(addr, this);
+        if (addr == null && this.transportAddres.length == 1) addr = this.transportAddres[0].address;
         final boolean rand = addr == null;
-        if (rand && remoteAddres.length < 1) throw new RuntimeException("Transport (" + this.name + ") have no remoteAddress list");
+        if (rand && this.transportAddres.length < 1) throw new RuntimeException("Transport (" + this.name + ") have no remoteAddress list");
         try {
             if (tcp) {
                 AsynchronousSocketChannel channel = null;
                 if (rand) {   //取地址
-                    for (int i = 0; i < remoteAddres.length; i++) {
-                        addr = remoteAddres[i];
-                        BlockingQueue<AsyncConnection> queue = connPool.get(addr);
-                        if (queue != null && !queue.isEmpty()) {
+                    TransportAddress transportAddr;
+                    boolean tryed = false;
+                    for (int i = 0; i < transportAddres.length; i++) {
+                        transportAddr = transportAddres[i];
+                        addr = transportAddr.address;
+                        if (!transportAddr.enable) continue;
+                        final BlockingQueue<AsyncConnection> queue = transportAddr.conns;
+                        if (!queue.isEmpty()) {
                             AsyncConnection conn;
                             while ((conn = queue.poll()) != null) {
-                                if (conn.isOpen()) return conn;
+                                if (conn.isOpen()) return CompletableFuture.completedFuture(conn);
                             }
                         }
+                        tryed = true;
                         if (channel == null) {
                             channel = AsynchronousSocketChannel.open(group);
                             if (supportTcpNoDelay) channel.setOption(StandardSocketOptions.TCP_NODELAY, true);
                         }
                         try {
                             channel.connect(addr).get(2, TimeUnit.SECONDS);
+                            transportAddr.enable = true;
                             break;
                         } catch (Exception iex) {
-                            iex.printStackTrace();
-                            if (i == remoteAddres.length - 1) channel = null;
+                            transportAddr.enable = false;
+                            channel = null;
+                        }
+                    }
+                    if (channel == null && !tryed) {
+                        for (int i = 0; i < transportAddres.length; i++) {
+                            transportAddr = transportAddres[i];
+                            addr = transportAddr.address;
+                            if (channel == null) {
+                                channel = AsynchronousSocketChannel.open(group);
+                                if (supportTcpNoDelay) channel.setOption(StandardSocketOptions.TCP_NODELAY, true);
+                            }
+                            try {
+                                channel.connect(addr).get(2, TimeUnit.SECONDS);
+                                transportAddr.enable = true;
+                                break;
+                            } catch (Exception iex) {
+                                transportAddr.enable = false;
+                                channel = null;
+                            }
                         }
                     }
                 } else {
-                    channel = AsynchronousSocketChannel.open(group);
-                    if (supportTcpNoDelay) channel.setOption(StandardSocketOptions.TCP_NODELAY, true);
-                    channel.connect(addr).get(2, TimeUnit.SECONDS);
+                    return AsyncConnection.createTCP(group, addr, supportTcpNoDelay, 6, 6);
                 }
-                if (channel == null) return null;
-                return AsyncConnection.create(channel, addr, 3000, 3000);
+                if (channel == null) return CompletableFuture.completedFuture(null);
+                return CompletableFuture.completedFuture(AsyncConnection.create(channel, addr, 6, 6));
             } else { // UDP
-                if (rand) addr = remoteAddres[0];
+                if (rand) addr = this.transportAddres[0].address;
                 DatagramChannel channel = DatagramChannel.open();
                 channel.configureBlocking(true);
                 channel.connect(addr);
-                return AsyncConnection.create(channel, addr, true, 3000, 3000);
-//                AsyncDatagramChannel channel = AsyncDatagramChannel.open(group);
-//                channel.connect(addr);
-//                return AsyncConnection.create(channel, addr, true, 3000, 3000);
+                return CompletableFuture.completedFuture(AsyncConnection.create(channel, addr, true, 6, 6));
             }
         } catch (Exception ex) {
             throw new RuntimeException("transport address = " + addr, ex);
@@ -225,36 +276,91 @@ public final class Transport {
     }
 
     public <A> void async(SocketAddress addr, final ByteBuffer buffer, A att, final CompletionHandler<Integer, A> handler) {
-        final AsyncConnection conn = pollConnection(addr);
-        conn.write(buffer, buffer, new CompletionHandler<Integer, ByteBuffer>() {
-
-            @Override
-            public void completed(Integer result, ByteBuffer attachment) {
-                buffer.clear();
-                conn.read(buffer, buffer, new CompletionHandler<Integer, ByteBuffer>() {
-
-                    @Override
-                    public void completed(Integer result, ByteBuffer attachment) {
-                        if (handler != null) handler.completed(result, att);
-                        offerBuffer(buffer);
-                        offerConnection(false, conn);
-                    }
-
-                    @Override
-                    public void failed(Throwable exc, ByteBuffer attachment) {
-                        offerBuffer(buffer);
-                        offerConnection(true, conn);
-                    }
-                });
-
+        pollConnection(addr).whenComplete((conn, ex) -> {
+            if (ex != null) {
+                factory.getLogger().log(Level.WARNING, Transport.class.getSimpleName() + " async error", ex);
+                return;
             }
+            conn.write(buffer, buffer, new CompletionHandler<Integer, ByteBuffer>() {
 
-            @Override
-            public void failed(Throwable exc, ByteBuffer attachment) {
-                offerBuffer(buffer);
-                offerConnection(true, conn);
-            }
+                @Override
+                public void completed(Integer result, ByteBuffer attachment) {
+                    buffer.clear();
+                    conn.read(buffer, buffer, new CompletionHandler<Integer, ByteBuffer>() {
+
+                        @Override
+                        public void completed(Integer result, ByteBuffer attachment) {
+                            if (handler != null) handler.completed(result, att);
+                            offerBuffer(buffer);
+                            offerConnection(false, conn);
+                        }
+
+                        @Override
+                        public void failed(Throwable exc, ByteBuffer attachment) {
+                            offerBuffer(buffer);
+                            offerConnection(true, conn);
+                        }
+                    });
+
+                }
+
+                @Override
+                public void failed(Throwable exc, ByteBuffer attachment) {
+                    offerBuffer(buffer);
+                    offerConnection(true, conn);
+                }
+            });
         });
     }
 
+    public static class TransportAddress {
+
+        protected InetSocketAddress address;
+
+        protected volatile boolean enable;
+
+        protected final BlockingQueue<AsyncConnection> conns = new ArrayBlockingQueue<>(MAX_POOL_LIMIT);
+
+        public TransportAddress(InetSocketAddress address) {
+            this.address = address;
+            this.enable = true;
+        }
+
+        @java.beans.ConstructorProperties({"address", "enable"})
+        public TransportAddress(InetSocketAddress address, boolean enable) {
+            this.address = address;
+            this.enable = enable;
+        }
+
+        public InetSocketAddress getAddress() {
+            return address;
+        }
+
+        public boolean isEnable() {
+            return enable;
+        }
+
+        @ConvertColumn(ignore = true)
+        public BlockingQueue<AsyncConnection> getConns() {
+            return conns;
+        }
+
+        @Override
+        public int hashCode() {
+            return this.address.hashCode();
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (this == obj) return true;
+            if (obj == null) return false;
+            if (getClass() != obj.getClass()) return false;
+            final TransportAddress other = (TransportAddress) obj;
+            return this.address.equals(other.address);
+        }
+
+        public String toString() {
+            return JsonConvert.root().convertTo(this);
+        }
+    }
 }

src/org/redkale/net/TransportFactory.java

@@ -5,17 +5,23 @@
  */
 package org.redkale.net;
 
+import java.io.IOException;
 import java.lang.ref.WeakReference;
 import java.net.InetSocketAddress;
 import java.nio.ByteBuffer;
-import java.nio.channels.AsynchronousChannelGroup;
+import java.nio.channels.*;
 import java.util.*;
 import java.util.concurrent.*;
+import java.util.concurrent.atomic.*;
+import java.util.function.Supplier;
 import java.util.logging.*;
+import java.util.stream.Collectors;
 import org.redkale.service.Service;
-import org.redkale.util.ObjectPool;
+import org.redkale.util.*;
 
 /**
+ * System.getProperty("net.transport.pinginterval", "30") 心跳周期，默认30秒
+ *
  * <p>
  * 详情见: https://redkale.org
  *
@@ -23,6 +29,8 @@ import org.redkale.util.ObjectPool;
  */
 public class TransportFactory {
 
+    public static final String NAME_PINGINTERVAL = "pinginterval";
+
     protected static final Logger logger = Logger.getLogger(TransportFactory.class.getSimpleName());
 
     //传输端的线程池
@@ -42,10 +50,102 @@ public class TransportFactory {
 
     protected final List<WeakReference<Service>> services = new CopyOnWriteArrayList<>();
 
-    public TransportFactory(ExecutorService executor, ObjectPool<ByteBuffer> bufferPool, AsynchronousChannelGroup channelGroup) {
+    protected final List<WeakReference<Transport>> transportReferences = new CopyOnWriteArrayList<>();
+
+    //心跳周期， 单位：秒
+    protected int pinginterval;
+
+    //ping的定时器
+    private ScheduledThreadPoolExecutor pingScheduler;
+
+    //ping的内容
+    private ByteBuffer pingBuffer;
+
+    //pong的数据长度, 小于0表示不进行判断
+    protected int pongLength;
+
+    //负载均衡策略
+    protected final TransportStrategy strategy;
+
+    protected TransportFactory(ExecutorService executor, ObjectPool<ByteBuffer> bufferPool, AsynchronousChannelGroup channelGroup,
+        final TransportStrategy strategy) {
         this.executor = executor;
         this.bufferPool = bufferPool;
         this.channelGroup = channelGroup;
+        this.strategy = strategy;
+    }
+
+    protected TransportFactory(ExecutorService executor, ObjectPool<ByteBuffer> bufferPool, AsynchronousChannelGroup channelGroup) {
+        this(executor, bufferPool, channelGroup, null);
+    }
+
+    public void init(AnyValue conf, ByteBuffer pingBuffer, int pongLength) {
+        if (conf != null) {
+            this.pinginterval = conf.getIntValue(NAME_PINGINTERVAL, 0);
+        }
+        if (this.pinginterval > 0) {
+            if (this.pingScheduler == null && pingBuffer != null) {
+                this.pingBuffer = pingBuffer.asReadOnlyBuffer();
+                this.pongLength = pongLength;
+                this.pingScheduler = new ScheduledThreadPoolExecutor(1, (Runnable r) -> {
+                    final Thread t = new Thread(r, this.getClass().getSimpleName() + "-TransportFactoryPingTask-Thread");
+                    t.setDaemon(true);
+                    return t;
+                });
+                pingScheduler.scheduleAtFixedRate(() -> {
+                    pings();
+                }, pinginterval, pinginterval, TimeUnit.SECONDS);
+            }
+        }
+    }
+
+    public static TransportFactory create(int threads) {
+        return create(threads, threads * 2, 8 * 1024);
+    }
+
+    public static TransportFactory create(int threads, int bufferPoolSize, int bufferCapacity) {
+        final ObjectPool<ByteBuffer> transportPool = new ObjectPool<>(new AtomicLong(), new AtomicLong(), bufferPoolSize,
+            (Object... params) -> ByteBuffer.allocateDirect(bufferCapacity), null, (e) -> {
+                if (e == null || e.isReadOnly() || e.capacity() != bufferCapacity) return false;
+                e.clear();
+                return true;
+            });
+        final AtomicInteger counter = new AtomicInteger();
+        ExecutorService transportExec = Executors.newFixedThreadPool(threads, (Runnable r) -> {
+            Thread t = new Thread(r);
+            t.setDaemon(true);
+            t.setName("Transport-Thread-" + counter.incrementAndGet());
+            return t;
+        });
+        AsynchronousChannelGroup transportGroup = null;
+        try {
+            transportGroup = AsynchronousChannelGroup.withCachedThreadPool(transportExec, 1);
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+        return create(transportExec, transportPool, transportGroup);
+    }
+
+    public static TransportFactory create(ExecutorService executor, ObjectPool<ByteBuffer> bufferPool, AsynchronousChannelGroup channelGroup) {
+        return new TransportFactory(executor, bufferPool, channelGroup, null);
+    }
+
+    public static TransportFactory create(ExecutorService executor, ObjectPool<ByteBuffer> bufferPool, AsynchronousChannelGroup channelGroup,
+        final TransportStrategy strategy) {
+        return new TransportFactory(executor, bufferPool, channelGroup, strategy);
+    }
+
+    public Transport createTransportTCP(String name, final InetSocketAddress clientAddress, final Collection<InetSocketAddress> addresses) {
+        return new Transport(name, "TCP", "", this, this.bufferPool, this.channelGroup, clientAddress, addresses, strategy);
+    }
+
+    public Transport createTransport(String name, String protocol, final InetSocketAddress clientAddress, final Collection<InetSocketAddress> addresses) {
+        return new Transport(name, protocol, "", this, this.bufferPool, this.channelGroup, clientAddress, addresses, strategy);
+    }
+
+    public Transport createTransport(String name, String protocol, String subprotocol,
+        final InetSocketAddress clientAddress, final Collection<InetSocketAddress> addresses) {
+        return new Transport(name, protocol, subprotocol, this, this.bufferPool, this.channelGroup, clientAddress, addresses, strategy);
     }
 
     public String findGroupName(InetSocketAddress addr) {
@@ -53,14 +153,24 @@ public class TransportFactory {
         return groupAddrs.get(addr);
     }
 
-    public TransportGroupInfo findGroupInfo2(String group) {
+    public TransportGroupInfo findGroupInfo(String group) {
         if (group == null) return null;
         return groupInfos.get(group);
     }
 
-    public TransportFactory addGroupInfo(String name, InetSocketAddress... addrs) {
-        addGroupInfo(new TransportGroupInfo(name, addrs));
-        return this;
+    public boolean addGroupInfo(String groupName, InetSocketAddress... addrs) {
+        addGroupInfo(new TransportGroupInfo(groupName, addrs));
+        return true;
+    }
+
+    public boolean removeGroupInfo(String groupName, InetSocketAddress addr) {
+        if (groupName == null || groupName.isEmpty() || addr == null) return false;
+        if (!groupName.equals(groupAddrs.get(addr))) return false;
+        TransportGroupInfo group = groupInfos.get(groupName);
+        if (group == null) return false;
+        group.removeAddress(addr);
+        groupAddrs.remove(addr);
+        return true;
     }
 
     public TransportFactory addGroupInfo(String name, Set<InetSocketAddress> addrs) {
@@ -114,22 +224,34 @@ public class TransportFactory {
             if (info == null) continue;
             addresses.addAll(info.addresses);
         }
-        if (info == null) return null;
+        if (info == null) info = new TransportGroupInfo("TCP");
         if (sncpAddress != null) addresses.remove(sncpAddress);
-        return new Transport("remotes", info.protocol, info.subprotocol, this.bufferPool, this.channelGroup, sncpAddress, addresses);
+        return new Transport(groups.stream().sorted().collect(Collectors.joining(";")), info.protocol, info.subprotocol, this, this.bufferPool, this.channelGroup, sncpAddress, addresses, this.strategy);
     }
 
     private Transport loadTransport(final String groupName, InetSocketAddress sncpAddress) {
         if (groupName == null) return null;
         TransportGroupInfo info = groupInfos.get(groupName);
         if (info == null) return null;
-        return new Transport(groupName, info.protocol, info.subprotocol, this.bufferPool, this.channelGroup, sncpAddress, info.addresses);
+        return new Transport(groupName, info.protocol, info.subprotocol, this, this.bufferPool, this.channelGroup, sncpAddress, info.addresses, this.strategy);
     }
 
     public ExecutorService getExecutor() {
         return executor;
     }
 
+    public Supplier<ByteBuffer> getBufferSupplier() {
+        return bufferPool;
+    }
+
+    public List<TransportGroupInfo> getGroupInfos() {
+        return new ArrayList<>(this.groupInfos.values());
+    }
+
+    public Logger getLogger() {
+        return logger;
+    }
+
     public void addSncpService(Service service) {
         if (service == null) return;
         services.add(new WeakReference<>(service));
@@ -145,6 +267,7 @@ public class TransportFactory {
     }
 
     public void shutdownNow() {
+        if (this.pingScheduler != null) this.pingScheduler.shutdownNow();
         try {
             this.channelGroup.shutdownNow();
         } catch (Exception e) {
@@ -152,6 +275,73 @@ public class TransportFactory {
         }
     }
 
+    private void pings() {
+        long timex = System.currentTimeMillis() - (this.pinginterval < 15 ? this.pinginterval : (this.pinginterval - 3)) * 1000;
+        List<WeakReference> nulllist = new ArrayList<>();
+        for (WeakReference<Transport> ref : transportReferences) {
+            Transport transport = ref.get();
+            if (transport == null) {
+                nulllist.add(ref);
+                continue;
+            }
+            List<BlockingQueue<AsyncConnection>> list = new ArrayList<>(transport.getAsyncConnectionPool().values());
+            for (final BlockingQueue<AsyncConnection> queue : list) {
+                AsyncConnection conn;
+                while ((conn = queue.poll()) != null) {
+                    if (conn.getLastWriteTime() > timex && false) { //最近几秒内已经进行过IO操作
+                        queue.offer(conn);
+                    } else { //超过一定时间的连接需要进行ping处理
+                        ByteBuffer sendBuffer = pingBuffer.duplicate();
+                        final AsyncConnection localconn = conn;
+                        final BlockingQueue<AsyncConnection> localqueue = queue;
+                        localconn.write(sendBuffer, sendBuffer, new CompletionHandler<Integer, ByteBuffer>() {
+                            @Override
+                            public void completed(Integer result, ByteBuffer buffer) {
+                                if (buffer.hasRemaining()) {
+                                    localconn.write(buffer, buffer, this);
+                                    return;
+                                }
+                                ByteBuffer pongBuffer = bufferPool.get();
+                                localconn.read(pongBuffer, pongBuffer, new CompletionHandler<Integer, ByteBuffer>() {
+                                    int counter = 0;
+
+                                    @Override
+                                    public void completed(Integer result, ByteBuffer attachment) {
+                                        if (counter > 3) {
+                                            bufferPool.accept(attachment);
+                                            localconn.dispose();
+                                            return;
+                                        }
+                                        if (pongLength > 0 && attachment.position() < pongLength) {
+                                            counter++;
+                                            localconn.read(pongBuffer, pongBuffer, this);
+                                            return;
+                                        }
+                                        bufferPool.accept(attachment);
+                                        localqueue.offer(localconn);
+                                    }
+
+                                    @Override
+                                    public void failed(Throwable exc, ByteBuffer attachment) {
+                                        localconn.dispose();
+                                    }
+                                });
+                            }
+
+                            @Override
+                            public void failed(Throwable exc, ByteBuffer buffer) {
+                                localconn.dispose();
+                            }
+                        });
+                    }
+                }
+            }
+        }
+        for (WeakReference ref : nulllist) {
+            transportReferences.remove(ref);
+        }
+    }
+
     private static boolean checkName(String name) {  //不能含特殊字符
         if (name.isEmpty()) return false;
         if (name.charAt(0) >= '0' && name.charAt(0) <= '9') return false;

src/org/redkale/net/TransportGroupInfo.java

@@ -90,20 +90,34 @@ public class TransportGroupInfo {
     }
 
     public boolean containsAddress(InetSocketAddress addr) {
-        if (this.addresses == null) return false;
-        return this.addresses.contains(addr);
+        synchronized (this) {
+            if (this.addresses == null) return false;
+            return this.addresses.contains(addr);
+        }
+    }
+
+    public void removeAddress(InetSocketAddress addr) {
+        if (addr == null) return;
+        synchronized (this) {
+            if (this.addresses == null) return;
+            this.addresses.remove(addr);
+        }
     }
 
     public void putAddress(InetSocketAddress addr) {
         if (addr == null) return;
-        if (this.addresses == null) this.addresses = new HashSet<>();
-        this.addresses.add(addr);
+        synchronized (this) {
+            if (this.addresses == null) this.addresses = new HashSet<>();
+            this.addresses.add(addr);
+        }
     }
 
     public void putAddress(Set<InetSocketAddress> addrs) {
         if (addrs == null) return;
-        if (this.addresses == null) this.addresses = new HashSet<>();
-        this.addresses.addAll(addrs);
+        synchronized (this) {
+            if (this.addresses == null) this.addresses = new HashSet<>();
+            this.addresses.addAll(addrs);
+        }
     }
 
     @Override

src/org/redkale/net/TransportStrategy.java

@@ -0,0 +1,22 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.net;
+
+import java.net.SocketAddress;
+import java.util.concurrent.CompletableFuture;
+
+/**
+ * 远程请求的负载均衡策略
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ */
+public interface TransportStrategy {
+
+    public CompletableFuture<AsyncConnection> pollConnection(SocketAddress addr, Transport transport);
+}

src/org/redkale/net/http/DefaultRestServlet.java

@@ -1,26 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.net.http;
-
-import java.io.IOException;
-
-/**
- * 默认Servlet, 没有配置RestServlet实现类则使用该默认类
- * <p>
- * 详情见: https://redkale.org
- *
- * @deprecated
- * @author zhangjx
- */
-@Deprecated
-public class DefaultRestServlet extends RestHttpServlet<Object> {
-
-    @Override
-    protected Object currentUser(HttpRequest req) throws IOException {
-        return new Object();
-    }
-
-}

src/org/redkale/net/http/HttpBaseServlet.java

@@ -1,538 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.net.http;
-
-import java.io.*;
-import org.redkale.net.Response;
-import org.redkale.net.Request;
-import org.redkale.util.AnyValue;
-import java.lang.annotation.*;
-import static java.lang.annotation.ElementType.*;
-import static java.lang.annotation.RetentionPolicy.RUNTIME;
-import java.lang.reflect.*;
-import java.nio.*;
-import java.util.*;
-import java.util.concurrent.*;
-import jdk.internal.org.objectweb.asm.*;
-import static jdk.internal.org.objectweb.asm.ClassWriter.COMPUTE_FRAMES;
-import static jdk.internal.org.objectweb.asm.Opcodes.*;
-import org.redkale.service.RetResult;
-
-/**
- * 直接只用HttpServlet代替, 将在1.9版本移除
- *
- * <p>
- * 详情见: https://redkale.org
- *
- * @deprecated
- * @author zhangjx
- */
-@Deprecated
-public abstract class HttpBaseServlet extends HttpServlet {
-
-    /**
-     * 使用 org.redkale.util.AuthIgnore 代替
-     *
-     * <p>
-     * 详情见: https://redkale.org
-     *
-     * @deprecated
-     * @author zhangjx
-     */
-    @Inherited
-    @Documented
-    @Target({METHOD, TYPE})
-    @Retention(RUNTIME)
-    @Deprecated
-    protected @interface AuthIgnore {
-
-    }
-
-    /**
-     * 配合 &#64;WebParam 使用。
-     * 用于对&#64;WebParam中参数的来源类型
-     *
-     * <p>
-     * 详情见: https://redkale.org
-     *
-     * @author zhangjx
-     */
-    protected enum ParamSourceType {
-
-        PARAMETER, HEADER, COOKIE;
-    }
-
-    /**
-     *
-     * 使用 org.redkale.net.http.HttpParam 代替
-     *
-     * <p>
-     * 详情见: https://redkale.org
-     *
-     * @deprecated
-     * @author zhangjx
-     */
-    @Documented
-    @Target({METHOD})
-    @Retention(RUNTIME)
-    @Repeatable(WebParams.class)
-    @Deprecated
-    protected @interface WebParam {
-
-        String name(); //参数名
-
-        Class type(); //参数的数据类型
-
-        String comment() default ""; //备注描述
-
-        ParamSourceType src() default ParamSourceType.PARAMETER; //参数来源类型
-
-        int radix() default 10; //转换数字byte/short/int/long时所用的进制数， 默认10进制
-
-        boolean required() default true; //参数是否必传
-    }
-
-    @Documented
-    @Target({METHOD})
-    @Retention(RUNTIME)
-    protected @interface WebParams {
-
-        WebParam[] value();
-    }
-
-    /**
-     * 使用 org.redkale.net.http.HttpMapping 替代。
-     * <p>
-     * 详情见: https://redkale.org
-     *
-     * @deprecated
-     * @author zhangjx
-     */
-    @Documented
-    @Target({METHOD})
-    @Retention(RUNTIME)
-    @Deprecated
-    protected @interface WebAction {
-
-        int actionid() default 0;
-
-        String url();
-
-        String[] methods() default {};//允许方法(不区分大小写),如:GET/POST/PUT,为空表示允许所有方法
-
-        String comment() default ""; //备注描述
-
-        boolean inherited() default true; //是否能被继承, 当 HttpBaseServlet 被继承后该方法是否能被子类继承
-
-        String result() default "Object"; //输出结果的数据类型
-
-        Class[] results() default {}; //输出结果的数据类型集合，由于结果类型可能是泛型而注解的参数值不支持泛型，因此加入明细数据类型集合
-    }
-
-    /**
-     * 使用 org.redkale.net.http.HttpMapping 替代。
-     *
-     * <p>
-     * 详情见: https://redkale.org
-     *
-     * @deprecated
-     * @author zhangjx
-     */
-    @Documented
-    @Target({METHOD})
-    @Retention(RUNTIME)
-    @Deprecated
-    protected @interface WebMapping {
-
-        int actionid() default 0;
-
-        String url();
-
-        String[] methods() default {};//允许方法(不区分大小写),如:GET/POST/PUT,为空表示允许所有方法
-
-        String comment() default ""; //备注描述
-
-        boolean inherited() default true; //是否能被继承, 当 HttpBaseServlet 被继承后该方法是否能被子类继承
-
-        String result() default "Object"; //输出结果的数据类型
-
-        Class[] results() default {}; //输出结果的数据类型集合，由于结果类型可能是泛型而注解的参数值不支持泛型，因此加入明细数据类型集合
-    }
-
-    /**
-     * 使用 org.redkale.net.http.HttpMapping.cacheseconds 替代。
-     *
-     * @deprecated
-     * @author zhangjx
-     */
-    @Documented
-    @Target({METHOD})
-    @Retention(RUNTIME)
-    @Deprecated
-    protected @interface HttpCacheable {
-
-        /**
-         * 超时的秒数
-         *
-         * @return 超时秒数
-         */
-        int seconds() default 15;
-    }
-
-    private Map.Entry<String, Entry>[] mappings;
-
-    private final HttpServlet authSuccessServlet = new HttpServlet() {
-        @Override
-        public void execute(HttpRequest request, HttpResponse response) throws IOException {
-            Entry entry = (Entry) request.getAttribute("_redkale_entry");
-            if (entry.cacheseconds > 0) {//有缓存设置
-                CacheEntry ce = entry.cache.get(request.getRequestURI());
-                if (ce != null && ce.time + entry.cacheseconds > System.currentTimeMillis()) { //缓存有效
-                    response.setStatus(ce.status);
-                    response.setContentType(ce.contentType);
-                    response.finish(ce.getBuffers());
-                    return;
-                }
-                response.setBufferHandler(entry.cacheHandler);
-            }
-            entry.servlet.execute(request, response);
-        }
-    };
-
-    private final HttpServlet preSuccessServlet = new HttpServlet() {
-        @Override
-        public void execute(HttpRequest request, HttpResponse response) throws IOException {
-            for (Map.Entry<String, Entry> en : mappings) {
-                if (request.getRequestURI().startsWith(en.getKey())) {
-                    Entry entry = en.getValue();
-                    if (!entry.checkMethod(request.getMethod())) {
-                        response.finishJson(new RetResult(RET_METHOD_ERROR, "Method(" + request.getMethod() + ") Error"));
-                        return;
-                    }
-                    request.setAttribute("_redkale_entry", entry);
-                    if (entry.ignore) {
-                        authSuccessServlet.execute(request, response);
-                    } else {
-                        HttpBaseServlet.this.authenticate(entry.moduleid, entry.actionid, request, response, authSuccessServlet);
-                    }
-                    return;
-                }
-            }
-            throw new IOException(this.getClass().getName() + " not found method for URI(" + request.getRequestURI() + ")");
-        }
-    };
-
-    /**
-     * <p>
-     * 预执行方法，在execute方法之前运行，通常用于常规统计或基础检测，例如 : <br>
-     * <blockquote><pre>
-     *      &#64;Override
-     *      public void preExecute(final HttpRequest request, final HttpResponse response, HttpServlet next) throws IOException {
-     *          if (finer) response.setRecycleListener((req, resp) -&#62; {  //记录处理时间比较长的请求
-     *              long e = System.currentTimeMillis() - ((HttpRequest) req).getCreatetime();
-     *              if (e &#62; 200) logger.finer("http-execute-cost-time: " + e + " ms. request = " + req);
-     *          });
-     *          next.execute(request, response);
-     *      }
-     * </pre></blockquote>
-     * <p>
-     *
-     * @param request  HttpRequest
-     * @param response HttpResponse
-     * @param next     HttpServlet
-     *
-     * @throws IOException IOException
-     */
-    public void preExecute(HttpRequest request, HttpResponse response, final HttpServlet next) throws IOException {
-        next.execute(request, response);
-    }
-
-    /**
-     * 使用 public void authenticate(int moduleid, int actionid, HttpRequest request, HttpResponse response, final HttpServlet next) throws IOException 代替
-     *
-     * @param moduleid int
-     * @param actionid int
-     * @param request  HttpRequest
-     * @param response HttpResponse
-     *
-     * @return boolean
-     * @throws IOException IOException
-     * @deprecated
-     */
-    @Deprecated
-    public boolean authenticate(int moduleid, int actionid, HttpRequest request, HttpResponse response) throws IOException {
-        return true;
-    }
-
-    /**
-     * <p>
-     * 用户登录或权限验证， 没有注解为&#64;AuthIgnore 的方法会执行authenticate方法, 若验证成功则必须调用next.execute(request, response);进行下一步操作, 例如: <br>
-     * <blockquote><pre>
-     *      &#64;Override
-     *      public void authenticate(int moduleid, int actionid, HttpRequest request, HttpResponse response, final HttpServlet next) throws IOException {
-     *          UserInfo info = currentUser(request);
-     *          if (info == null) {
-     *              response.finishJson(RET_UNLOGIN);
-     *              return;
-     *          } else if (!info.checkAuth(module, actionid)) {
-     *              response.finishJson(RET_AUTHILLEGAL);
-     *              return;
-     *          }
-     *          next.execute(request, response);
-     *      }
-     * </pre></blockquote>
-     * <p>
-     *
-     *
-     * @param moduleid 模块ID，来自&#64;WebServlet.moduleid()
-     * @param actionid 操作ID，来自&#64;WebMapping.actionid()
-     * @param request  HttpRequest
-     * @param response HttpResponse
-     * @param next     HttpServlet
-     *
-     * @throws IOException IOException
-     */
-    public abstract void authenticate(int moduleid, int actionid, HttpRequest request, HttpResponse response, final HttpServlet next) throws IOException;
-
-    @Override
-    public final void execute(HttpRequest request, HttpResponse response) throws IOException {
-        preExecute(request, response, preSuccessServlet);
-    }
-
-    public final void preInit(HttpContext context, AnyValue config) {
-        String path = _prefix == null ? "" : _prefix;
-        WebServlet ws = this.getClass().getAnnotation(WebServlet.class);
-        if (ws != null && !ws.repair()) path = "";
-        HashMap<String, Entry> map = load();
-        this.mappings = new Map.Entry[map.size()];
-        int i = -1;
-        for (Map.Entry<String, Entry> en : map.entrySet()) {
-            mappings[++i] = new AbstractMap.SimpleEntry<>(path + en.getKey(), en.getValue());
-        }
-        //必须要倒排序, /query /query1 /query12  确保含子集的优先匹配 /query12  /query1  /query
-        Arrays.sort(mappings, (o1, o2) -> o2.getKey().compareTo(o1.getKey()));
-    }
-
-    public final void postDestroy(HttpContext context, AnyValue config) {
-    }
-
-    protected void setHeader(HttpRequest request, String name, Serializable value) {
-        request.header.setValue(name, String.valueOf(value));
-    }
-
-    protected void addHeader(HttpRequest request, String name, Serializable value) {
-        request.header.addValue(name, String.valueOf(value));
-    }
-
-    protected String _prefix(HttpServlet servlet) {
-        return servlet._prefix;
-    }
-
-    private HashMap<String, Entry> load() {
-        final boolean typeIgnore = this.getClass().getAnnotation(AuthIgnore.class) != null;
-        WebServlet module = this.getClass().getAnnotation(WebServlet.class);
-        final int serviceid = module == null ? 0 : module.moduleid();
-        final HashMap<String, Entry> map = new HashMap<>();
-        HashMap<String, Class> nameset = new HashMap<>();
-        final Class selfClz = this.getClass();
-        Class clz = this.getClass();
-        do {
-            if (Modifier.isAbstract(clz.getModifiers())) break;
-            for (final Method method : clz.getMethods()) {
-                //-----------------------------------------------
-                String methodname = method.getName();
-                if ("service".equals(methodname) || "preExecute".equals(methodname) || "execute".equals(methodname) || "authenticate".equals(methodname)) continue;
-                //-----------------------------------------------
-                Class[] paramTypes = method.getParameterTypes();
-                if (paramTypes.length != 2 || paramTypes[0] != HttpRequest.class
-                    || paramTypes[1] != HttpResponse.class) continue;
-                //-----------------------------------------------
-                Class[] exps = method.getExceptionTypes();
-                if (exps.length > 0 && (exps.length != 1 || exps[0] != IOException.class)) continue;
-                //-----------------------------------------------
-
-                final WebMapping mapping = method.getAnnotation(WebMapping.class);
-                final WebAction action = method.getAnnotation(WebAction.class);
-                if (mapping == null && action == null) continue;
-                final boolean inherited = mapping == null ? action.inherited() : mapping.inherited();
-                if (!inherited && selfClz != clz) continue; //忽略不被继承的方法
-                final int actionid = mapping == null ? action.actionid() : mapping.actionid();
-                final String name = mapping == null ? action.url().trim() : mapping.url().trim();
-                final String[] methods = mapping == null ? action.methods() : mapping.methods();
-                if (nameset.containsKey(name)) {
-                    if (nameset.get(name) != clz) continue;
-                    throw new RuntimeException(this.getClass().getSimpleName() + " have two same " + WebMapping.class.getSimpleName() + "(" + name + ")");
-                }
-                nameset.put(name, clz);
-                map.put(name, new Entry(typeIgnore, serviceid, actionid, name, methods, method, createHttpServlet(method)));
-            }
-        } while ((clz = clz.getSuperclass()) != HttpBaseServlet.class);
-        return map;
-    }
-
-    private HttpServlet createHttpServlet(final Method method) {
-        //------------------------------------------------------------------------------
-        final String supDynName = HttpServlet.class.getName().replace('.', '/');
-        final String interName = this.getClass().getName().replace('.', '/');
-        final String interDesc = jdk.internal.org.objectweb.asm.Type.getDescriptor(this.getClass());
-        final String requestSupDesc = jdk.internal.org.objectweb.asm.Type.getDescriptor(Request.class);
-        final String responseSupDesc = jdk.internal.org.objectweb.asm.Type.getDescriptor(Response.class);
-        final String requestDesc = jdk.internal.org.objectweb.asm.Type.getDescriptor(HttpRequest.class);
-        final String responseDesc = jdk.internal.org.objectweb.asm.Type.getDescriptor(HttpResponse.class);
-        String newDynName = interName + "_Dyn_" + method.getName();
-        int i = 0;
-        for (;;) {
-            try {
-                Class.forName(newDynName.replace('/', '.'));
-                newDynName += "_" + (++i);
-            } catch (Throwable ex) {
-                break;
-            }
-        }
-        //------------------------------------------------------------------------------
-        ClassWriter cw = new ClassWriter(COMPUTE_FRAMES);
-        FieldVisitor fv;
-        MethodVisitor mv;
-        AnnotationVisitor av0;
-        final String factfield = "_factServlet";
-        cw.visit(V1_8, ACC_PUBLIC + ACC_FINAL + ACC_SUPER, newDynName, null, supDynName, null);
-        {
-            fv = cw.visitField(ACC_PUBLIC, factfield, interDesc, null, null);
-            fv.visitEnd();
-        }
-        { //构造函数
-            mv = (cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null));
-            //mv.setDebug(true);
-            mv.visitVarInsn(ALOAD, 0);
-            mv.visitMethodInsn(INVOKESPECIAL, supDynName, "<init>", "()V", false);
-            mv.visitInsn(RETURN);
-            mv.visitMaxs(1, 1);
-            mv.visitEnd();
-        }
-        {
-            mv = (cw.visitMethod(ACC_PUBLIC, "execute", "(" + requestDesc + responseDesc + ")V", null, new String[]{"java/io/IOException"}));
-            mv.visitVarInsn(ALOAD, 0);
-            mv.visitFieldInsn(GETFIELD, newDynName, factfield, interDesc);
-            mv.visitVarInsn(ALOAD, 1);
-            mv.visitVarInsn(ALOAD, 2);
-            mv.visitMethodInsn(INVOKEVIRTUAL, interName, method.getName(), "(" + requestDesc + responseDesc + ")V", false);
-            mv.visitInsn(RETURN);
-            mv.visitMaxs(3, 3);
-            mv.visitEnd();
-        }
-        {
-            mv = cw.visitMethod(ACC_PUBLIC + ACC_BRIDGE + ACC_SYNTHETIC, "execute", "(" + requestSupDesc + responseSupDesc + ")V", null, new String[]{"java/io/IOException"});
-            mv.visitVarInsn(ALOAD, 0);
-            mv.visitVarInsn(ALOAD, 1);
-            mv.visitTypeInsn(CHECKCAST, HttpRequest.class.getName().replace('.', '/'));
-            mv.visitVarInsn(ALOAD, 2);
-            mv.visitTypeInsn(CHECKCAST, HttpResponse.class.getName().replace('.', '/'));
-            mv.visitMethodInsn(INVOKEVIRTUAL, newDynName, "execute", "(" + requestDesc + responseDesc + ")V", false);
-            mv.visitInsn(RETURN);
-            mv.visitMaxs(3, 3);
-            mv.visitEnd();
-        }
-        cw.visitEnd();
-        //------------------------------------------------------------------------------
-        byte[] bytes = cw.toByteArray();
-        Class<?> newClazz = new ClassLoader(this.getClass().getClassLoader()) {
-            public final Class<?> loadClass(String name, byte[] b) {
-                return defineClass(name, b, 0, b.length);
-            }
-        }.loadClass(newDynName.replace('/', '.'), bytes);
-        try {
-            HttpServlet instance = (HttpServlet) newClazz.newInstance();
-            instance.getClass().getField(factfield).set(instance, this);
-            return instance;
-        } catch (Exception ex) {
-            throw new RuntimeException(ex);
-        }
-    }
-
-    private static final class Entry {
-
-        public Entry(boolean typeIgnore, int moduleid, int actionid, String name, String[] methods, Method method, HttpServlet servlet) {
-            this.moduleid = moduleid;
-            this.actionid = actionid;
-            this.name = name;
-            this.methods = methods;
-            this.method = method;
-            this.servlet = servlet;
-            this.ignore = typeIgnore || method.getAnnotation(AuthIgnore.class) != null;
-            HttpCacheable hc = method.getAnnotation(HttpCacheable.class);
-            this.cacheseconds = hc == null ? 0 : hc.seconds() * 1000;
-            this.cache = cacheseconds > 0 ? new ConcurrentHashMap() : null;
-            this.cacheHandler = cacheseconds > 0 ? (HttpResponse response, ByteBuffer[] buffers) -> {
-                int status = response.getStatus();
-                if (status != 200) return null;
-                CacheEntry ce = new CacheEntry(response.getStatus(), response.getContentType(), buffers);
-                cache.put(response.getRequest().getRequestURI(), ce);
-                return ce.getBuffers();
-            } : null;
-        }
-
-        public boolean isNeedCheck() {
-            return this.moduleid != 0 || this.actionid != 0;
-        }
-
-        public boolean checkMethod(final String reqMethod) {
-            if (methods.length == 0) return true;
-            for (String m : methods) {
-                if (reqMethod.equalsIgnoreCase(m)) return true;
-            }
-            return false;
-        }
-
-        public final HttpResponse.BufferHandler cacheHandler;
-
-        public final ConcurrentHashMap<String, CacheEntry> cache;
-
-        public final int cacheseconds;
-
-        public final boolean ignore;
-
-        public final int moduleid;
-
-        public final int actionid;
-
-        public final String name;
-
-        public final String[] methods;
-
-        public final Method method;
-
-        public final HttpServlet servlet;
-    }
-
-    private static final class CacheEntry {
-
-        public final long time = System.currentTimeMillis();
-
-        private final ByteBuffer[] buffers;
-
-        private final int status;
-
-        private final String contentType;
-
-        public CacheEntry(int status, String contentType, ByteBuffer[] bufs) {
-            this.status = status;
-            this.contentType = contentType;
-            final ByteBuffer[] newBuffers = new ByteBuffer[bufs.length];
-            for (int i = 0; i < newBuffers.length; i++) {
-                newBuffers[i] = bufs[i].duplicate().asReadOnlyBuffer();
-            }
-            this.buffers = newBuffers;
-        }
-
-        public ByteBuffer[] getBuffers() {
-            final ByteBuffer[] newBuffers = new ByteBuffer[buffers.length];
-            for (int i = 0; i < newBuffers.length; i++) {
-                newBuffers[i] = buffers[i].duplicate();
-            }
-            return newBuffers;
-        }
-    }
-}

src/org/redkale/net/http/HttpContext.java

@@ -7,6 +7,7 @@ package org.redkale.net.http;
 
 import java.net.*;
 import java.nio.*;
+import java.nio.channels.CompletionHandler;
 import java.nio.charset.*;
 import java.security.*;
 import java.util.concurrent.*;
@@ -30,7 +31,7 @@ public class HttpContext extends Context {
 
     protected final ConcurrentHashMap<Class, Creator> asyncHandlerCreators = new ConcurrentHashMap<>();
 
-    public HttpContext(long serverStartTime, Logger logger, ExecutorService executor, int bufferCapacity, ObjectPool<ByteBuffer> bufferPool,
+    public HttpContext(long serverStartTime, Logger logger, ThreadPoolExecutor executor, int bufferCapacity, ObjectPool<ByteBuffer> bufferPool,
         ObjectPool<Response> responsePool, int maxbody, Charset charset, InetSocketAddress address, PrepareServlet prepare,
         int readTimeoutSecond, int writeTimeoutSecond) {
         super(serverStartTime, logger, executor, bufferCapacity, bufferPool, responsePool, maxbody, charset,
@@ -53,7 +54,8 @@ public class HttpContext extends Context {
         return responsePool;
     }
 
-    protected <H extends AsyncHandler> Creator<H> loadAsyncHandlerCreator(Class<H> handlerClass) {
+    @SuppressWarnings("unchecked")
+    protected <H extends CompletionHandler> Creator<H> loadAsyncHandlerCreator(Class<H> handlerClass) {
         Creator<H> creator = asyncHandlerCreators.get(handlerClass);
         if (creator == null) {
             creator = createAsyncHandlerCreator(handlerClass);
@@ -62,14 +64,15 @@ public class HttpContext extends Context {
         return creator;
     }
 
-    private <H extends AsyncHandler> Creator<H> createAsyncHandlerCreator(Class<H> handlerClass) {
+    @SuppressWarnings("unchecked")
+    private <H extends CompletionHandler> Creator<H> createAsyncHandlerCreator(Class<H> handlerClass) {
         //生成规则与SncpAsyncHandler.Factory 很类似
         //------------------------------------------------------------- 
         final boolean handlerinterface = handlerClass.isInterface();
         final String handlerClassName = handlerClass.getName().replace('.', '/');
-        final String handlerName = AsyncHandler.class.getName().replace('.', '/');
-        final String handlerDesc = Type.getDescriptor(AsyncHandler.class);
-        final String newDynName = handlerClass.getName().replace('.', '/') + "_Dync" + AsyncHandler.class.getSimpleName() + "_" + (System.currentTimeMillis() % 10000);
+        final String handlerName = CompletionHandler.class.getName().replace('.', '/');
+        final String handlerDesc = Type.getDescriptor(CompletionHandler.class);
+        final String newDynName = handlerClass.getName().replace('.', '/') + "_DyncAsyncHandler_" + (System.currentTimeMillis() % 10000);
 
         ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES);
         FieldVisitor fv;
@@ -155,7 +158,7 @@ public class HttpContext extends Context {
         }
         cw.visitEnd();
         byte[] bytes = cw.toByteArray();
-        Class<AsyncHandler> newHandlerClazz = (Class<AsyncHandler>) new ClassLoader(handlerClass.getClassLoader()) {
+        Class<CompletionHandler> newHandlerClazz = (Class<CompletionHandler>) new ClassLoader(handlerClass.getClassLoader()) {
             public final Class<?> loadClass(String name, byte[] b) {
                 return defineClass(name, b, 0, b.length);
             }

src/org/redkale/net/http/HttpPrepareServlet.java

@@ -222,7 +222,7 @@ public class HttpPrepareServlet extends PrepareServlet<String, HttpContext, Http
         }
         String resServlet = resConfig.getValue("servlet", HttpResourceServlet.class.getName());
         try {
-            this.resourceHttpServlet = (HttpServlet) Class.forName(resServlet).newInstance();
+            this.resourceHttpServlet = (HttpServlet) Thread.currentThread().getContextClassLoader().loadClass(resServlet).newInstance();
         } catch (Throwable e) {
             this.resourceHttpServlet = new HttpResourceServlet();
             logger.log(Level.WARNING, "init HttpResourceSerlvet(" + resServlet + ") error", e);
@@ -235,6 +235,10 @@ public class HttpPrepareServlet extends PrepareServlet<String, HttpContext, Http
         try {
             final String uri = request.getRequestURI();
             HttpServlet servlet;
+            if (response.isAutoOptions() && "OPTIONS".equals(request.getMethod())) {
+                response.finish(200, null);
+                return;
+            }
             if (request.isWebSocket()) {
                 servlet = wsmappings.get(uri);
                 if (servlet == null && this.regWsArray != null) {

src/org/redkale/net/http/HttpRequest.java

@@ -10,6 +10,7 @@ import java.net.*;
 import java.nio.ByteBuffer;
 import java.nio.channels.Channels;
 import java.nio.charset.Charset;
+import java.util.*;
 import org.redkale.convert.json.JsonConvert;
 import org.redkale.net.*;
 import org.redkale.util.*;
@@ -32,7 +33,7 @@ public class HttpRequest extends Request<HttpContext> {
 
     protected static final Charset UTF8 = Charset.forName("UTF-8");
 
-    protected static final String SESSIONID_NAME = "JSESSIONID";
+    public static final String SESSIONID_NAME = "JSESSIONID";
 
     @Comment("Method GET/POST/...")
     private String method;
@@ -121,7 +122,6 @@ public class HttpRequest extends Request<HttpContext> {
         } else {
             this.requestURI = array.toDecodeString(index, offset - index, charset).trim();
         }
-        if (this.requestURI.contains("../")) return -1;
         index = ++offset;
         this.protocol = array.toString(index, array.size() - index, charset).trim();
         while (readLine(buffer, array)) {
@@ -519,8 +519,8 @@ public class HttpRequest extends Request<HttpContext> {
      * @return cookie值
      */
     public String getCookie(String name, String dfvalue) {
-        for (HttpCookie cookie : getCookies()) {
-            if (name.equals(cookie.getName())) return cookie.getValue();
+        for (HttpCookie c : getCookies()) {
+            if (name.equals(c.getName())) return c.getValue();
         }
         return dfvalue;
     }
@@ -889,6 +889,29 @@ public class HttpRequest extends Request<HttpContext> {
     }
 
     //------------------------------------------------------------------------------
+    /**
+     * 获取请求Header总对象
+     *
+     * @return AnyValue
+     */
+    public AnyValue getHeaders() {
+        return header;
+    }
+
+    /**
+     * 将请求Header转换成Map
+     *
+     * @param map Map
+     *
+     * @return Map
+     */
+    public Map<String, String> getHeadersToMap(Map<String, String> map) {
+        if (map == null) map = new LinkedHashMap<>();
+        final Map<String, String> map0 = map;
+        header.forEach((k, v) -> map0.put(k, v));
+        return map0;
+    }
+
     /**
      * 获取所有的header名
      *
@@ -1087,6 +1110,62 @@ public class HttpRequest extends Request<HttpContext> {
     }
 
     //------------------------------------------------------------------------------
+    /**
+     * 获取请求参数总对象
+     *
+     * @return AnyValue
+     */
+    public AnyValue getParameters() {
+        parseBody();
+        return params;
+    }
+
+    /**
+     * 将请求参数转换成Map
+     *
+     * @param map Map
+     *
+     * @return Map
+     */
+    public Map<String, String> getParametersToMap(Map<String, String> map) {
+        if (map == null) map = new LinkedHashMap<>();
+        final Map<String, String> map0 = map;
+        getParameters().forEach((k, v) -> map0.put(k, v));
+        return map0;
+    }
+
+    /**
+     * 将请求参数转换成String, 字符串格式为: bean1={}&amp;id=13&amp;name=xxx <br>
+     * 不会返回null，没有参数返回空字符串
+     *
+     *
+     * @return String
+     */
+    public String getParametersToString() {
+        return getParametersToString(null);
+    }
+
+    /**
+     * 将请求参数转换成String, 字符串格式为: bean1={}&amp;id=13&amp;name=xxx <br>
+     * 不会返回null，没有参数返回空字符串
+     *
+     * @param prefix 拼接前缀， 如果无参数，返回的字符串不会含有拼接前缀
+     *
+     * @return String
+     */
+    public String getParametersToString(String prefix) {
+        final StringBuilder sb = new StringBuilder();
+        getParameters().forEach((k, v) -> {
+            if (sb.length() > 0) sb.append('&');
+            try {
+                sb.append(k).append('=').append(URLEncoder.encode(v, "UTF-8"));
+            } catch (IOException ex) {
+                throw new RuntimeException(ex);
+            }
+        });
+        return (sb.length() > 0 && prefix != null) ? (prefix + sb) : sb.toString();
+    }
+
     /**
      * 获取所有参数名
      *

src/org/redkale/net/http/HttpResourceServlet.java

@@ -83,8 +83,6 @@ public class HttpResourceServlet extends HttpServlet {
         }
     }
 
-    protected final boolean finest = logger.isLoggable(Level.FINEST);
-
     protected final LongAdder cachedLength = new LongAdder();
 
     //缓存总大小, 默认0
@@ -162,6 +160,24 @@ public class HttpResourceServlet extends HttpServlet {
         }
     }
 
+    public void serRoot(String rootstr) {
+        if (rootstr == null) return;
+        try {
+            this.root = new File(rootstr).getCanonicalFile();
+        } catch (IOException ioe) {
+            this.root = new File(rootstr);
+        }
+    }
+
+    public void serRoot(File file) {
+        if (file == null) return;
+        try {
+            this.root = file.getCanonicalFile();
+        } catch (IOException ioe) {
+            this.root = file;
+        }
+    }
+
     protected static long parseLenth(String value, long defValue) {
         if (value == null) return defValue;
         value = value.toUpperCase().replace("B", "");
@@ -174,6 +190,11 @@ public class HttpResourceServlet extends HttpServlet {
     @Override
     public void execute(HttpRequest request, HttpResponse response) throws IOException {
         String uri = request.getRequestURI();
+        if (uri.contains("../")) {
+            if (logger.isLoggable(Level.FINEST)) logger.log(Level.FINEST, "Not found resource (404) be " + uri + ", request = " + request);
+            response.finish404();
+            return;
+        }
         if (locationRewrites != null) {
             for (SimpleEntry<Pattern, String> entry : locationRewrites) {
                 Matcher matcher = entry.getKey().matcher(uri);
@@ -197,7 +218,7 @@ public class HttpResourceServlet extends HttpServlet {
             entry = files.computeIfAbsent(uri, x -> createFileEntry(x));
         }
         if (entry == null) {
-            if (finest) logger.log(Level.FINEST, "Not found resource (404), request = " + request);
+            if (logger.isLoggable(Level.FINER)) logger.log(Level.FINER, "Not found resource (404), request = " + request);
             response.finish404();
         } else {
             //file = null 表示资源内容在内存而不是在File中

src/org/redkale/net/http/HttpResponse.java

@@ -16,6 +16,7 @@ import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.atomic.AtomicLong;
 import java.util.logging.Level;
+import org.redkale.convert.*;
 import org.redkale.convert.json.JsonConvert;
 import org.redkale.net.*;
 import org.redkale.util.AnyValue.DefaultAnyValue;
@@ -42,13 +43,13 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         public ByteBuffer[] execute(final HttpResponse response, final ByteBuffer[] buffers);
     }
 
-    private static final ByteBuffer buffer304 = ByteBuffer.wrap("HTTP/1.1 304 Not Modified\r\n\r\n".getBytes()).asReadOnlyBuffer();
+    private static final ByteBuffer buffer304 = ByteBuffer.wrap("HTTP/1.1 304 Not Modified\r\nContent-Length:0\r\n\r\n".getBytes()).asReadOnlyBuffer();
 
     private static final ByteBuffer buffer404 = ByteBuffer.wrap("HTTP/1.1 404 Not Found\r\nContent-Length:0\r\n\r\n".getBytes()).asReadOnlyBuffer();
 
     protected static final byte[] LINE = new byte[]{'\r', '\n'};
 
-    protected static final byte[] serverNameBytes = ("Server: redkale/" + Redkale.getDotedVersion() + "\r\n").getBytes();
+    protected static final byte[] serverNameBytes = ("Server: " + System.getProperty("http.response.header.server", "redkale" + "/" + Redkale.getDotedVersion()) + "\r\n").getBytes();
 
     private static final Set<OpenOption> options = new HashSet<>();
 
@@ -125,17 +126,21 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
 
     private final String[][] defaultSetHeaders;
 
+    private final boolean autoOptions;
+
     private final HttpCookie defcookie;
 
     public static ObjectPool<Response> createPool(AtomicLong creatCounter, AtomicLong cycleCounter, int max, Creator<Response> creator) {
         return new ObjectPool<>(creatCounter, cycleCounter, max, creator, (x) -> ((HttpResponse) x).prepare(), (x) -> ((HttpResponse) x).recycle());
     }
 
-    public HttpResponse(HttpContext context, HttpRequest request, String[][] defaultAddHeaders, String[][] defaultSetHeaders, HttpCookie defcookie) {
+    public HttpResponse(HttpContext context, HttpRequest request, String[][] defaultAddHeaders, String[][] defaultSetHeaders,
+        HttpCookie defcookie, boolean autoOptions) {
         super(context, request);
         this.defaultAddHeaders = defaultAddHeaders;
         this.defaultSetHeaders = defaultSetHeaders;
         this.defcookie = defcookie;
+        this.autoOptions = autoOptions;
     }
 
     @Override
@@ -143,8 +148,13 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         return super.removeChannel();
     }
 
+    protected AsyncConnection getChannel() {
+        return channel;
+    }
+
     @Override
     protected boolean recycle() {
+        boolean rs = super.recycle();
         this.status = 200;
         this.contentLength = -1;
         this.contentType = null;
@@ -152,7 +162,7 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         this.headsended = false;
         this.header.clear();
         this.bufferHandler = null;
-        return super.recycle();
+        return rs;
     }
 
     @Override
@@ -181,10 +191,15 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     protected void thenEvent(Servlet servlet) {
         this.servlet = servlet;
     }
 
+    protected boolean isAutoOptions() {
+        return this.autoOptions;
+    }
+
     /**
      * 增加Cookie值
      *
@@ -210,37 +225,32 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
     }
 
     /**
-     * 创建AsyncHandler实例
+     * 创建CompletionHandler实例
      *
-     * @return AsyncHandler
+     * @return CompletionHandler
      */
-    public AsyncHandler createAsyncHandler() {
-        return AsyncHandler.create((v, a) -> {
-            if (v instanceof org.redkale.service.RetResult) {
-                finishJson((org.redkale.service.RetResult) v);
-            } else if (v instanceof CharSequence) {
-                finish(String.valueOf(v));
-            } else {
-                finishJson(v);
-            }
+    public CompletionHandler createAsyncHandler() {
+        return Utility.createAsyncHandler((v, a) -> {
+            finish(v);
         }, (t, a) -> {
-            request.getContext().getLogger().log(Level.WARNING, "Servlet occur, forece to close channel. request = " + request, t);
+            request.getContext().getLogger().log(Level.WARNING, "Servlet occur, forece to close channel. request = " + request + ", result is CompletionHandler", (Throwable) t);
             finish(500, null);
         });
     }
 
     /**
-     * 创建AsyncHandler子类的实例 <br>
+     * 创建CompletionHandler子类的实例 <br>
      *
-     * 传入的AsyncHandler子类必须是public，且保证其子类可被继承且completed、failed可被重载且包含空参数的构造函数。
+     * 传入的CompletionHandler子类必须是public，且保证其子类可被继承且completed、failed可被重载且包含空参数的构造函数。
      *
      * @param <H>          泛型
-     * @param handlerClass AsyncHandler子类
+     * @param handlerClass CompletionHandler子类
      *
-     * @return AsyncHandler AsyncHandler
+     * @return CompletionHandler
      */
-    public <H extends AsyncHandler> H createAsyncHandler(Class<H> handlerClass) {
-        if (handlerClass == null || handlerClass == AsyncHandler.class) return (H) createAsyncHandler();
+    @SuppressWarnings("unchecked")
+    public <H extends CompletionHandler> H createAsyncHandler(Class<H> handlerClass) {
+        if (handlerClass == null || handlerClass == CompletionHandler.class) return (H) createAsyncHandler();
         return context.loadAsyncHandlerCreator(handlerClass).create(createAsyncHandler());
     }
 
@@ -255,6 +265,18 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         finish(request.getJsonConvert().convertTo(context.getBufferSupplier(), obj));
     }
 
+    /**
+     * 将对象数组用Map的形式以JSON格式输出 <br>
+     * 例如: finishMap("a",2,"b",3) 输出结果为 {"a":2,"b":3}
+     *
+     * @param objs 输出对象
+     */
+    public void finishMapJson(final Object... objs) {
+        this.contentType = "text/plain; charset=utf-8";
+        if (this.recycleListener != null) this.output = objs;
+        finish(request.getJsonConvert().convertMapTo(context.getBufferSupplier(), objs));
+    }
+
     /**
      * 将对象以JSON格式输出
      *
@@ -267,6 +289,19 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         finish(convert.convertTo(context.getBufferSupplier(), obj));
     }
 
+    /**
+     * 将对象数组用Map的形式以JSON格式输出 <br>
+     * 例如: finishMap("a",2,"b",3) 输出结果为 {"a":2,"b":3}
+     *
+     * @param convert 指定的JsonConvert
+     * @param objs    输出对象
+     */
+    public void finishMapJson(final JsonConvert convert, final Object... objs) {
+        this.contentType = "text/plain; charset=utf-8";
+        if (this.recycleListener != null) this.output = objs;
+        finish(convert.convertMapTo(context.getBufferSupplier(), objs));
+    }
+
     /**
      * 将对象以JSON格式输出
      *
@@ -340,7 +375,7 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
      * @param future 输出对象的句柄
      */
     public void finishJson(final CompletableFuture future) {
-        finishJson(request.getJsonConvert(), future);
+        finish(request.getJsonConvert(), (Type) null, future);
     }
 
     /**
@@ -349,21 +384,9 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
      * @param convert 指定的JsonConvert
      * @param future  输出对象的句柄
      */
+    @SuppressWarnings("unchecked")
     public void finishJson(final JsonConvert convert, final CompletableFuture future) {
-        future.whenComplete((v, e) -> {
-            if (e != null) {
-                context.getLogger().log(Level.WARNING, "Servlet occur, forece to close channel. request = " + request, e);
-                finish(500, null);
-                return;
-            }
-            if (v instanceof CharSequence) {
-                finish(v.toString());
-            } else if (v instanceof org.redkale.service.RetResult) {
-                finishJson(convert, (org.redkale.service.RetResult) v);
-            } else {
-                finishJson(convert, v);
-            }
-        });
+        finish(convert, (Type) null, future);
     }
 
     /**
@@ -373,60 +396,88 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
      * @param type    指定的类型
      * @param future  输出对象的句柄
      */
+    @SuppressWarnings("unchecked")
     public void finishJson(final JsonConvert convert, final Type type, final CompletableFuture future) {
-        future.whenComplete((v, e) -> {
-            if (e != null) {
-                context.getLogger().log(Level.WARNING, "Servlet occur, forece to close channel. request = " + request, e);
-                finish(500, null);
-                return;
-            }
-            if (v instanceof CharSequence) {
-                finish(v.toString());
-            } else if (v instanceof HttpResult) {
-                finishJson(convert, (HttpResult) v);
-            } else if (v instanceof org.redkale.service.RetResult) {
-                finishJson(convert, (org.redkale.service.RetResult) v);
-            } else {
-                finishJson(convert, type, v);
-            }
-        });
+        finish(convert, type, future);
     }
 
     /**
-     * 将HttpResult的结果对象以JSON格式输出
+     * 将结果对象输出
      *
-     * @param result HttpResult对象
+     * @param obj 输出对象
      */
-    public void finishJson(final HttpResult result) {
-        finishJson(request.getJsonConvert(), result);
+    @SuppressWarnings("unchecked")
+    public void finish(final Object obj) {
+        finish(request.getJsonConvert(), (Type) null, obj);
     }
 
     /**
-     * 将HttpResult的结果对象以JSON格式输出
+     * 将结果对象输出
      *
-     * @param convert 指定的JsonConvert
-     * @param result  HttpResult对象
+     * @param convert 指定的Convert
+     * @param obj     输出对象
      */
-    public void finishJson(final JsonConvert convert, final HttpResult result) {
-        if (output == null) {
-            finish("");
-            return;
-        }
-        if (result.getContentType() != null) setContentType(result.getContentType());
-        addHeader(result.getHeaders()).addCookie(result.getCookies()).setStatus(result.getStatus() < 1 ? 200 : result.getStatus());
-        if (result.getResult() instanceof File) {
+    @SuppressWarnings("unchecked")
+    public void finish(final Convert convert, final Object obj) {
+        finish(convert, (Type) null, obj);
+    }
+
+    /**
+     * 将结果对象输出
+     *
+     * @param convert 指定的Convert
+     * @param type    指定的类型
+     * @param obj     输出对象
+     */
+    @SuppressWarnings("unchecked")
+    public void finish(final Convert convert, final Type type, final Object obj) {
+        if (obj == null) {
+            finish("null");
+        } else if (obj instanceof CompletableFuture) {
+            ((CompletableFuture) obj).whenComplete((v, e) -> {
+                if (e != null) {
+                    context.getLogger().log(Level.WARNING, "Servlet occur, forece to close channel. request = " + request + ", result is CompletableFuture", (Throwable) e);
+                    finish(500, null);
+                    return;
+                }
+                finish(convert, type, v);
+            });
+        } else if (obj instanceof CharSequence) {
+            finish((String) obj.toString());
+        } else if (obj instanceof byte[]) {
+            finish((byte[]) obj);
+        } else if (obj instanceof ByteBuffer) {
+            finish((ByteBuffer) obj);
+        } else if (obj instanceof ByteBuffer[]) {
+            finish((ByteBuffer[]) obj);
+        } else if (obj instanceof File) {
             try {
-                finish((File) result.getResult());
+                finish((File) obj);
             } catch (IOException e) {
-                getContext().getLogger().log(Level.WARNING, "HttpServlet finishJson HttpResult File occur, forece to close channel. request = " + getRequest(), e);
+                getContext().getLogger().log(Level.WARNING, "HttpServlet finish File occur, forece to close channel. request = " + getRequest(), e);
                 finish(500, null);
             }
-        } else if (result.getResult() instanceof String) {
-            finish((String) result.getResult());
-        } else if (result.getResult() == null) {
-            finish(result.getMessage());
+        } else if (obj instanceof HttpResult) {
+            HttpResult result = (HttpResult) obj;
+            if (result.getContentType() != null) setContentType(result.getContentType());
+            addHeader(result.getHeaders()).addCookie(result.getCookies()).setStatus(result.getStatus() < 1 ? 200 : result.getStatus());
+            if (result.getResult() == null) {
+                finish("");
+            } else {
+                finish(convert, result.getResult());
+            }
         } else {
-            finishJson(result.getResult());
+            if (convert instanceof TextConvert) this.contentType = "text/plain; charset=utf-8";
+            if (this.recycleListener != null) this.output = obj;
+            if (obj instanceof org.redkale.service.RetResult) {
+                org.redkale.service.RetResult ret = (org.redkale.service.RetResult) obj;
+                if (!ret.isSuccess()) {
+                    this.header.addValue("retcode", String.valueOf(ret.getRetcode())).addValue("retinfo", ret.getRetinfo());
+                }
+            }
+            ByteBuffer[] buffers = type == null ? convert.convertTo(context.getBufferSupplier(), obj)
+                : convert.convertTo(context.getBufferSupplier(), type, obj);
+            finish(buffers);
         }
     }
 
@@ -439,6 +490,7 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         if (isClosed()) return;
         if (this.recycleListener != null) this.output = obj;
         if (obj == null || obj.isEmpty()) {
+            this.contentLength = 0;
             final ByteBuffer headbuf = createHeader();
             headbuf.flip();
             super.finish(headbuf);
@@ -602,7 +654,7 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
      * @param attachment 异步回调参数
      * @param handler    异步回调函数
      */
-    public <A> void sendBody(ByteBuffer buffer, A attachment, AsyncHandler<Integer, A> handler) {
+    public <A> void sendBody(ByteBuffer buffer, A attachment, CompletionHandler<Integer, A> handler) {
         if (!this.headsended) {
             if (this.contentLength < 0) this.contentLength = buffer == null ? 0 : buffer.remaining();
             ByteBuffer headbuf = createHeader();
@@ -625,7 +677,7 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
      * @param attachment 异步回调参数
      * @param handler    异步回调函数
      */
-    public <A> void sendBody(ByteBuffer[] buffers, A attachment, AsyncHandler<Integer, A> handler) {
+    public <A> void sendBody(ByteBuffer[] buffers, A attachment, CompletionHandler<Integer, A> handler) {
         if (!this.headsended) {
             if (this.contentLength < 0) {
                 int len = 0;
@@ -704,8 +756,8 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         final String match = request.getHeader("If-None-Match");
         final String etag = (file == null ? 0L : file.lastModified()) + "-" + length;
         if (match != null && etag.equals(match)) {
-            finish304();
-            return;
+            //finish304();
+            //return;
         }
         this.contentLength = length;
         if (filename != null && !filename.isEmpty() && file != null) {
@@ -733,18 +785,20 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         ByteBuffer hbuffer = createHeader();
         hbuffer.flip();
         if (fileBody == null) {
+            if (this.recycleListener != null) this.output = file;
             finishFile(hbuffer, file, start, len);
         } else {
             if (start >= 0) {
                 fileBody.position((int) start);
                 if (len > 0) fileBody.limit((int) (fileBody.position() + len));
             }
+            if (this.recycleListener != null) this.output = fileBody;
             super.finish(hbuffer, fileBody);
         }
     }
 
     private void finishFile(ByteBuffer hbuffer, File file, long offset, long length) throws IOException {
-        this.channel.write(hbuffer, hbuffer, new TransferFileHandler(AsynchronousFileChannel.open(file.toPath(), options, ((HttpContext) context).getExecutor()), offset, length));
+        this.channel.write(hbuffer, hbuffer, new TransferFileHandler(file, offset, length));
     }
 
     private ByteBuffer createHeader() {
@@ -754,7 +808,7 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
 
         buffer.put(("Content-Type: " + (this.contentType == null ? "text/plain; charset=utf-8" : this.contentType) + "\r\n").getBytes());
 
-        if (this.contentLength > 0) {
+        if (this.contentLength >= 0) {
             buffer.put(("Content-Length: " + this.contentLength + "\r\n").getBytes());
         }
         if (!this.request.isKeepAlive()) {
@@ -974,7 +1028,9 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
         this.bufferHandler = bufferHandler;
     }
 
-    protected final class TransferFileHandler implements AsyncHandler<Integer, ByteBuffer> {
+    protected final class TransferFileHandler implements CompletionHandler<Integer, ByteBuffer> {
+
+        private final File file;
 
         private final AsynchronousFileChannel filechannel;
 
@@ -982,48 +1038,68 @@ public class HttpResponse extends Response<HttpContext, HttpRequest> {
 
         private long count;//读取文件的字节数
 
-        private long position = 0;
+        private long readpos = 0;
 
-        private boolean next = false;
+        private boolean hdwrite = true; //写入Header
 
-        private boolean read = true;
+        private boolean read = false;
 
-        public TransferFileHandler(AsynchronousFileChannel channel) {
-            this.filechannel = channel;
-            this.max = -1;
+        public TransferFileHandler(File file) throws IOException {
+            this.file = file;
+            this.filechannel = AsynchronousFileChannel.open(file.toPath(), options, ((HttpContext) context).getExecutor());
+            this.readpos = 0;
+            this.max = file.length();
         }
 
-        public TransferFileHandler(AsynchronousFileChannel channel, long offset, long len) {
-            this.filechannel = channel;
-            this.position = offset <= 0 ? 0 : offset;
-            this.max = len;
+        public TransferFileHandler(File file, long offset, long len) throws IOException {
+            this.file = file;
+            this.filechannel = AsynchronousFileChannel.open(file.toPath(), options, ((HttpContext) context).getExecutor());
+            this.readpos = offset <= 0 ? 0 : offset;
+            this.max = len <= 0 ? file.length() : len;
         }
 
         @Override
         public void completed(Integer result, ByteBuffer attachment) {
-            if (result < 0 || (max > 0 && count >= max)) {
+            //(Utility.now() + "---" + Thread.currentThread().getName() + "-----------" + file + "-------------------result: " + result + ", max = " + max + ", readpos = " + readpos + ", count = " + count + ", " + (hdwrite ? "正在写Header" : (read ? "准备读" : "准备写")));
+            if (result < 0 || count >= max) {
                 failed(null, attachment);
                 return;
             }
+            if (hdwrite && attachment.hasRemaining()) { //Header还没写完
+                channel.write(attachment, attachment, this);
+                return;
+            }
+            if (hdwrite) {
+                //(Utility.now() + "---" + Thread.currentThread().getName() + "-----------" + file + "-------------------Header写入完毕， 准备读取文件.");
+                hdwrite = false;
+                read = true;
+                result = 0;
+            }
+            if (read) {
+                count += result;
+            } else {
+                readpos += result;
+            }
+            if (read && attachment.hasRemaining()) { //Buffer还没写完
+                channel.write(attachment, attachment, this);
+                return;
+            }
+
             if (read) {
                 read = false;
-                if (next) {
-                    position += result;
-                } else {
-                    next = true;
-                }
                 attachment.clear();
-                filechannel.read(attachment, position, attachment, this);
+                filechannel.read(attachment, readpos, attachment, this);
             } else {
                 read = true;
-                if (max > 0) {
-                    count += result;
-                    if (count > max) {
-                        attachment.limit((int) (attachment.position() + max - count));
-                    }
+                if (count > max) {
+                    attachment.limit((int) (attachment.position() + max - count));
                 }
                 attachment.flip();
-                channel.write(attachment, attachment, this);
+                if (attachment.hasRemaining()) {
+                    channel.write(attachment, attachment, this);
+                } else {
+                    failed(null, attachment);
+                }
             }
         }
 

src/org/redkale/net/http/HttpResult.java

@@ -47,6 +47,10 @@ public class HttpResult<T> {
         return this;
     }
 
+    public HttpResult<T> cookie(String name, Serializable value) {
+        return cookie(new HttpCookie(name, String.valueOf(value)));
+    }
+
     public HttpResult<T> cookie(HttpCookie cookie) {
         if (this.cookies == null) this.cookies = new ArrayList<>();
         this.cookies.add(cookie);

src/org/redkale/net/http/HttpServer.java

@@ -10,6 +10,7 @@ import java.net.HttpCookie;
 import java.nio.ByteBuffer;
 import java.util.*;
 import java.util.concurrent.atomic.AtomicLong;
+import java.util.logging.Level;
 import org.redkale.net.*;
 import org.redkale.net.sncp.Sncp;
 import org.redkale.service.Service;
@@ -38,24 +39,21 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
         super.init(config);
     }
 
+    public List<HttpServlet> getHttpServlets() {
+        return this.prepare.getServlets();
+    }
+
+    public List<HttpFilter> getHttpFilters() {
+        return this.prepare.getFilters();
+    }
+
     /**
      * 获取静态资源HttpServlet
      *
      * @return HttpServlet
      */
-    public HttpServlet getResourceServlet() {
-        return ((HttpPrepareServlet) this.prepare).resourceHttpServlet;
-    }
-
-    /**
-     * 删除HttpFilter
-     *
-     * @param filterName HttpFilter名称
-     *
-     * @return HttpFilter
-     */
-    public HttpFilter removeFilter(String filterName) {
-        return (HttpFilter) this.prepare.removeFilter(filterName);
+    public HttpResourceServlet getResourceServlet() {
+        return (HttpResourceServlet) ((HttpPrepareServlet) this.prepare).resourceHttpServlet;
     }
 
     /**
@@ -72,7 +70,7 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
     /**
      * 删除HttpServlet
      *
-     * @param <T> 泛型
+     * @param <T>                    泛型
      * @param websocketOrServletType Class
      *
      * @return HttpServlet
@@ -111,7 +109,7 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
      *
      * @return HttpFilter
      */
-    public <T extends HttpFilter> T removeFilter(Class<T> filterClass) {
+    public <T extends HttpFilter> T removeHttpFilter(Class<T> filterClass) {
         return (T) this.prepare.removeFilter(filterClass);
     }
 
@@ -175,14 +173,15 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
      *
      * @param <S>           WebSocket
      * @param <T>           HttpServlet
+     * @param classLoader   ClassLoader
      * @param webSocketType WebSocket的类型
      * @param prefix        url前缀
      * @param conf          配置信息
      *
      * @return RestServlet
      */
-    public <S extends WebSocket, T extends HttpServlet> T addRestWebSocketServlet(final Class<S> webSocketType, final String prefix, final AnyValue conf) {
-        T servlet = Rest.createRestWebSocketServlet(webSocketType);
+    public <S extends WebSocket, T extends HttpServlet> T addRestWebSocketServlet(final ClassLoader classLoader, final Class<S> webSocketType, final String prefix, final AnyValue conf) {
+        T servlet = Rest.createRestWebSocketServlet(classLoader, webSocketType);
         if (servlet != null) this.prepare.addServlet(servlet, prefix, conf);
         return servlet;
     }
@@ -192,6 +191,7 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
      *
      * @param <S>             Service
      * @param <T>             HttpServlet
+     * @param classLoader     ClassLoader
      * @param service         Service对象
      * @param userType        用户数据类型
      * @param baseServletType RestServlet基类
@@ -199,8 +199,8 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
      *
      * @return RestServlet
      */
-    public <S extends Service, T extends HttpServlet> T addRestServlet(final S service, final Class userType, final Class<T> baseServletType, final String prefix) {
-        return addRestServlet(null, service, userType, baseServletType, prefix);
+    public <S extends Service, T extends HttpServlet> T addRestServlet(final ClassLoader classLoader, final S service, final Class userType, final Class<T> baseServletType, final String prefix) {
+        return addRestServlet(classLoader, null, service, userType, baseServletType, prefix);
     }
 
     /**
@@ -208,6 +208,7 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
      *
      * @param <S>             Service
      * @param <T>             HttpServlet
+     * @param classLoader     ClassLoader
      * @param name            资源名
      * @param service         Service对象
      * @param userType        用户数据类型
@@ -216,7 +217,8 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
      *
      * @return RestServlet
      */
-    public <S extends Service, T extends HttpServlet> T addRestServlet(final String name, final S service, final Class userType, final Class<T> baseServletType, final String prefix) {
+    @SuppressWarnings("unchecked")
+    public <S extends Service, T extends HttpServlet> T addRestServlet(final ClassLoader classLoader, final String name, final S service, final Class userType, final Class<T> baseServletType, final String prefix) {
         T servlet = null;
         final boolean sncp = Sncp.isSncpDyn(service);
         final String resname = name == null ? (sncp ? Sncp.getResourceName(service) : "") : name;
@@ -231,12 +233,11 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
                     break;
                 }
             } catch (NoSuchFieldException | SecurityException e) {
-                System.err.println("serviceType = " + serviceType + ", servletClass = " + item.getClass());
-                e.printStackTrace();
+                logger.log(Level.SEVERE, "serviceType = " + serviceType + ", servletClass = " + item.getClass(), e);
             }
         }
         final boolean first = servlet == null;
-        if (servlet == null) servlet = Rest.createRestServlet(userType, baseServletType, serviceType);
+        if (servlet == null) servlet = Rest.createRestServlet(classLoader, userType, baseServletType, serviceType);
         if (servlet == null) return null; //没有HttpMapping方法的HttpServlet调用Rest.createRestServlet就会返回null 
         try { //若提供动态变更Service服务功能，则改Rest服务无法做出相应更新
             Field field = servlet.getClass().getDeclaredField(Rest.REST_SERVICE_FIELD_NAME);
@@ -280,6 +281,8 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
             });
         final List<String[]> defaultAddHeaders = new ArrayList<>();
         final List<String[]> defaultSetHeaders = new ArrayList<>();
+        boolean autoOptions = false;
+
         HttpCookie defaultCookie = null;
         String remoteAddrHeader = null;
         if (config != null) {
@@ -342,10 +345,15 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
                         defaultCookie.setPath(path);
                     }
                 }
+                AnyValue options = resps == null ? null : resps.getAnyValue("options");
+                autoOptions = options != null && options.getBoolValue("auto", false);
             }
+
         }
         final String[][] addHeaders = defaultAddHeaders.isEmpty() ? null : defaultAddHeaders.toArray(new String[defaultAddHeaders.size()][]);
         final String[][] setHeaders = defaultSetHeaders.isEmpty() ? null : defaultSetHeaders.toArray(new String[defaultSetHeaders.size()][]);
+        final boolean options = autoOptions;
+
         final HttpCookie defCookie = defaultCookie;
         final String addrHeader = remoteAddrHeader;
         AtomicLong createResponseCounter = new AtomicLong();
@@ -353,7 +361,7 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
         ObjectPool<Response> responsePool = HttpResponse.createPool(createResponseCounter, cycleResponseCounter, this.responsePoolSize, null);
         HttpContext httpcontext = new HttpContext(this.serverStartTime, this.logger, executor, rcapacity, bufferPool, responsePool,
             this.maxbody, this.charset, this.address, this.prepare, this.readTimeoutSecond, this.writeTimeoutSecond);
-        responsePool.setCreator((Object... params) -> new HttpResponse(httpcontext, new HttpRequest(httpcontext, addrHeader), addHeaders, setHeaders, defCookie));
+        responsePool.setCreator((Object... params) -> new HttpResponse(httpcontext, new HttpRequest(httpcontext, addrHeader), addHeaders, setHeaders, defCookie, options));
         return httpcontext;
     }
 

src/org/redkale/net/http/HttpServlet.java

@@ -27,9 +27,9 @@ import org.redkale.util.*;
  */
 public class HttpServlet extends Servlet<HttpContext, HttpRequest, HttpResponse> {
 
-    public static final int RET_SERVER_ERROR = 1800_0001;
+    public static final int RET_SERVER_ERROR = 1200_0001;
 
-    public static final int RET_METHOD_ERROR = 1800_0002;
+    public static final int RET_METHOD_ERROR = 1200_0002;
 
     String _prefix = ""; //当前HttpServlet的path前缀
 
@@ -81,6 +81,7 @@ public class HttpServlet extends Servlet<HttpContext, HttpRequest, HttpResponse>
         }
     };
 
+    @SuppressWarnings("unchecked")
     void preInit(HttpContext context, AnyValue config) {
         String path = _prefix == null ? "" : _prefix;
         WebServlet ws = this.getClass().getAnnotation(WebServlet.class);
@@ -214,7 +215,7 @@ public class HttpServlet extends Servlet<HttpContext, HttpRequest, HttpResponse>
         int i = 0;
         for (;;) {
             try {
-                Class.forName(newDynName.replace('/', '.'));
+                Thread.currentThread().getContextClassLoader().loadClass(newDynName.replace('/', '.'));
                 newDynName += "_" + (++i);
             } catch (Throwable ex) {
                 break;

src/org/redkale/net/http/MimeType.java

@@ -76,6 +76,7 @@ public class MimeType {
         contentTypes.put("m3u", "audio/x-mpegurl");
         contentTypes.put("mac", "image/x-macpaint");
         contentTypes.put("man", "application/x-troff-man");
+        contentTypes.put("manifest", "text/cache-manifest");
         contentTypes.put("mathml", "application/mathml+xml");
         contentTypes.put("me", "application/x-troff-me");
         contentTypes.put("mid", "audio/x-midi");

src/org/redkale/net/http/MultiContext.java

@@ -133,17 +133,13 @@ public final class MultiContext {
             has = true;
             if (filenameReg != null && !filenameReg.isEmpty() && !part.getFilename().matches(filenameReg)) continue;
             if (contentTypeReg != null && !contentTypeReg.isEmpty() && !part.getContentType().matches(contentTypeReg)) continue;
-            String name = part.getFilename();
-            int pos = name.lastIndexOf('.');
-            if (pos > 0) {
-                int pos2 = name.lastIndexOf('.', pos - 1);
-                if (pos2 >= 0) pos = pos2;
-            }
-            File file = new File(home, "tmp/redkale_" + System.nanoTime() + (pos > 0 ? name.substring(pos) : name));
-            file.getParentFile().mkdirs();
+            File file = new File(home, "tmp/redkale_" + System.nanoTime() + "/" + part.getFilename());
+            File parent = file.getParentFile();
+            parent.mkdirs();
             boolean rs = part.save(max < 1 ? Long.MAX_VALUE : max, file);
             if (!rs) {
                 file.delete();
+                parent.delete();
             } else {
                 tmpfile = file;
             }
@@ -169,17 +165,13 @@ public final class MultiContext {
         for (MultiPart part : parts()) {
             if (filenameReg != null && !filenameReg.isEmpty() && !part.getFilename().matches(filenameReg)) continue;
             if (contentTypeReg != null && !contentTypeReg.isEmpty() && !part.getContentType().matches(contentTypeReg)) continue;
-            String name = part.getFilename();
-            int pos = name.lastIndexOf('.');
-            if (pos > 0) {
-                int pos2 = name.lastIndexOf('.', pos - 1);
-                if (pos2 >= 0) pos = pos2;
-            }
-            File file = new File(home, "tmp/redkale_" + System.nanoTime() + (pos > 0 ? name.substring(pos) : name));
-            file.getParentFile().mkdirs();
+            File file = new File(home, "tmp/redkale_" + System.nanoTime() + "/" + part.getFilename());
+            File parent = file.getParentFile();
+            parent.mkdirs();
             boolean rs = part.save(max < 1 ? Long.MAX_VALUE : max, file);
             if (!rs) {
                 file.delete();
+                parent.delete();
                 continue;
             }
             if (files == null) files = new ArrayList<>();

src/org/redkale/net/http/Rest.java

@@ -10,6 +10,7 @@ import java.lang.annotation.*;
 import static java.lang.annotation.ElementType.*;
 import static java.lang.annotation.RetentionPolicy.RUNTIME;
 import java.lang.reflect.*;
+import java.nio.channels.CompletionHandler;
 import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import javax.annotation.Resource;
@@ -17,7 +18,8 @@ import jdk.internal.org.objectweb.asm.*;
 import static jdk.internal.org.objectweb.asm.ClassWriter.COMPUTE_FRAMES;
 import static jdk.internal.org.objectweb.asm.Opcodes.*;
 import jdk.internal.org.objectweb.asm.Type;
-import org.redkale.convert.json.JsonConvert;
+import org.redkale.convert.Convert;
+import org.redkale.convert.json.*;
 import org.redkale.service.*;
 import org.redkale.util.*;
 import org.redkale.source.Flipper;
@@ -29,12 +31,15 @@ import org.redkale.source.Flipper;
  *
  * @author zhangjx
  */
+@SuppressWarnings("unchecked")
 public final class Rest {
 
     public static final String REST_HEADER_RESOURCE_NAME = "rest-resource-name";
 
     static final String REST_SERVICE_FIELD_NAME = "_redkale_service";
 
+    static final String REST_JSONCONVERT_FIELD_PREFIX = "_redkale_jsonconvert_";
+
     static final String REST_SERVICEMAP_FIELD_NAME = "_redkale_servicemap"; //如果只有name=""的Service资源，则实例中_servicemap必须为null
 
     private static final String REST_PARAMTYPES_FIELD_NAME = "_redkale_paramtypes"; //存在泛型的参数数组 Type[][] 第1维度是方法的下标， 第二维度是参数的下标
@@ -90,7 +95,16 @@ public final class Rest {
             return new MethodVisitor(Opcodes.ASM5) {
                 @Override
                 public void visitLocalVariable(String name, String description, String signature, Label start, Label end, int index) {
-                    if (index > 0) fieldnames.add(name);
+                    if (index < 1) return;
+                    int size = fieldnames.size();
+                    //index并不会按顺序执行的
+                    if (index > size) {
+                        for (int i = size; i < index; i++) {
+                            fieldnames.add(" ");
+                        }
+                        fieldnames.set(index - 1, name);
+                    }
+                    fieldnames.set(index - 1, name);
                 }
             };
         }
@@ -109,13 +123,40 @@ public final class Rest {
         }
     }
 
-    static String getWebModuleName(Class<? extends Service> serviceType) {
+    static JsonConvert createJsonConvert(RestConvert[] converts) {
+        if (converts == null || converts.length < 1) return JsonConvert.root();
+        final JsonFactory childFactory = JsonFactory.root().createChild();
+        List<Class> types = new ArrayList<>();
+        for (RestConvert rc : converts) {
+            if (types.contains(rc.type())) throw new RuntimeException("@RestConvert type(" + rc.type() + ") repeat");
+            if (rc.skipIgnore()) {
+                childFactory.registerSkipIgnore(rc.type());
+                childFactory.reloadCoder(rc.type());
+            } else {
+                childFactory.register(rc.type(), false, rc.convertColumns());
+                childFactory.register(rc.type(), true, rc.ignoreColumns());
+                childFactory.reloadCoder(rc.type());
+            }
+            types.add(rc.type());
+            childFactory.tiny(rc.tiny());
+        }
+        return childFactory.getConvert();
+    }
+
+    static String getWebModuleNameLowerCase(Class<? extends Service> serviceType) {
         final RestService controller = serviceType.getAnnotation(RestService.class);
         if (controller == null) return serviceType.getSimpleName().replaceAll("Service.*$", "").toLowerCase();
         if (controller.ignore()) return null;
         return (!controller.name().isEmpty()) ? controller.name() : serviceType.getSimpleName().replaceAll("Service.*$", "").toLowerCase();
     }
 
+    static String getWebModuleName(Class<? extends Service> serviceType) {
+        final RestService controller = serviceType.getAnnotation(RestService.class);
+        if (controller == null) return serviceType.getSimpleName().replaceAll("Service.*$", "");
+        if (controller.ignore()) return null;
+        return (!controller.name().isEmpty()) ? controller.name() : serviceType.getSimpleName().replaceAll("Service.*$", "");
+    }
+
     static boolean isRestDyn(HttpServlet servlet) {
         return servlet.getClass().getAnnotation(RestDyn.class) != null;
     }
@@ -142,7 +183,7 @@ public final class Rest {
         }
     }
 
-    static <T extends HttpServlet> T createRestWebSocketServlet(final Class<? extends WebSocket> webSocketType) {
+    static <T extends HttpServlet> T createRestWebSocketServlet(final ClassLoader classLoader, final Class<? extends WebSocket> webSocketType) {
         if (webSocketType == null) throw new RuntimeException("Rest WebSocket Class is null on createRestWebSocketServlet");
         if (Modifier.isAbstract(webSocketType.getModifiers())) throw new RuntimeException("Rest WebSocket Class(" + webSocketType + ") cannot abstract on createRestWebSocketServlet");
         if (Modifier.isFinal(webSocketType.getModifiers())) throw new RuntimeException("Rest WebSocket Class(" + webSocketType + ") cannot final on createRestWebSocketServlet");
@@ -156,21 +197,25 @@ public final class Rest {
             }
         }
         if (!valid) throw new RuntimeException("Rest WebSocket Class(" + webSocketType + ") must have public or protected Constructor on createRestWebSocketServlet");
-
+        final String rwsname = ResourceFactory.formatResourceName(rws.name());
         if (!checkName(rws.catalog())) throw new RuntimeException(webSocketType.getName() + " have illeal " + RestWebSocket.class.getSimpleName() + ".catalog, only 0-9 a-z A-Z _ cannot begin 0-9");
-        if (!checkName(rws.name())) throw new RuntimeException(webSocketType.getName() + " have illeal " + RestWebSocket.class.getSimpleName() + ".name, only 0-9 a-z A-Z _ cannot begin 0-9");
+        if (!checkName(rwsname)) throw new RuntimeException(webSocketType.getName() + " have illeal " + RestWebSocket.class.getSimpleName() + ".name, only 0-9 a-z A-Z _ cannot begin 0-9");
 
         //----------------------------------------------------------------------------------------
         final Set<Field> resourcesFieldSet = new LinkedHashSet<>();
+        final ClassLoader loader = classLoader == null ? Thread.currentThread().getContextClassLoader() : classLoader;
+        final Set<String> resourcesFieldNameSet = new HashSet<>();
         Class clzz = webSocketType;
         do {
-            for (Field field : webSocketType.getDeclaredFields()) {
+            for (Field field : clzz.getDeclaredFields()) {
                 if (field.getAnnotation(Resource.class) == null) continue;
-                if (Modifier.isStatic(webSocketType.getModifiers())) throw new RuntimeException(field + " cannot static on createRestWebSocketServlet");
-                if (Modifier.isFinal(webSocketType.getModifiers())) throw new RuntimeException(field + " cannot final on createRestWebSocketServlet");
-                if (!Modifier.isPublic(webSocketType.getModifiers()) && !Modifier.isProtected(webSocketType.getModifiers())) {
+                if (resourcesFieldNameSet.contains(field.getName())) continue;
+                if (Modifier.isStatic(field.getModifiers())) throw new RuntimeException(field + " cannot static on createRestWebSocketServlet");
+                if (Modifier.isFinal(field.getModifiers())) throw new RuntimeException(field + " cannot final on createRestWebSocketServlet");
+                if (!Modifier.isPublic(field.getModifiers()) && !Modifier.isProtected(field.getModifiers())) {
                     throw new RuntimeException(field + " must be public or protected on createRestWebSocketServlet");
                 }
+                resourcesFieldNameSet.add(field.getName());
                 resourcesFieldSet.add(field);
             }
         } while ((clzz = clzz.getSuperclass()) != Object.class);
@@ -216,7 +261,6 @@ public final class Rest {
         final String newDynConsumerSimpleName = "_DynRestOnMessageConsumer";
         final String newDynConsumerFullName = newDynName + "$" + newDynConsumerSimpleName;
         //----------------------------------------------------------------------------------------
-        ClassLoader loader = Rest.class.getClassLoader();
 
         ClassWriter cw = new ClassWriter(COMPUTE_FRAMES);
         FieldVisitor fv;
@@ -230,7 +274,7 @@ public final class Rest {
             av0.visitEnd();
         }
         { //注入 @WebServlet 注解
-            String urlpath = (rws.catalog().isEmpty() ? "/" : ("/" + rws.catalog() + "/")) + rws.name();
+            String urlpath = (rws.catalog().isEmpty() ? "/" : ("/" + rws.catalog() + "/")) + rwsname;
             av0 = cw.visitAnnotation(webServletDesc, true);
             {
                 AnnotationVisitor av1 = av0.visitArray("value");
@@ -269,25 +313,36 @@ public final class Rest {
                 fv.visitEnd();
             }
         }
-        { //构造函数 
+        { //_DynWebSocketServlet构造函数 
             mv = new AsmMethodVisitor(cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null));
             mv.visitVarInsn(ALOAD, 0);
             mv.visitMethodInsn(INVOKESPECIAL, supDynName, "<init>", "()V", false);
             mv.visitVarInsn(ALOAD, 0);
             mv.visitLdcInsn(Type.getObjectType(newDynName + "$" + newDynWebSokcetSimpleName + "Message"));
             mv.visitFieldInsn(PUTFIELD, newDynName, "messageTextType", "Ljava/lang/reflect/Type;");
+
             mv.visitVarInsn(ALOAD, 0);
-            if (rws.liveinterval() < 6) {
-                mv.visitInsn(ICONST_0 + rws.liveinterval());
-            } else {
-                mv.visitIntInsn(BIPUSH, rws.liveinterval());
-            }
+            pushInt(mv, rws.liveinterval());
             mv.visitFieldInsn(PUTFIELD, newDynName, "liveinterval", "I");
+
+            mv.visitVarInsn(ALOAD, 0);
+            pushInt(mv, rws.wsmaxconns());
+            mv.visitFieldInsn(PUTFIELD, newDynName, "wsmaxconns", "I");
+
+            mv.visitVarInsn(ALOAD, 0);
+            pushInt(mv, rws.wsmaxbody());
+            mv.visitFieldInsn(PUTFIELD, newDynName, "wsmaxbody", "I");
+
             mv.visitVarInsn(ALOAD, 0);
             mv.visitInsn(rws.single() ? ICONST_1 : ICONST_0);
             mv.visitFieldInsn(PUTFIELD, newDynName, "single", "Z");
+
+            mv.visitVarInsn(ALOAD, 0);
+            mv.visitInsn(rws.anyuser() ? ICONST_1 : ICONST_0);
+            mv.visitFieldInsn(PUTFIELD, newDynName, "anyuser", "Z");
+
             mv.visitInsn(RETURN);
-            mv.visitMaxs(2, 1);
+            mv.visitMaxs(3, 1);
             mv.visitEnd();
         }
         { //createWebSocket 方法
@@ -312,6 +367,13 @@ public final class Rest {
             mv.visitMaxs(2, 1);
             mv.visitEnd();
         }
+        { //resourceName
+            mv = new AsmMethodVisitor(cw.visitMethod(ACC_PUBLIC, "resourceName", "()Ljava/lang/String;", null, null));
+            mv.visitLdcInsn(rwsname);
+            mv.visitInsn(ARETURN);
+            mv.visitMaxs(1, 1);
+            mv.visitEnd();
+        }
 
         RestClassLoader newLoader = new RestClassLoader(loader);
 
@@ -514,7 +576,7 @@ public final class Rest {
         }
     }
 
-    static <T extends HttpServlet> T createRestServlet(final Class userType0, final Class<T> baseServletType, final Class<? extends Service> serviceType) {
+    static <T extends HttpServlet> T createRestServlet(final ClassLoader classLoader, final Class userType0, final Class<T> baseServletType, final Class<? extends Service> serviceType) {
         if (baseServletType == null || serviceType == null) throw new RuntimeException(" Servlet or Service is null Class on createRestServlet");
         if (!HttpServlet.class.isAssignableFrom(baseServletType)) throw new RuntimeException(baseServletType + " is not HttpServlet Class on createRestServlet");
         int mod = baseServletType.getModifiers();
@@ -525,6 +587,9 @@ public final class Rest {
         final String webServletDesc = Type.getDescriptor(WebServlet.class);
         final String reqDesc = Type.getDescriptor(HttpRequest.class);
         final String respDesc = Type.getDescriptor(HttpResponse.class);
+        final String convertDesc = Type.getDescriptor(Convert.class);
+        final String typeDesc = Type.getDescriptor(java.lang.reflect.Type.class);
+        final String jsonConvertDesc = Type.getDescriptor(JsonConvert.class);
         final String retDesc = Type.getDescriptor(RetResult.class);
         final String futureDesc = Type.getDescriptor(CompletableFuture.class);
         final String flipperDesc = Type.getDescriptor(Flipper.class);
@@ -547,11 +612,12 @@ public final class Rest {
         final String supDynName = baseServletType.getName().replace('.', '/');
         final RestService controller = serviceType.getAnnotation(RestService.class);
         if (controller != null && controller.ignore()) throw new RuntimeException(serviceType + " is ignore Rest Service Class"); //标记为ignore=true不创建Servlet
-        ClassLoader loader = Rest.class.getClassLoader();
+        ClassLoader loader = classLoader == null ? Thread.currentThread().getContextClassLoader() : classLoader;
         String newDynName = serviceTypeInternalName.substring(0, serviceTypeInternalName.lastIndexOf('/') + 1) + "_Dyn" + serviceType.getSimpleName().replaceAll("Service.*$", "") + "RestServlet";
 
         //------------------------------------------------------------------------------
-        final String defmodulename = getWebModuleName(serviceType);
+        final String defmodulename = getWebModuleNameLowerCase(serviceType);
+        final String bigmodulename = getWebModuleName(serviceType);
         final String catalog = controller == null ? "" : controller.catalog();
         if (!checkName(catalog)) throw new RuntimeException(serviceType.getName() + " have illeal " + RestService.class.getSimpleName() + ".catalog, only 0-9 a-z A-Z _ cannot begin 0-9");
         if (!checkName(defmodulename)) throw new RuntimeException(serviceType.getName() + " have illeal " + RestService.class.getSimpleName() + ".value, only 0-9 a-z A-Z _ cannot begin 0-9");
@@ -654,7 +720,7 @@ public final class Rest {
             if (ignore) continue;
             paramtypes.add(method.getGenericParameterTypes());
             if (mappings.length == 0) { //没有Mapping，设置一个默认值
-                MappingEntry entry = new MappingEntry(methodidex, null, defmodulename, method);
+                MappingEntry entry = new MappingEntry(methodidex, null, bigmodulename, method);
                 if (entrys.contains(entry)) throw new RuntimeException(serviceType.getName() + " on " + method.getName() + " 's mapping(" + entry.name + ") is repeat");
                 entrys.add(entry);
             } else {
@@ -667,11 +733,11 @@ public final class Rest {
             methodidex++;
         }
         if (entrys.isEmpty()) return null; //没有可HttpMapping的方法
-
         //将每个Service可转换的方法生成HttpServlet对应的HttpMapping方法
         final Map<String, List<String>> asmParamMap = MethodParamClassVisitor.getMethodParamNames(serviceType);
         final Map<String, java.lang.reflect.Type> bodyTypes = new HashMap<>();
 
+        final List<RestConvert[]> restConverts = new ArrayList<>();
         for (final MappingEntry entry : entrys) {
             RestUploadFile mupload = null;
             Class muploadType = null;
@@ -680,6 +746,9 @@ public final class Rest {
             final String methodDesc = Type.getMethodDescriptor(method);
             final Parameter[] params = method.getParameters();
 
+            final RestConvert[] rcs = method.getAnnotationsByType(RestConvert.class);
+            if (rcs != null && rcs.length > 0) restConverts.add(rcs);
+
             mv = new AsmMethodVisitor(cw.visitMethod(ACC_PUBLIC, entry.name, "(" + reqDesc + respDesc + ")V", null, new String[]{"java/io/IOException"}));
             //mv.setDebug(true);
             mv.debugLine();
@@ -725,6 +794,7 @@ public final class Rest {
 
                 RestHeader annhead = param.getAnnotation(RestHeader.class);
                 if (annhead != null) {
+                    if (ptype != String.class) throw new RuntimeException("@RestHeader must on String Parameter in " + method);
                     n = annhead.name();
                     radix = annhead.radix();
                     comment = annhead.comment();
@@ -801,7 +871,7 @@ public final class Rest {
                     } else if (ptype == Flipper.class) {
                         n = "flipper";
                     } else {
-                        n = ("bean" + i);
+                        throw new RuntimeException("Parameter " + param.getName() + " not found name by @RestParam  in " + method);
                     }
                 }
                 if (annhead == null && anncookie == null && annaddr == null && annbody == null && annfile == null
@@ -809,7 +879,7 @@ public final class Rest {
                     if (ptype.isPrimitive() || ptype == String.class) n = "#";
                 }
                 if (annhead == null && anncookie == null && annsid == null && annaddr == null && annbody == null && annfile == null
-                    && !ptype.isPrimitive() && ptype != String.class && ptype != Flipper.class && !AsyncHandler.class.isAssignableFrom(ptype)
+                    && !ptype.isPrimitive() && ptype != String.class && ptype != Flipper.class && !CompletionHandler.class.isAssignableFrom(ptype)
                     && !ptype.getName().startsWith("java") && n.charAt(0) != '#' && !"&".equals(n)) { //判断Json对象是否包含@RestUploadFile
                     Class loop = ptype;
                     do {
@@ -839,7 +909,7 @@ public final class Rest {
                     }
                 }
                 av0 = mv.visitAnnotation(mappingDesc, true);
-                String url = "/" + defmodulename.toLowerCase() + "/" + entry.name + (reqpath ? "/" : "");
+                String url = (catalog.isEmpty() ? "/" : ("/" + catalog + "/")) + defmodulename + "/" + entry.name + (reqpath ? "/" : "");
                 av0.visit("url", url);
                 av0.visit("auth", entry.auth);
                 av0.visit("cacheseconds", entry.cacheseconds);
@@ -946,17 +1016,17 @@ public final class Rest {
 
                 paramMap.put("name", pname);
                 paramMap.put("type", ptype.getName());
-                if (AsyncHandler.class.isAssignableFrom(ptype)) { //HttpResponse.createAsyncHandler() or HttpResponse.createAsyncHandler(Class)
-                    if (ptype == AsyncHandler.class) {
+                if (CompletionHandler.class.isAssignableFrom(ptype)) { //HttpResponse.createAsyncHandler() or HttpResponse.createAsyncHandler(Class)
+                    if (ptype == CompletionHandler.class) {
                         mv.visitVarInsn(ALOAD, 2);
-                        mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "createAsyncHandler", "()Lorg/redkale/util/AsyncHandler;", false);
+                        mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "createAsyncHandler", "()Ljava/nio/channels/CompletionHandler;", false);
                         mv.visitVarInsn(ASTORE, maxLocals);
                         varInsns.add(new int[]{ALOAD, maxLocals});
                     } else {
                         mv.visitVarInsn(ALOAD, 3);
                         mv.visitVarInsn(ALOAD, 2);
                         mv.visitLdcInsn(Type.getType(Type.getDescriptor(ptype)));
-                        mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "createAsyncHandler", "(Ljava/lang/Class;)Lorg/redkale/util/AsyncHandler;", false);
+                        mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "createAsyncHandler", "(Ljava/lang/Class;)Ljava/nio/channels/CompletionHandler;", false);
                         mv.visitTypeInsn(CHECKCAST, ptype.getName().replace('.', '/'));
                         mv.visitVarInsn(ASTORE, maxLocals);
                         varInsns.add(new int[]{ALOAD, maxLocals});
@@ -1240,11 +1310,7 @@ public final class Rest {
                     } else {
                         mv.visitVarInsn(ALOAD, 0);
                         mv.visitFieldInsn(GETFIELD, newDynName, REST_PARAMTYPES_FIELD_NAME, "[[Ljava/lang/reflect/Type;");
-                        if (entry.methodidx <= 5) {  //方法下标
-                            mv.visitInsn(ICONST_0 + entry.methodidx);
-                        } else {
-                            mv.visitIntInsn(BIPUSH, entry.methodidx);
-                        }
+                        pushInt(mv, entry.methodidx);//方法下标
                         mv.visitInsn(AALOAD);
                         int paramidx = 0;
                         for (int i = 0; i < params.length; i++) {
@@ -1253,11 +1319,7 @@ public final class Rest {
                                 break;
                             }
                         }
-                        if (paramidx <= 5) {  //参数下标
-                            mv.visitInsn(ICONST_0 + paramidx);
-                        } else {
-                            mv.visitIntInsn(BIPUSH, paramidx);
-                        }
+                        pushInt(mv, paramidx); //参数下标
                         mv.visitInsn(AALOAD);
                     }
                     mv.visitLdcInsn(pname);
@@ -1292,7 +1354,7 @@ public final class Rest {
                             if (ru != null && field.getType() != byte[].class && field.getType() != File.class && field.getType() != File[].class) {
                                 throw new RuntimeException("@RestUploadFile must on byte[] or File or File[] Field in " + field);
                             }
-                            
+
                             if (ri != null && field.getType() != String.class) throw new RuntimeException("@RestURI must on String Field in " + field);
                             org.redkale.util.Attribute attr = org.redkale.util.Attribute.create(loop, field);
                             String attrFieldName;
@@ -1485,20 +1547,6 @@ public final class Rest {
                 mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finish", "(Ljava/io/File;)V", false);
                 mv.visitInsn(RETURN);
                 maxLocals++;
-            } else if (RetResult.class.isAssignableFrom(returnType)) {
-                mv.visitVarInsn(ASTORE, maxLocals);
-                mv.visitVarInsn(ALOAD, 2); //response
-                mv.visitVarInsn(ALOAD, maxLocals);
-                mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finishJson", "(" + retDesc + ")V", false);
-                mv.visitInsn(RETURN);
-                maxLocals++;
-            } else if (HttpResult.class.isAssignableFrom(returnType)) {
-                mv.visitVarInsn(ASTORE, maxLocals);
-                mv.visitVarInsn(ALOAD, 2); //response
-                mv.visitVarInsn(ALOAD, maxLocals);
-                mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finishJson", "(" + httprsDesc + ")V", false);
-                mv.visitInsn(RETURN);
-                maxLocals++;
             } else if (Number.class.isAssignableFrom(returnType) || CharSequence.class.isAssignableFrom(returnType)) {   //returnType == String.class 必须放在前面
                 mv.visitVarInsn(ASTORE, maxLocals);
                 mv.visitVarInsn(ALOAD, 2); //response
@@ -1507,18 +1555,18 @@ public final class Rest {
                 mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finish", "(Ljava/lang/String;)V", false);
                 mv.visitInsn(RETURN);
                 maxLocals++;
-            } else if (CompletableFuture.class.isAssignableFrom(returnType)) {
-                mv.visitVarInsn(ASTORE, maxLocals);
-                mv.visitVarInsn(ALOAD, 2);//response
-                mv.visitVarInsn(ALOAD, maxLocals);
-                mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finishJson", "(" + futureDesc + ")V", false);
-                mv.visitInsn(RETURN);
-                maxLocals++;
             } else {
                 mv.visitVarInsn(ASTORE, maxLocals);
                 mv.visitVarInsn(ALOAD, 2); //response
-                mv.visitVarInsn(ALOAD, maxLocals);
-                mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finishJson", "(Ljava/lang/Object;)V", false);
+                if (rcs != null && rcs.length > 0) {
+                    mv.visitVarInsn(ALOAD, 0);
+                    mv.visitFieldInsn(GETFIELD, newDynName, REST_JSONCONVERT_FIELD_PREFIX + restConverts.size(), jsonConvertDesc);
+                    mv.visitVarInsn(ALOAD, maxLocals);
+                    mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finish", "(" + convertDesc + "Ljava/lang/Object;)V", false);
+                } else {
+                    mv.visitVarInsn(ALOAD, maxLocals);
+                    mv.visitMethodInsn(INVOKEVIRTUAL, respInternalName, "finish", "(Ljava/lang/Object;)V", false);
+                }
                 mv.visitInsn(RETURN);
                 maxLocals++;
             }
@@ -1537,6 +1585,11 @@ public final class Rest {
             fv.visitEnd();
         }
 
+        for (int i = 1; i <= restConverts.size(); i++) {
+            fv = cw.visitField(ACC_PRIVATE, REST_JSONCONVERT_FIELD_PREFIX + i, jsonConvertDesc, null, null);
+            fv.visitEnd();
+        }
+
         //classMap.put("mappings", mappingMaps); //不显示太多信息
         { //toString函数
             mv = new AsmMethodVisitor(cw.visitMethod(ACC_PUBLIC, "toString", "()Ljava/lang/String;", null, null));
@@ -1561,6 +1614,11 @@ public final class Rest {
                 genField.setAccessible(true);
                 genField.set(obj, en.getValue());
             }
+            for (int i = 0; i < restConverts.size(); i++) {
+                Field genField = newClazz.getDeclaredField(REST_JSONCONVERT_FIELD_PREFIX + (i + 1));
+                genField.setAccessible(true);
+                genField.set(obj, createJsonConvert(restConverts.get(i)));
+            }
             Field typesfield = newClazz.getDeclaredField(REST_PARAMTYPES_FIELD_NAME);
             typesfield.setAccessible(true);
             java.lang.reflect.Type[][] paramtypeArray = new java.lang.reflect.Type[paramtypes.size()][];
@@ -1584,6 +1642,30 @@ public final class Rest {
         return true;
     }
 
+    private static void pushInt(AsmMethodVisitor mv, int num) {
+        if (num < 6) {
+            mv.visitInsn(ICONST_0 + num);
+        } else if (num <= Byte.MAX_VALUE) {
+            mv.visitIntInsn(BIPUSH, num);
+        } else if (num <= Short.MAX_VALUE) {
+            mv.visitIntInsn(SIPUSH, num);
+        } else {
+            mv.visitLdcInsn(num);
+        }
+    }
+
+    private static void pushInt(MethodVisitor mv, int num) {
+        if (num < 6) {
+            mv.visitInsn(ICONST_0 + num);
+        } else if (num <= Byte.MAX_VALUE) {
+            mv.visitIntInsn(BIPUSH, num);
+        } else if (num <= Short.MAX_VALUE) {
+            mv.visitIntInsn(SIPUSH, num);
+        } else {
+            mv.visitLdcInsn(num);
+        }
+    }
+
     private static class RestClassLoader extends ClassLoader {
 
         public RestClassLoader(ClassLoader parent) {
@@ -1611,10 +1693,10 @@ public final class Rest {
             if (mapping == null) mapping = DEFAULT__MAPPING;
             this.methodidx = methodidx;
             this.ignore = mapping.ignore();
-            String n = mapping.name().toLowerCase();
+            String n = mapping.name();
             if (n.isEmpty()) {
-                String t = method.getName().toLowerCase();
-                int pos = t.indexOf(defmodulename.toLowerCase());
+                String t = method.getName();
+                int pos = t.indexOf(defmodulename);
                 n = pos > 0 ? t.substring(0, pos) : t;
             }
             this.name = n;

src/org/redkale/net/http/RestConvert.java

@@ -0,0 +1,45 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.net.http;
+
+import java.lang.annotation.*;
+import static java.lang.annotation.ElementType.*;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+/**
+ * 只能依附在Service实现类的public方法上, 当方法的返回值以JSON输出时对指定类型的转换设定。  <br>
+ *
+ * <p>
+ * 详情见: https://redkale.org
+ *
+ * @author zhangjx
+ */
+@Inherited
+@Documented
+@Target({METHOD})
+@Retention(RUNTIME)
+@Repeatable(RestConvert.RestConverts.class)
+public @interface RestConvert {
+
+    boolean tiny() default true;
+
+    boolean skipIgnore() default false;
+
+    Class type();
+
+    String[] ignoreColumns() default {};
+
+    String[] convertColumns() default {};
+
+    @Inherited
+    @Documented
+    @Target({METHOD})
+    @Retention(RUNTIME)
+    @interface RestConverts {
+
+        RestConvert[] value();
+    }
+}

src/org/redkale/net/http/RestHttpServlet.java

@@ -1,26 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.net.http;
-
-import java.io.*;
-
-/**
- * 使用 RestServlet 代替
- *
- * 详情见: https://redkale.org
- *
- * @author zhangjx
- * @deprecated
- * @param <T> 当前用户对象类型
- */
-@Deprecated
-public class RestHttpServlet<T> extends HttpServlet {
-
-    protected T currentUser(HttpRequest req) throws IOException {
-        return null;
-    }
-
-}

src/org/redkale/net/http/RestOutput.java

@@ -1,104 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.net.http;
-
-import java.io.Serializable;
-import java.net.HttpCookie;
-import java.util.*;
-
-/**
- * 使用 HttpResult 代替
- *
- * <p>
- * 详情见: https://redkale.org
- *
- * @deprecated
- * @author zhangjx
- * @param <T> 结果对象的类型
- */
-@Deprecated
-public class RestOutput<T> {
-
-    private Map<String, String> headers;
-
-    private List<HttpCookie> cookies;
-
-    private String contentType;
-
-    private T result;
-
-    private int status = 0; //不设置则为 200
-
-    private String message;
-
-    public RestOutput() {
-    }
-
-    public RestOutput(T result) {
-        this.result = result;
-    }
-
-    public RestOutput<T> addHeader(String name, Serializable value) {
-        if (this.headers == null) this.headers = new HashMap<>();
-        this.headers.put(name, String.valueOf(value));
-        return this;
-    }
-
-    public RestOutput<T> addCookie(HttpCookie cookie) {
-        if (this.cookies == null) this.cookies = new ArrayList<>();
-        this.cookies.add(cookie);
-        return this;
-    }
-
-    public Map<String, String> getHeaders() {
-        return headers;
-    }
-
-    public void setHeaders(Map<String, String> headers) {
-        this.headers = headers;
-    }
-
-    public List<HttpCookie> getCookies() {
-        return cookies;
-    }
-
-    public void setCookies(List<HttpCookie> cookies) {
-        this.cookies = cookies;
-    }
-
-    public String getContentType() {
-        return contentType;
-    }
-
-    public void setContentType(String contentType) {
-        this.contentType = contentType;
-    }
-
-    public T getResult() {
-        return result;
-    }
-
-    public void setResult(T result) {
-        this.result = result;
-    }
-
-    public int getStatus() {
-        return status;
-    }
-
-    public void setStatus(int status) {
-        this.status = status;
-    }
-
-    public String getMessage() {
-        return message;
-    }
-
-    public void setMessage(String message) {
-        this.message = message;
-    }
-
-}

src/org/redkale/net/http/RestWebSocket.java

@@ -12,6 +12,7 @@ import static java.lang.annotation.RetentionPolicy.RUNTIME;
 /**
  * 只能依附在WebSocket类上，name默认为Service的类名小写并去掉Service字样及后面的字符串 (如HelloWebSocket/HelloWebSocketImpl，的默认路径为 hello)。 <br>
  * <b>注意: </b> 被标记&#64;RestWebSocket的WebSocket不能被修饰为abstract或final，且其内部标记为&#64;Resource的字段只能是protected或public，且必须要有一个protected或public的空参数构造函数。 <br>
+ * name值支持含{system.property.xxx}模式
  * <p>
  * 详情见: https://redkale.org
  *
@@ -37,6 +38,13 @@ public @interface RestWebSocket {
      */
     String catalog() default "";
 
+    /**
+     * 是否为二进制消息, 默认为文本消息
+     *
+     * @return boolean
+     */
+    boolean binary() default false;
+
     /**
      * 是否单用户单连接, 默认单用户单连接
      *
@@ -45,11 +53,32 @@ public @interface RestWebSocket {
     boolean single() default true;
 
     /**
-     * WebScoket服务器给客户端进行ping操作的间隔时间, 单位: 秒， 默认值：60秒
+     * WebSocket.createUserid返回的值是否不能表示户登录态
+     *
+     * @return 默认false
+     */
+    boolean anyuser() default false;
+
+    /**
+     * WebScoket服务器给客户端进行ping操作的间隔时间, 单位: 秒， 默认值：15秒
      *
      * @return int
      */
-    int liveinterval() default 60;
+    int liveinterval() default WebSocketServlet.DEFAILT_LIVEINTERVAL;
+
+    /**
+     * 最大连接数, 小于1表示无限制
+     *
+     * @return 最大连接数
+     */
+    int wsmaxconns() default 0;
+
+    /**
+     * 最大消息体长度, 小于1表示无限制
+     *
+     * @return 最大消息体长度
+     */
+    int wsmaxbody() default 16 * 1024;
 
     /**
      * 是否屏蔽该类的转换

src/org/redkale/net/http/WebSocket.java

@@ -8,30 +8,25 @@ package org.redkale.net.http;
 import org.redkale.net.http.WebSocketPacket.FrameType;
 import java.io.*;
 import java.net.*;
+import java.nio.ByteBuffer;
 import java.util.*;
 import java.util.concurrent.*;
+import java.util.function.Supplier;
+import java.util.logging.*;
 import java.util.stream.Stream;
-import org.redkale.convert.json.JsonConvert;
-import org.redkale.net.*;
+import org.redkale.convert.Convert;
 import org.redkale.util.Comment;
 
 /**
  * <blockquote><pre>
  * 一个WebSocket连接对应一个WebSocket实体，即一个WebSocket会绑定一个TCP连接。
- * WebSocket 有两种模式:
- *  1) 普通模式: 协议上符合HTML5规范, 其流程顺序如下:
+ * 协议上符合HTML5规范, 其流程顺序如下:
  *      1.1 onOpen 若返回null，视为WebSocket的连接不合法，强制关闭WebSocket连接；通常用于判断登录态。
  *      1.2 createUserid 若返回null，视为WebSocket的连接不合法，强制关闭WebSocket连接；通常用于判断用户权限是否符合。
  *      1.3 onConnected WebSocket成功连接后在准备接收数据前回调此方法。
  *      1.4 onMessage/onFragment+ WebSocket接收到消息后回调此消息类方法。
  *      1.5 onClose WebSocket被关闭后回调此方法。
  *  普通模式下 以上方法都应该被重载。
- *
- *  2) 原始二进制模式: 此模式有别于HTML5规范，可以视为原始的TCP连接。通常用于音频视频通讯场景。其流程顺序如下:
- *      2.1 onOpen 若返回null，视为WebSocket的连接不合法，强制关闭WebSocket连接；通常用于判断登录态。
- *      2.2 createWebSocketid 若返回null，视为WebSocket的连接不合法，强制关闭WebSocket连接；通常用于判断用户权限是否符合。
- *      2.3 onRead WebSocket成功连接后回调此方法， 由此方法处理原始的TCP连接， 需要业务代码去控制WebSocket的关闭。
- *  二进制模式下 以上方法都应该被重载。
  * </pre></blockquote>
  * <p>
  * 详情见: https://redkale.org
@@ -42,6 +37,9 @@ import org.redkale.util.Comment;
  */
 public abstract class WebSocket<G extends Serializable, T> {
 
+    @Comment("强制关闭结果码")
+    public static final int CLOSECODE_FORCED = 1;
+
     @Comment("消息不合法")
     public static final int RETCODE_SEND_ILLPACKET = 1 << 1; //2
 
@@ -66,6 +64,9 @@ public abstract class WebSocket<G extends Serializable, T> {
     @Comment("WebSocket已离线")
     public static final int RETCODE_WSOFFLINE = 1 << 8; //256
 
+    @Comment("WebSocket将延迟发送")
+    public static final int RETCODE_DEAYSEND = 1 << 9; //512
+
     WebSocketRunner _runner; //不可能为空 
 
     WebSocketEngine _engine; //不可能为空 
@@ -78,24 +79,34 @@ public abstract class WebSocket<G extends Serializable, T> {
 
     String _remoteAddr;//不可能为空 
 
-    JsonConvert _jsonConvert; //不可能为空 
+    Convert _textConvert; //不可能为空 
+
+    Convert _binaryConvert; //可能为空 
+
+    Convert _sendConvert; //不可能为空 
 
     java.lang.reflect.Type _messageTextType; //不可能为空
 
     private long createtime = System.currentTimeMillis();
 
+    private long pingtime;
+
     private Map<String, Object> attributes = new HashMap<>(); //非线程安全
 
+    List<WebSocketPacket> delayPackets;
+
     protected WebSocket() {
     }
 
     //----------------------------------------------------------------
     public final CompletableFuture<Integer> sendPing() {
+        this.pingtime = System.currentTimeMillis();
         //if (_engine.finest) _engine.logger.finest(this + " on "+_engine.getEngineid()+" ping...");
         return sendPacket(WebSocketPacket.DEFAULT_PING_PACKET);
     }
 
     public final CompletableFuture<Integer> sendPing(byte[] data) {
+        this.pingtime = System.currentTimeMillis();
         return sendPacket(new WebSocketPacket(FrameType.PING, data));
     }
 
@@ -115,7 +126,18 @@ public abstract class WebSocket<G extends Serializable, T> {
      * @return 0表示成功， 非0表示错误码
      */
     public final CompletableFuture<Integer> send(Object message) {
-        return send(message, true);
+        return send(false, message, true);
+    }
+
+    /**
+     * 给自身发送消息, 消息类型是key-value键值对
+     *
+     * @param messages key-value键值对
+     *
+     * @return 0表示成功， 非0表示错误码
+     */
+    public final CompletableFuture<Integer> sendMap(Object... messages) {
+        return send(true, messages, true);
     }
 
     /**
@@ -127,6 +149,31 @@ public abstract class WebSocket<G extends Serializable, T> {
      * @return 0表示成功， 非0表示错误码
      */
     public final CompletableFuture<Integer> send(Object message, boolean last) {
+        return send(false, message, last);
+    }
+
+    /**
+     * 给自身发送消息, 消息类型是key-value键值对
+     *
+     * @param last     是否最后一条
+     * @param messages key-value键值对
+     *
+     * @return 0表示成功， 非0表示错误码
+     */
+    public final CompletableFuture<Integer> sendMap(boolean last, Object... messages) {
+        return send(true, messages, last);
+    }
+
+    /**
+     * 给自身发送消息, 消息类型是Object[]
+     *
+     * @param mapconvable 是否convertMapTo
+     * @param message     不可为空, 只能是String或byte[]或可JavaBean对象，或Object[]
+     * @param last        是否最后一条
+     *
+     * @return 0表示成功， 非0表示错误码
+     */
+    private CompletableFuture<Integer> send(boolean mapconvable, Object message, boolean last) {
         if (message instanceof CompletableFuture) {
             return ((CompletableFuture) message).thenCompose((json) -> {
                 if (json == null || json instanceof CharSequence || json instanceof byte[]) {
@@ -134,7 +181,7 @@ public abstract class WebSocket<G extends Serializable, T> {
                 } else if (message instanceof WebSocketPacket) {
                     return sendPacket((WebSocketPacket) message);
                 } else {
-                    return sendPacket(new WebSocketPacket(_jsonConvert, json, last));
+                    return sendPacket(new WebSocketPacket(getSendConvert(), mapconvable, json, last));
                 }
             });
         }
@@ -143,36 +190,36 @@ public abstract class WebSocket<G extends Serializable, T> {
         } else if (message instanceof WebSocketPacket) {
             return sendPacket((WebSocketPacket) message);
         } else {
-            return sendPacket(new WebSocketPacket(_jsonConvert, message, last));
+            return sendPacket(new WebSocketPacket(getSendConvert(), mapconvable, message, last));
         }
     }
 
     /**
      * 给自身发送消息, 消息类型是JavaBean对象
      *
-     * @param convert JsonConvert
+     * @param convert Convert
      * @param message 不可为空, 只能是JSON对象
      *
      * @return 0表示成功， 非0表示错误码
      */
-    public final CompletableFuture<Integer> send(JsonConvert convert, Object message) {
+    public final CompletableFuture<Integer> send(Convert convert, Object message) {
         return send(convert, message, true);
     }
 
     /**
      * 给自身发送消息, 消息类型是JavaBean对象
      *
-     * @param convert JsonConvert
+     * @param convert Convert
      * @param message 不可为空, 只能是JavaBean对象
      * @param last    是否最后一条
      *
      * @return 0表示成功， 非0表示错误码
      */
-    public final CompletableFuture<Integer> send(JsonConvert convert, Object message, boolean last) {
+    public final CompletableFuture<Integer> send(Convert convert, Object message, boolean last) {
         if (message instanceof CompletableFuture) {
-            return ((CompletableFuture) message).thenCompose((json) -> sendPacket(new WebSocketPacket(convert == null ? _jsonConvert : convert, json, last)));
+            return ((CompletableFuture) message).thenCompose((json) -> sendPacket(new WebSocketPacket(convert == null ? getSendConvert() : convert, false, json, last)));
         }
-        return sendPacket(new WebSocketPacket(convert == null ? _jsonConvert : convert, message, last));
+        return sendPacket(new WebSocketPacket(convert == null ? getSendConvert() : convert, false, message, last));
     }
 
     /**
@@ -183,12 +230,31 @@ public abstract class WebSocket<G extends Serializable, T> {
      * @return 0表示成功， 非0表示错误码
      */
     CompletableFuture<Integer> sendPacket(WebSocketPacket packet) {
+        if (this._runner == null) {
+            if (delayPackets == null) delayPackets = new ArrayList<>();
+            delayPackets.add(packet);
+            return CompletableFuture.completedFuture(RETCODE_DEAYSEND);
+        }
         CompletableFuture<Integer> rs = this._runner.sendMessage(packet);
-        if (_engine.finest) _engine.logger.finest("userid:" + userid() + " send websocket message(" + packet + ")" + " on " + this);
+        if (_engine.logger.isLoggable(Level.FINEST) && packet != WebSocketPacket.DEFAULT_PING_PACKET) {
+            _engine.logger.finest("userid:" + getUserid() + " send websocket message(" + packet + ")" + " on " + this);
+        }
         return rs == null ? CompletableFuture.completedFuture(RETCODE_WSOCKET_CLOSED) : rs;
     }
 
     //----------------------------------------------------------------
+    /**
+     * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
+     *
+     * @param message 不可为空
+     * @param userids Stream
+     *
+     * @return 为0表示成功， 其他值表示异常
+     */
+    public final CompletableFuture<Integer> sendMessage(Object message, Stream<G> userids) {
+        return sendMessage(message, true, userids);
+    }
+
     /**
      * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
      *
@@ -201,6 +267,45 @@ public abstract class WebSocket<G extends Serializable, T> {
         return sendMessage(message, true, userids);
     }
 
+    /**
+     * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
+     *
+     * @param convert Convert
+     * @param message 不可为空
+     * @param userids Stream
+     *
+     * @return 为0表示成功， 其他值表示异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, Object message, Stream<G> userids) {
+        return sendMessage(convert, message, true, userids);
+    }
+
+    /**
+     * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
+     *
+     * @param convert Convert
+     * @param message 不可为空
+     * @param userids Serializable[]
+     *
+     * @return 为0表示成功， 其他值表示异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, Object message, G... userids) {
+        return sendMessage(convert, message, true, userids);
+    }
+
+    /**
+     * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
+     *
+     * @param message 不可为空
+     * @param last    是否最后一条
+     * @param userids Serializable[]
+     *
+     * @return 为0表示成功， 其他值表示异常
+     */
+    public final CompletableFuture<Integer> sendMessage(Object message, boolean last, Stream<G> userids) {
+        return sendMessage((Convert) null, message, last, userids);
+    }
+
     /**
      * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
      *
@@ -211,12 +316,45 @@ public abstract class WebSocket<G extends Serializable, T> {
      * @return 为0表示成功， 其他值表示异常
      */
     public final CompletableFuture<Integer> sendMessage(Object message, boolean last, G... userids) {
+        return sendMessage((Convert) null, message, last, userids);
+    }
+
+    /**
+     * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
+     *
+     * @param convert Convert
+     * @param message 不可为空
+     * @param last    是否最后一条
+     * @param userids Stream
+     *
+     * @return 为0表示成功， 其他值表示异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, Object message, boolean last, final Stream<G> userids) {
+        Object[] array = userids.toArray();
+        Serializable[] ss = new Serializable[array.length];
+        for (int i = 0; i < array.length; i++) {
+            ss[i] = (Serializable) array[i];
+        }
+        return sendMessage(convert, message, last, ss);
+    }
+
+    /**
+     * 给指定userid的WebSocket节点发送 二进制消息/文本消息/JavaBean对象消息
+     *
+     * @param convert Convert
+     * @param message 不可为空
+     * @param last    是否最后一条
+     * @param userids Serializable[]
+     *
+     * @return 为0表示成功， 其他值表示异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, Object message, boolean last, Serializable... userids) {
         if (_engine.node == null) return CompletableFuture.completedFuture(RETCODE_NODESERVICE_NULL);
         if (message instanceof CompletableFuture) {
-            return ((CompletableFuture) message).thenCompose((json) -> _engine.node.sendMessage(json, last, userids));
+            return ((CompletableFuture) message).thenCompose((json) -> _engine.node.sendMessage(convert, json, last, userids));
         }
-        CompletableFuture<Integer> rs = _engine.node.sendMessage(message, last, userids);
-        if (_engine.finest) _engine.logger.finest("userids:" + Arrays.toString(userids) + " send websocket message(" + _jsonConvert.convertTo(message) + ")");
+        CompletableFuture<Integer> rs = _engine.node.sendMessage(convert, message, last, userids);
+        if (_engine.logger.isLoggable(Level.FINEST)) _engine.logger.finest("userids:" + Arrays.toString(userids) + " send websocket message(" + message + ")");
         return rs;
     }
 
@@ -228,7 +366,19 @@ public abstract class WebSocket<G extends Serializable, T> {
      * @return 为0表示成功， 其他值表示部分发送异常
      */
     public final CompletableFuture<Integer> broadcastMessage(final Object message) {
-        return broadcastMessage(message, true);
+        return broadcastMessage((Convert) null, message, true);
+    }
+
+    /**
+     * 广播消息， 给所有人发消息
+     *
+     * @param convert Convert
+     * @param message 消息内容
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> broadcastMessage(final Convert convert, final Object message) {
+        return broadcastMessage(convert, message, true);
     }
 
     /**
@@ -240,12 +390,25 @@ public abstract class WebSocket<G extends Serializable, T> {
      * @return 为0表示成功， 其他值表示部分发送异常
      */
     public final CompletableFuture<Integer> broadcastMessage(final Object message, final boolean last) {
+        return broadcastMessage((Convert) null, message, last);
+    }
+
+    /**
+     * 广播消息， 给所有人发消息
+     *
+     * @param convert Convert
+     * @param message 消息内容
+     * @param last    是否最后一条
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> broadcastMessage(final Convert convert, final Object message, final boolean last) {
         if (_engine.node == null) return CompletableFuture.completedFuture(RETCODE_NODESERVICE_NULL);
         if (message instanceof CompletableFuture) {
-            return ((CompletableFuture) message).thenCompose((json) -> _engine.node.broadcastMessage(json, last));
+            return ((CompletableFuture) message).thenCompose((json) -> _engine.node.broadcastMessage(convert, json, last));
         }
-        CompletableFuture<Integer> rs = _engine.node.broadcastMessage(message, last);
-        if (_engine.finest) _engine.logger.finest("broadcast send websocket message(" + _jsonConvert.convertTo(message) + ")");
+        CompletableFuture<Integer> rs = _engine.node.broadcastMessage(convert, message, last);
+        if (_engine.logger.isLoggable(Level.FINEST)) _engine.logger.finest("broadcast send websocket message(" + message + ")");
         return rs;
     }
 
@@ -276,6 +439,30 @@ public abstract class WebSocket<G extends Serializable, T> {
         return _engine.node.getRpcNodeWebSocketAddresses(userid);
     }
 
+    /**
+     * 更改本WebSocket的userid
+     *
+     * @param newuserid 新用户ID，不能为null
+     *
+     * @return CompletableFuture
+     */
+    public CompletableFuture<Void> changeUserid(final G newuserid) {
+        if (newuserid == null) throw new NullPointerException("newuserid is null");
+        return _engine.changeUserid(this, newuserid);
+    }
+
+    /**
+     * 强制关闭用户的所有WebSocket
+     *
+     * @param userid Serializable
+     *
+     * @return int
+     */
+    @Comment("强制关闭用户的所有WebSocket")
+    public CompletableFuture<Integer> forceCloseWebSocket(Serializable userid) {
+        return _engine.node.forceCloseWebSocket(userid);
+    }
+
     /**
      * 获取当前WebSocket下的属性，非线程安全
      *
@@ -317,7 +504,7 @@ public abstract class WebSocket<G extends Serializable, T> {
      *
      * @return userid
      */
-    public final G userid() {
+    public final G getUserid() {
         return _userid;
     }
 
@@ -348,6 +535,18 @@ public abstract class WebSocket<G extends Serializable, T> {
         return _remoteAddr;
     }
 
+    protected Convert getTextConvert() {
+        return _textConvert;
+    }
+
+    protected Convert getBinaryConvert() {
+        return _binaryConvert;
+    }
+
+    protected Convert getSendConvert() {
+        return _sendConvert;
+    }
+
     //-------------------------------------------------------------------
     /**
      * 获取指定userid的WebSocket数组, 没有返回null <br>
@@ -382,6 +581,15 @@ public abstract class WebSocket<G extends Serializable, T> {
         return _engine.getLocalWebSockets();
     }
 
+    /**
+     * 获取ByteBuffer资源池
+     *
+     * @return Supplier
+     */
+    protected Supplier<ByteBuffer> getByteBufferSupplier() {
+        return this._runner.context.getBufferSupplier();
+    }
+
     //-------------------------------------------------------------------
     /**
      * 返回sessionid, null表示连接不合法或异常,默认实现是request.sessionid(true)，通常需要重写该方法
@@ -401,14 +609,6 @@ public abstract class WebSocket<G extends Serializable, T> {
      */
     protected abstract CompletableFuture<G> createUserid();
 
-    /**
-     * 标记为WebSocketBinary才需要重写此方法
-     *
-     * @param channel 请求连接
-     */
-    public void onRead(AsyncConnection channel) {
-    }
-
     /**
      * WebSokcet连接成功后的回调方法
      */
@@ -440,6 +640,15 @@ public abstract class WebSocket<G extends Serializable, T> {
     public void onMessage(T message, boolean last) {
     }
 
+    /**
+     * 接收到文本消息的回调方法
+     *
+     * @param text 消息
+     * @param last 是否最后一条
+     */
+    public void onMessage(String text, boolean last) {
+    }
+
     /**
      * 接收到二进制消息的回调方法
      *
@@ -458,6 +667,33 @@ public abstract class WebSocket<G extends Serializable, T> {
     public void onClose(int code, String reason) {
     }
 
+    /**
+     * 发生异常时调用
+     *
+     * @param t       异常
+     * @param buffers ByteBuffer[]
+     */
+    public void onOccurException(Throwable t, ByteBuffer[] buffers) {
+        this.getLogger().log(Level.SEVERE, "WebSocket receive or send Message error", t);
+    }
+
+    /**
+     * 当Single模式下用户重复登陆时回调函数， 默认处理逻辑：关闭之前的WebSocket连接
+     *
+     */
+    public void onSingleRepeatConnect() {
+        this._engine.node.forceCloseWebSocket(getUserid());
+    }
+
+    /**
+     * 获取Logger
+     *
+     * @return Logger Logger
+     */
+    public Logger getLogger() {
+        return this._engine.logger;
+    }
+
     /**
      * 获取最后一次发送消息的时间
      *
@@ -467,15 +703,33 @@ public abstract class WebSocket<G extends Serializable, T> {
         return this._runner == null ? 0 : this._runner.lastSendTime;
     }
 
+    /**
+     * 获取最后一次发送PING消息的时间
+     *
+     * @return long
+     */
+    public long getLastPingTime() {
+        return this.pingtime;
+    }
+
     /**
      * 显式地关闭WebSocket
      */
     public final void close() {
-        if (this._runner != null) this._runner.closeRunner();
+        if (this._runner != null) this._runner.closeRunner(CLOSECODE_FORCED);
+    }
+
+    /**
+     * 是否关闭
+     *
+     * @return boolean
+     */
+    public final boolean isClosed() {
+        return this._runner != null ? this._runner.closed : true;
     }
 
     @Override
     public String toString() {
-        return this.userid() + "@" + _remoteAddr;
+        return this.getUserid() + "@" + _remoteAddr;
     }
 }

src/org/redkale/net/http/WebSocketBinary.java

@@ -1,24 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package org.redkale.net.http;
-
-import java.lang.annotation.*;
-import static java.lang.annotation.ElementType.*;
-import static java.lang.annotation.RetentionPolicy.RUNTIME;
-
-/**
- * 被标记为 @WebSocketBinary 的WebSocketServlet 将使用原始的TCP传输,  通常用于类似音频/视频传输场景
- *
- * <p> 详情见: https://redkale.org
- * @author zhangjx
- */
-@Inherited
-@Documented
-@Target({TYPE})
-@Retention(RUNTIME)
-public @interface WebSocketBinary {
-
-}

src/org/redkale/net/http/WebSocketEngine.java

@@ -10,10 +10,12 @@ import java.io.*;
 import java.util.*;
 import java.util.concurrent.*;
 import java.util.concurrent.atomic.*;
+import java.util.function.*;
 import java.util.logging.*;
 import java.util.stream.*;
-import org.redkale.convert.json.JsonConvert;
+import org.redkale.convert.Convert;
 import static org.redkale.net.http.WebSocket.RETCODE_GROUP_EMPTY;
+import static org.redkale.net.http.WebSocketServlet.*;
 import org.redkale.util.*;
 
 /**
@@ -23,79 +25,97 @@ import org.redkale.util.*;
  *
  * @author zhangjx
  */
-public final class WebSocketEngine {
+public class WebSocketEngine {
 
-    //全局自增长ID
+    @Comment("全局自增长ID, 为了确保在一个进程里多个WebSocketEngine定时发送ping时不会同时进行")
     private static final AtomicInteger sequence = new AtomicInteger();
 
-    //Engine自增长序号ID
+    @Comment("Engine自增长序号ID")
     private final int index;
 
-    //当前WebSocket对应的Engine
+    @Comment("当前WebSocket对应的Engine")
     private final String engineid;
 
-    //当前WebSocket对应的Node
+    @Comment("当前WebSocket对应的Node")
     protected final WebSocketNode node;
 
     //HttpContext
     protected final HttpContext context;
 
-    //JsonConvert
-    protected final JsonConvert convert;
+    //Convert
+    protected final Convert sendConvert;
 
-    protected final boolean single; //是否单用户单连接
+    @Comment("是否单用户单连接")
+    protected final boolean single;
 
-    //在线用户ID对应的WebSocket组，用于单用户单连接模式
+    @Comment("在线用户ID对应的WebSocket组，用于单用户单连接模式")
     private final Map<Serializable, WebSocket> websockets = new ConcurrentHashMap<>();
 
-    //在线用户ID对应的WebSocket组，用于单用户多连接模式
+    @Comment("在线用户ID对应的WebSocket组，用于单用户多连接模式")
     private final Map<Serializable, List<WebSocket>> websockets2 = new ConcurrentHashMap<>();
 
-    //用于PING的定时器
+    @Comment("当前连接数")
+    protected final AtomicInteger currconns = new AtomicInteger();
+
+    @Comment("用于PING的定时器")
     private ScheduledThreadPoolExecutor scheduler;
 
-    //日志
+    @Comment("日志")
     protected final Logger logger;
 
-    //FINEST日志级别
-    protected final boolean finest;
+    @Comment("PING的间隔秒数")
+    protected int liveinterval;
 
-    private int liveinterval;
+    @Comment("最大连接数, 为0表示无限制")
+    protected int wsmaxconns;
 
-    protected WebSocketEngine(String engineid, boolean single, HttpContext context, int liveinterval, WebSocketNode node, Logger logger) {
+    @Comment("最大消息体长度, 小于1表示无限制")
+    protected int wsmaxbody;
+
+    protected WebSocketEngine(String engineid, boolean single, HttpContext context, int liveinterval,
+        int wsmaxconns, int wsmaxbody, WebSocketNode node, Convert sendConvert, Logger logger) {
         this.engineid = engineid;
         this.single = single;
         this.context = context;
-        this.convert = context.getJsonConvert();
+        this.sendConvert = sendConvert;
         this.node = node;
         this.liveinterval = liveinterval;
+        this.wsmaxconns = wsmaxconns;
+        this.wsmaxbody = wsmaxbody;
         this.logger = logger;
         this.index = sequence.getAndIncrement();
-        this.finest = logger.isLoggable(Level.FINEST);
     }
 
     void init(AnyValue conf) {
-        final int interval = conf == null ? (liveinterval < 0 ? DEFAILT_LIVEINTERVAL : liveinterval) : conf.getIntValue("liveinterval", (liveinterval < 0 ? DEFAILT_LIVEINTERVAL : liveinterval));
-        if (interval <= 0) return;
+        AnyValue props = conf;
+        if (conf != null && conf.getAnyValue("properties") != null) props = conf.getAnyValue("properties");
+        this.liveinterval = props == null ? (liveinterval < 0 ? DEFAILT_LIVEINTERVAL : liveinterval) : props.getIntValue(WEBPARAM__LIVEINTERVAL, (liveinterval < 0 ? DEFAILT_LIVEINTERVAL : liveinterval));
+        if (liveinterval <= 0) return;
+        if (props != null) this.wsmaxconns = props.getIntValue(WEBPARAM__WSMAXCONNS, this.wsmaxconns);
+        if (props != null) this.wsmaxbody = props.getIntValue(WEBPARAM__WSMAXBODY, this.wsmaxbody);
         if (scheduler != null) return;
         this.scheduler = new ScheduledThreadPoolExecutor(1, (Runnable r) -> {
             final Thread t = new Thread(r, engineid + "-WebSocket-LiveInterval-Thread");
             t.setDaemon(true);
             return t;
         });
-        long delay = (interval - System.currentTimeMillis() / 1000 % interval) + index * 5;
+        long delay = (liveinterval - System.currentTimeMillis() / 1000 % liveinterval) + index * 5;
+        final int intervalms = liveinterval * 1000;
         scheduler.scheduleWithFixedDelay(() -> {
-            getLocalWebSockets().forEach(x -> x.sendPing());
-        }, delay, interval, TimeUnit.SECONDS);
-        if (finest) logger.finest(this.getClass().getSimpleName() + "(" + engineid + ")" + " start keeplive(delay:" + delay + ", interval:" + interval + "s) scheduler executor");
+            long now = System.currentTimeMillis();
+            getLocalWebSockets().stream().filter(x -> (now - x.getLastSendTime()) > intervalms).forEach(x -> x.sendPing());
+        }, delay, liveinterval, TimeUnit.SECONDS);
+        if (logger.isLoggable(Level.FINEST)) logger.finest(this.getClass().getSimpleName() + "(" + engineid + ")" + " start keeplive(delay:" + delay + ", wsmaxconns:" + wsmaxconns + ", interval:" + liveinterval + "s) scheduler executor");
     }
 
     void destroy(AnyValue conf) {
         if (scheduler != null) scheduler.shutdownNow();
     }
 
+    @Comment("添加WebSocket")
     void add(WebSocket socket) {
         if (single) {
+            currconns.incrementAndGet();
             websockets.put(socket._userid, socket);
         } else { //非线程安全， 在常规场景中无需锁
             List<WebSocket> list = websockets2.get(socket._userid);
@@ -103,19 +123,23 @@ public final class WebSocketEngine {
                 list = new CopyOnWriteArrayList<>();
                 websockets2.put(socket._userid, list);
             }
+            currconns.incrementAndGet();
             list.add(socket);
         }
         if (node != null) node.connect(socket._userid);
     }
 
+    @Comment("从WebSocketEngine删除指定WebSocket")
     void remove(WebSocket socket) {
         Serializable userid = socket._userid;
         if (single) {
+            currconns.decrementAndGet();
             websockets.remove(userid);
             if (node != null) node.disconnect(userid);
         } else { //非线程安全， 在常规场景中无需锁
             List<WebSocket> list = websockets2.get(userid);
             if (list != null) {
+                currconns.decrementAndGet();
                 list.remove(socket);
                 if (list.isEmpty()) {
                     websockets2.remove(userid);
@@ -125,24 +149,75 @@ public final class WebSocketEngine {
         }
     }
 
+    @Comment("更改WebSocket的userid")
+    CompletableFuture<Void> changeUserid(WebSocket socket, final Serializable newuserid) {
+        if (newuserid == null) throw new NullPointerException("newuserid is null");
+        final Serializable olduserid = socket._userid;
+        socket._userid = newuserid;
+        if (single) {
+            websockets.remove(olduserid);
+            websockets.put(newuserid, socket);
+        } else { //非线程安全， 在常规场景中无需锁
+            List<WebSocket> oldlist = websockets2.get(olduserid);
+            if (oldlist != null) {
+                oldlist.remove(socket);
+                if (oldlist.isEmpty()) websockets2.remove(olduserid);
+            }
+            List<WebSocket> newlist = websockets2.get(newuserid);
+            if (newlist == null) {
+                newlist = new CopyOnWriteArrayList<>();
+                websockets2.put(newuserid, newlist);
+            }
+            newlist.add(socket);
+        }
+        if (node != null) return node.changeUserid(olduserid, newuserid);
+        return CompletableFuture.completedFuture(null);
+    }
+
+    @Comment("强制关闭本地用户的WebSocket")
+    public int forceCloseLocalWebSocket(Serializable userid) {
+        if (single) {
+            WebSocket ws = websockets.get(userid);
+            if (ws == null) return 0;
+            ws.close();
+            return 1;
+        }
+        List<WebSocket> list = websockets2.get(userid);
+        if (list == null || list.isEmpty()) return 0;
+        List<WebSocket> list2 = new ArrayList<>(list);
+        for (WebSocket ws : list2) {
+            ws.close();
+        }
+        return list2.size();
+    }
+
+    @Comment("给所有连接用户发送消息")
     public CompletableFuture<Integer> broadcastMessage(final Object message, final boolean last) {
+        return broadcastMessage(null, message, last);
+    }
+
+    @Comment("给指定WebSocket连接用户发送消息")
+    public CompletableFuture<Integer> broadcastMessage(final Predicate<WebSocket> predicate, final Object message, final boolean last) {
         if (message instanceof CompletableFuture) {
-            return ((CompletableFuture) message).thenCompose((json) -> broadcastMessage(json, last));
+            return ((CompletableFuture) message).thenCompose((json) -> broadcastMessage(predicate, json, last));
         }
         final boolean more = (!(message instanceof WebSocketPacket) || ((WebSocketPacket) message).sendBuffers == null);
         if (more) {
+            //此处的WebSocketPacket只能是包含payload或bytes内容的，不能包含sendConvert、sendJson、sendBuffers
             final WebSocketPacket packet = (message instanceof WebSocketPacket) ? (WebSocketPacket) message
                 : ((message == null || message instanceof CharSequence || message instanceof byte[])
-                    ? new WebSocketPacket((Serializable) message, last) : new WebSocketPacket(this.convert, message, last));
+                    ? new WebSocketPacket((Serializable) message, last) : new WebSocketPacket(this.sendConvert, false, message, last));
             packet.setSendBuffers(packet.encode(context.getBufferSupplier()));
             CompletableFuture<Integer> future = null;
             if (single) {
                 for (WebSocket websocket : websockets.values()) {
+                    if (predicate != null && !predicate.test(websocket)) continue;
                     future = future == null ? websocket.sendPacket(packet) : future.thenCombine(websocket.sendPacket(packet), (a, b) -> a | (Integer) b);
                 }
             } else {
                 for (List<WebSocket> list : websockets2.values()) {
                     for (WebSocket websocket : list) {
+                        if (predicate != null && !predicate.test(websocket)) continue;
                         future = future == null ? websocket.sendPacket(packet) : future.thenCombine(websocket.sendPacket(packet), (a, b) -> a | (Integer) b);
                     }
                 }
@@ -153,11 +228,13 @@ public final class WebSocketEngine {
             CompletableFuture<Integer> future = null;
             if (single) {
                 for (WebSocket websocket : websockets.values()) {
+                    if (predicate != null && !predicate.test(websocket)) continue;
                     future = future == null ? websocket.send(message, last) : future.thenCombine(websocket.send(message, last), (a, b) -> a | (Integer) b);
                 }
             } else {
                 for (List<WebSocket> list : websockets2.values()) {
                     for (WebSocket websocket : list) {
+                        if (predicate != null && !predicate.test(websocket)) continue;
                         future = future == null ? websocket.send(message, last) : future.thenCombine(websocket.send(message, last), (a, b) -> a | (Integer) b);
                     }
                 }
@@ -166,15 +243,27 @@ public final class WebSocketEngine {
         }
     }
 
+    @Comment("给指定用户组发送消息")
+    public CompletableFuture<Integer> sendMessage(final Object message, final boolean last, final Stream<? extends Serializable> userids) {
+        Object[] array = userids.toArray();
+        Serializable[] ss = new Serializable[array.length];
+        for (int i = 0; i < array.length; i++) {
+            ss[i] = (Serializable) array[i];
+        }
+        return sendMessage(message, last, ss);
+    }
+
+    @Comment("给指定用户组发送消息")
     public CompletableFuture<Integer> sendMessage(final Object message, final boolean last, final Serializable... userids) {
         if (message instanceof CompletableFuture) {
             return ((CompletableFuture) message).thenCompose((json) -> sendMessage(json, last, userids));
         }
         final boolean more = (!(message instanceof WebSocketPacket) || ((WebSocketPacket) message).sendBuffers == null) && userids.length > 1;
         if (more) {
+            //此处的WebSocketPacket只能是包含payload或bytes内容的，不能包含sendConvert、sendJson、sendBuffers
             final WebSocketPacket packet = (message instanceof WebSocketPacket) ? (WebSocketPacket) message
                 : ((message == null || message instanceof CharSequence || message instanceof byte[])
-                    ? new WebSocketPacket((Serializable) message, last) : new WebSocketPacket(this.convert, message, last));
+                    ? new WebSocketPacket((Serializable) message, last) : new WebSocketPacket(this.sendConvert, false, message, last));
             packet.setSendBuffers(packet.encode(context.getBufferSupplier()));
             CompletableFuture<Integer> future = null;
             if (single) {
@@ -215,21 +304,54 @@ public final class WebSocketEngine {
         }
     }
 
-    Collection<WebSocket> getLocalWebSockets() {
+    @Comment("获取最大连接数")
+    public int getLocalWsmaxconns() {
+        return this.wsmaxconns;
+    }
+
+    @Comment("连接数是否达到上限")
+    public boolean isLocalConnLimited() {
+        if (this.wsmaxconns < 1) return false;
+        return currconns.get() >= this.wsmaxconns;
+    }
+
+    @Comment("获取所有连接")
+    public Collection<WebSocket> getLocalWebSockets() {
         if (single) return websockets.values();
         List<WebSocket> list = new ArrayList<>();
         websockets2.values().forEach(x -> list.addAll(x));
         return list;
     }
 
-    //适用于单用户单连接模式
+    @Comment("获取所有连接")
+    public void forEachLocalWebSocket(Consumer<WebSocket> consumer) {
+        if (consumer == null) return;
+        if (single) {
+            websockets.values().stream().forEach(consumer);
+        } else {
+            websockets2.values().forEach(x -> x.stream().forEach(consumer));
+        }
+    }
+
+    @Comment("获取当前连接总数")
+    public int getLocalWebSocketSize() {
+        if (single) return websockets.size();
+        return (int) websockets2.values().stream().mapToInt(sublist -> sublist.size()).count();
+    }
+
+    @Comment("获取当前用户总数")
+    public int getLocalUserSize() {
+        return single ? websockets.size() : websockets2.size();
+    }
+
+    @Comment("适用于单用户单连接模式")
     public WebSocket findLocalWebSocket(Serializable userid) {
         if (single) return websockets.get(userid);
         List<WebSocket> list = websockets2.get(userid);
         return (list == null || list.isEmpty()) ? null : list.get(list.size() - 1);
     }
 
-    //适用于单用户多连接模式
+    @Comment("适用于单用户多连接模式")
     public Stream<WebSocket> getLocalWebSockets(Serializable userid) {
         if (single) {
             WebSocket websocket = websockets.get(userid);

src/org/redkale/net/http/WebSocketNode.java

@@ -11,8 +11,11 @@ import java.net.*;
 import java.util.*;
 import java.util.concurrent.*;
 import java.util.logging.*;
+import java.util.stream.Stream;
 import javax.annotation.*;
 import org.redkale.boot.*;
+import org.redkale.convert.*;
+import org.redkale.convert.json.JsonConvert;
 import org.redkale.service.*;
 import org.redkale.source.*;
 import org.redkale.util.*;
@@ -26,9 +29,16 @@ import org.redkale.util.*;
  */
 public abstract class WebSocketNode {
 
-    protected final Logger logger = Logger.getLogger(this.getClass().getSimpleName());
+    @Comment("存储用户ID的key前缀")
+    public static final String SOURCE_SNCP_USERID_PREFIX = "sncpws_uid:";
 
-    protected final boolean finest = logger.isLoggable(Level.FINEST);
+    @Comment("存储用户数的key")
+    public static final String SOURCE_SNCP_USERCOUNT_KEY = "sncpws_usercount";
+
+    @Comment("存储当前SNCP节点列表的key")
+    public static final String SOURCE_SNCP_ADDRS_KEY = "sncpws_addrs";
+
+    protected final Logger logger = Logger.getLogger(this.getClass().getSimpleName());
 
     //"SNCP_ADDR" 如果不是分布式(没有SNCP) 值为null
     @Resource(name = Application.RESNAME_SNCP_ADDR)
@@ -38,16 +48,20 @@ public abstract class WebSocketNode {
     @RpcRemote
     protected WebSocketNode remoteNode;
 
+    @Resource(name = "$_textconvert")
+    protected Convert textConvert;
+
     //存放所有用户分布在节点上的队列信息,Set<InetSocketAddress> 为 sncpnode 的集合， key: groupid
     //集合包含 localSncpAddress
     //如果不是分布式(没有SNCP)，sncpNodeAddresses 将不会被用到
-    @Resource(name = "$_nodes")
-    protected CacheSource<Serializable, InetSocketAddress> sncpNodeAddresses;
+    @Resource(name = "$")
+    protected CacheSource<InetSocketAddress> sncpNodeAddresses;
 
     //当前节点的本地WebSocketEngine
     protected WebSocketEngine localEngine;
 
     public void init(AnyValue conf) {
+        if (sncpNodeAddresses != null) sncpNodeAddresses.initValueType(InetSocketAddress.class);
     }
 
     public void destroy(AnyValue conf) {
@@ -56,8 +70,10 @@ public abstract class WebSocketNode {
     public final void postDestroy(AnyValue conf) {
         if (this.localEngine == null) return;
         //关掉所有本地本地WebSocket
-        this.localEngine.getLocalWebSockets().forEach(g -> disconnect(g.userid()));
-        if (sncpNodeAddresses != null && localSncpAddress != null) sncpNodeAddresses.removeSetItem("redkale_sncpnodes", localSncpAddress);
+        this.localEngine.getLocalWebSockets().forEach(g -> disconnect(g.getUserid()));
+        if (sncpNodeAddresses != null && localSncpAddress != null) {
+            sncpNodeAddresses.removeSetItem(SOURCE_SNCP_ADDRS_KEY, localSncpAddress);
+        }
     }
 
     protected abstract CompletableFuture<List<String>> getWebSocketAddresses(@RpcTargetAddress InetSocketAddress targetAddress, Serializable userid);
@@ -70,17 +86,26 @@ public abstract class WebSocketNode {
 
     protected abstract CompletableFuture<Void> disconnect(Serializable userid, InetSocketAddress addr);
 
+    protected abstract CompletableFuture<Void> changeUserid(Serializable fromuserid, Serializable touserid, InetSocketAddress addr);
+
+    protected abstract CompletableFuture<Integer> forceCloseWebSocket(Serializable userid, InetSocketAddress addr);
+
     //--------------------------------------------------------------------------------
     final CompletableFuture<Void> connect(final Serializable userid) {
-        if (finest) logger.finest(localSncpAddress + " receive websocket connect event (" + userid + " on " + this.localEngine.getEngineid() + ").");
+        if (logger.isLoggable(Level.FINEST)) logger.finest(localSncpAddress + " receive websocket connect event (" + userid + " on " + (this.localEngine == null ? null : this.localEngine.getEngineid()) + ").");
         return connect(userid, localSncpAddress);
     }
 
     final CompletableFuture<Void> disconnect(final Serializable userid) {
-        if (finest) logger.finest(localSncpAddress + " receive websocket disconnect event (" + userid + " on " + this.localEngine.getEngineid() + ").");
+        if (logger.isLoggable(Level.FINEST)) logger.finest(localSncpAddress + " receive websocket disconnect event (" + userid + " on " + (this.localEngine == null ? null : this.localEngine.getEngineid()) + ").");
         return disconnect(userid, localSncpAddress);
     }
 
+    final CompletableFuture<Void> changeUserid(Serializable olduserid, final Serializable newuserid) {
+        if (logger.isLoggable(Level.FINEST)) logger.finest(localSncpAddress + " receive websocket changeUserid event (from " + olduserid + " to " + newuserid + " on " + (this.localEngine == null ? null : this.localEngine.getEngineid()) + ").");
+        return changeUserid(olduserid, newuserid, localSncpAddress);
+    }
+
     //--------------------------------------------------------------------------------
     /**
      * 获取目标地址 <br>
@@ -110,7 +135,7 @@ public abstract class WebSocketNode {
      * @return 地址列表
      */
     public CompletableFuture<Collection<InetSocketAddress>> getRpcNodeAddresses(final Serializable userid) {
-        if (this.sncpNodeAddresses != null) return this.sncpNodeAddresses.getCollectionAsync(userid);
+        if (this.sncpNodeAddresses != null) return this.sncpNodeAddresses.getCollectionAsync(SOURCE_SNCP_USERID_PREFIX + userid);
         List<InetSocketAddress> rs = new ArrayList<>();
         rs.add(this.localSncpAddress);
         return CompletableFuture.completedFuture(rs);
@@ -128,7 +153,7 @@ public abstract class WebSocketNode {
     public CompletableFuture<Map<InetSocketAddress, List<String>>> getRpcNodeWebSocketAddresses(final Serializable userid) {
         CompletableFuture<Collection<InetSocketAddress>> sncpFuture = getRpcNodeAddresses(userid);
         return sncpFuture.thenCompose((Collection<InetSocketAddress> addrs) -> {
-            if (finest) logger.finest("websocket found userid:" + userid + " on " + addrs);
+            if (logger.isLoggable(Level.FINEST)) logger.finest("websocket found userid:" + userid + " on " + addrs);
             if (addrs == null || addrs.isEmpty()) return CompletableFuture.completedFuture(new HashMap<>());
             CompletableFuture<Map<InetSocketAddress, List<String>>> future = null;
             for (final InetSocketAddress nodeAddress : addrs) {
@@ -140,9 +165,141 @@ public abstract class WebSocketNode {
         });
     }
 
+    /**
+     * 判断指定用户是否WebSocket在线
+     *
+     * @param userid Serializable
+     *
+     * @return boolean
+     */
+    public CompletableFuture<Boolean> existsWebSocket(final Serializable userid) {
+        if (this.localEngine != null && this.sncpNodeAddresses == null) {
+            return CompletableFuture.completedFuture(this.localEngine.existsLocalWebSocket(userid));
+        }
+        return this.sncpNodeAddresses.existsAsync(SOURCE_SNCP_USERID_PREFIX + userid);
+    }
+
+    /**
+     * 获取在线用户总数
+     *
+     *
+     * @return boolean
+     */
+    public CompletableFuture<Integer> getUserSize() {
+        if (this.localEngine != null && this.sncpNodeAddresses == null) {
+            return CompletableFuture.completedFuture(this.localEngine.getLocalUserSize());
+        }
+        return this.sncpNodeAddresses.getLongAsync(SOURCE_SNCP_USERCOUNT_KEY, 0L).thenApply(v -> v.intValue());
+    }
+
+    /**
+     * 强制关闭用户WebSocket
+     *
+     * @param userid Serializable
+     *
+     * @return int
+     */
+    public final CompletableFuture<Integer> forceCloseWebSocket(final Serializable userid) {
+        CompletableFuture<Integer> localFuture = null;
+        if (this.localEngine != null) localFuture = CompletableFuture.completedFuture(localEngine.forceCloseLocalWebSocket(userid));
+        if (this.sncpNodeAddresses == null || this.remoteNode == null) {
+            if (logger.isLoggable(Level.FINEST)) logger.finest("websocket remote node is null");
+            //没有CacheSource就不会有分布式节点
+            return localFuture;
+        }
+        //远程节点关闭
+        CompletableFuture<Collection<InetSocketAddress>> addrsFuture = sncpNodeAddresses.getCollectionAsync(SOURCE_SNCP_USERID_PREFIX + userid);
+        CompletableFuture<Integer> remoteFuture = addrsFuture.thenCompose((Collection<InetSocketAddress> addrs) -> {
+            if (logger.isLoggable(Level.FINEST)) logger.finest("websocket found userid:" + userid + " on " + addrs);
+            if (addrs == null || addrs.isEmpty()) return CompletableFuture.completedFuture(0);
+            CompletableFuture<Integer> future = null;
+            for (InetSocketAddress addr : addrs) {
+                if (addr == null || addr.equals(localSncpAddress)) continue;
+                future = future == null ? remoteNode.forceCloseWebSocket(userid, addr)
+                    : future.thenCombine(remoteNode.forceCloseWebSocket(userid, addr), (a, b) -> a + b);
+            }
+            return future == null ? CompletableFuture.completedFuture(0) : future;
+        });
+        return localFuture.thenCombine(remoteFuture, (a, b) -> a + b);
+    }
+
     //--------------------------------------------------------------------------------
+    /**
+     * 获取本地的WebSocketEngine，没有则返回null
+     *
+     *
+     * @return WebSocketEngine
+     */
+    public final WebSocketEngine getLocalWebSocketEngine() {
+        return this.localEngine;
+    }
+
+    /**
+     * 向指定用户发送消息，先发送本地连接，再发送远程连接  <br>
+     * 如果当前WebSocketNode是远程模式，此方法只发送远程连接
+     *
+     * @param message 消息内容
+     * @param userids Stream
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> sendMessage(Object message, final Stream<? extends Serializable> userids) {
+        return sendMessage((Convert) null, message, true, userids);
+    }
+
+    /**
+     * 向指定用户发送消息，先发送本地连接，再发送远程连接  <br>
+     * 如果当前WebSocketNode是远程模式，此方法只发送远程连接
+     *
+     * @param message 消息内容
+     * @param userids Serializable[]
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
     public final CompletableFuture<Integer> sendMessage(Object message, final Serializable... userids) {
-        return sendMessage(message, true, userids);
+        return sendMessage((Convert) null, message, true, userids);
+    }
+
+    /**
+     * 向指定用户发送消息，先发送本地连接，再发送远程连接  <br>
+     * 如果当前WebSocketNode是远程模式，此方法只发送远程连接
+     *
+     * @param convert Convert
+     * @param message 消息内容
+     * @param userids Stream
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, Object message, final Stream<? extends Serializable> userids) {
+        return sendMessage(convert, message, true, userids);
+    }
+
+    /**
+     * 向指定用户发送消息，先发送本地连接，再发送远程连接  <br>
+     * 如果当前WebSocketNode是远程模式，此方法只发送远程连接
+     *
+     * @param convert Convert
+     * @param message 消息内容
+     * @param userids Serializable[]
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, Object message, final Serializable... userids) {
+        return sendMessage(convert, message, true, userids);
+    }
+
+    /**
+     * 向指定用户发送消息，先发送本地连接，再发送远程连接  <br>
+     * 如果当前WebSocketNode是远程模式，此方法只发送远程连接
+     *
+     * @param message 消息内容
+     * @param last    是否最后一条
+     * @param userids Stream
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Object message, final boolean last, final Stream<? extends Serializable> userids) {
+        return sendMessage((Convert) null, message, last, userids);
     }
 
     /**
@@ -155,9 +312,44 @@ public abstract class WebSocketNode {
      *
      * @return 为0表示成功， 其他值表示部分发送异常
      */
-    //最近连接发送逻辑还没有理清楚 
     public final CompletableFuture<Integer> sendMessage(final Object message, final boolean last, final Serializable... userids) {
+        return sendMessage((Convert) null, message, last, userids);
+    }
+
+    /**
+     * 向指定用户发送消息，先发送本地连接，再发送远程连接  <br>
+     * 如果当前WebSocketNode是远程模式，此方法只发送远程连接
+     *
+     * @param convert  Convert
+     * @param message0 消息内容
+     * @param last     是否最后一条
+     * @param userids  Stream
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, final Object message0, final boolean last, final Stream<? extends Serializable> userids) {
+        Object[] array = userids.toArray();
+        Serializable[] ss = new Serializable[array.length];
+        for (int i = 0; i < array.length; i++) {
+            ss[i] = (Serializable) array[i];
+        }
+        return sendMessage(convert, message0, last, ss);
+    }
+
+    /**
+     * 向指定用户发送消息，先发送本地连接，再发送远程连接  <br>
+     * 如果当前WebSocketNode是远程模式，此方法只发送远程连接
+     *
+     * @param convert  Convert
+     * @param message0 消息内容
+     * @param last     是否最后一条
+     * @param userids  Serializable[]
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> sendMessage(final Convert convert, final Object message0, final boolean last, final Serializable... userids) {
         if (userids == null || userids.length < 1) return CompletableFuture.completedFuture(RETCODE_GROUP_EMPTY);
+        final Object message = (convert == null || message0 instanceof WebSocketPacket) ? message0 : ((convert instanceof TextConvert) ? new WebSocketPacket(((TextConvert) convert).convertTo(message0), last) : new WebSocketPacket(((BinaryConvert) convert).convertTo(message0), last));
         if (this.localEngine != null && this.sncpNodeAddresses == null) { //本地模式且没有分布式
             return this.localEngine.sendMessage(message, last, userids);
         }
@@ -177,7 +369,19 @@ public abstract class WebSocketNode {
      * @return 为0表示成功， 其他值表示部分发送异常
      */
     public final CompletableFuture<Integer> broadcastMessage(final Object message) {
-        return broadcastMessage(message, true);
+        return broadcastMessage((Convert) null, message, true);
+    }
+
+    /**
+     * 广播消息， 给所有人发消息
+     *
+     * @param convert Convert
+     * @param message 消息内容
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> broadcastMessage(final Convert convert, final Object message) {
+        return broadcastMessage(convert, message, true);
     }
 
     /**
@@ -189,19 +393,34 @@ public abstract class WebSocketNode {
      * @return 为0表示成功， 其他值表示部分发送异常
      */
     public final CompletableFuture<Integer> broadcastMessage(final Object message, final boolean last) {
+        return broadcastMessage((Convert) null, message, last);
+    }
+
+    /**
+     * 广播消息， 给所有人发消息
+     *
+     * @param convert  Convert
+     * @param message0 消息内容
+     * @param last     是否最后一条
+     *
+     * @return 为0表示成功， 其他值表示部分发送异常
+     */
+    public final CompletableFuture<Integer> broadcastMessage(final Convert convert, final Object message0, final boolean last) {
+        final Object message = (convert == null || message0 instanceof WebSocketPacket) ? message0 : ((convert instanceof TextConvert) ? new WebSocketPacket(((TextConvert) convert).convertTo(message0), last) : new WebSocketPacket(((BinaryConvert) convert).convertTo(message0), last));
         if (this.localEngine != null && this.sncpNodeAddresses == null) { //本地模式且没有分布式
             return this.localEngine.broadcastMessage(message, last);
         }
         CompletableFuture<Integer> localFuture = this.localEngine == null ? null : this.localEngine.broadcastMessage(message, last);
-        CompletableFuture<Collection<InetSocketAddress>> addrsFuture = sncpNodeAddresses.getCollectionAsync("redkale_sncpnodes");
+        CompletableFuture<Collection<InetSocketAddress>> addrsFuture = sncpNodeAddresses.getCollectionAsync(SOURCE_SNCP_ADDRS_KEY);
         CompletableFuture<Integer> remoteFuture = addrsFuture.thenCompose((Collection<InetSocketAddress> addrs) -> {
-            if (finest) logger.finest("websocket broadcast message on " + addrs);
+            if (logger.isLoggable(Level.FINEST)) logger.finest("websocket broadcast message on " + addrs);
             if (addrs == null || addrs.isEmpty()) return CompletableFuture.completedFuture(0);
             CompletableFuture<Integer> future = null;
+            Object remoteMessage = formatRemoteMessage(message);
             for (InetSocketAddress addr : addrs) {
                 if (addr == null || addr.equals(localSncpAddress)) continue;
-                future = future == null ? remoteNode.broadcastMessage(addr, message, last)
-                    : future.thenCombine(remoteNode.broadcastMessage(addr, message, last), (a, b) -> a | b);
+                future = future == null ? remoteNode.broadcastMessage(addr, remoteMessage, last)
+                    : future.thenCombine(remoteNode.broadcastMessage(addr, remoteMessage, last), (a, b) -> a | b);
             }
             return future == null ? CompletableFuture.completedFuture(0) : future;
         });
@@ -209,27 +428,40 @@ public abstract class WebSocketNode {
     }
 
     private CompletableFuture<Integer> sendOneMessage(final Object message, final boolean last, final Serializable userid) {
-        if (finest) logger.finest("websocket want send message {userid:" + userid + ", content:'" + message + "'} from locale node to locale engine");
+        if (message instanceof CompletableFuture) return ((CompletableFuture) message).thenApply(msg -> sendOneMessage(msg, last, userid));
+        if (logger.isLoggable(Level.FINEST)) logger.finest("websocket want send message {userid:" + userid + ", content:'" + JsonConvert.root().convertTo(message) + "'} from locale node to " + ((this.localEngine != null) ? "locale" : "remote") + " engine");
         CompletableFuture<Integer> localFuture = null;
         if (this.localEngine != null) localFuture = localEngine.sendMessage(message, last, userid);
         if (this.sncpNodeAddresses == null || this.remoteNode == null) {
-            if (finest) logger.finest("websocket remote node is null");
+            if (logger.isLoggable(Level.FINEST)) logger.finest("websocket remote node is null");
             //没有CacheSource就不会有分布式节点
             return localFuture == null ? CompletableFuture.completedFuture(RETCODE_GROUP_EMPTY) : localFuture;
         }
         //远程节点发送消息
-        CompletableFuture<Collection<InetSocketAddress>> addrsFuture = sncpNodeAddresses.getCollectionAsync(userid);
+        CompletableFuture<Collection<InetSocketAddress>> addrsFuture = sncpNodeAddresses.getCollectionAsync(SOURCE_SNCP_USERID_PREFIX + userid);
         CompletableFuture<Integer> remoteFuture = addrsFuture.thenCompose((Collection<InetSocketAddress> addrs) -> {
-            if (finest) logger.finest("websocket found userid:" + userid + " on " + addrs);
-            if (addrs == null || addrs.isEmpty()) return CompletableFuture.completedFuture(0);
+            if (addrs == null || addrs.isEmpty()) {
+                if (logger.isLoggable(Level.FINER)) logger.finer("websocket not found userid:" + userid + " on any node ");
+                return CompletableFuture.completedFuture(RETCODE_GROUP_EMPTY);
+            }
+            if (logger.isLoggable(Level.FINEST)) logger.finest("websocket(localaddr=" + localSncpAddress + ") found userid:" + userid + " on " + addrs);
             CompletableFuture<Integer> future = null;
+            Object remoteMessage = formatRemoteMessage(message);
             for (InetSocketAddress addr : addrs) {
                 if (addr == null || addr.equals(localSncpAddress)) continue;
-                future = future == null ? remoteNode.sendMessage(addr, message, last, userid)
-                    : future.thenCombine(remoteNode.sendMessage(addr, message, last, userid), (a, b) -> a | b);
+                future = future == null ? remoteNode.sendMessage(addr, remoteMessage, last, userid)
+                    : future.thenCombine(remoteNode.sendMessage(addr, remoteMessage, last, userid), (a, b) -> a | b);
             }
-            return future == null ? CompletableFuture.completedFuture(0) : future;
+            return future == null ? CompletableFuture.completedFuture(RETCODE_GROUP_EMPTY) : future;
         });
         return localFuture == null ? remoteFuture : localFuture.thenCombine(remoteFuture, (a, b) -> a | b);
     }
+
+    private Object formatRemoteMessage(Object message) {
+        if (message instanceof WebSocketPacket) return message;
+        if (message instanceof byte[]) return message;
+        if (message instanceof CharSequence) return message;
+        if (textConvert != null) return ((TextConvert) textConvert).convertTo(message);
+        return JsonConvert.root().convertTo(message);
+    }
 }

src/org/redkale/net/http/WebSocketPacket.java

@@ -8,10 +8,11 @@ package org.redkale.net.http;
 import org.redkale.util.Utility;
 import java.io.*;
 import java.nio.ByteBuffer;
+import java.nio.charset.Charset;
+import java.util.AbstractMap;
 import java.util.function.Supplier;
 import java.util.logging.*;
-import org.redkale.convert.ConvertMask;
-import org.redkale.convert.json.JsonConvert;
+import org.redkale.convert.*;
 
 /**
  *
@@ -22,8 +23,16 @@ import org.redkale.convert.json.JsonConvert;
  */
 public final class WebSocketPacket {
 
+    private static final Charset UTF_8 = Charset.forName("UTF-8");
+
+    static final WebSocketPacket NONE = new WebSocketPacket();
+
     public static final WebSocketPacket DEFAULT_PING_PACKET = new WebSocketPacket(FrameType.PING, new byte[0]);
 
+    public static enum MessageType {
+        STRING, BYTES, OBJECT;
+    }
+
     public static enum FrameType {
 
         TEXT(0x01), BINARY(0x02), CLOSE(0x08), PING(0x09), PONG(0x0A);
@@ -58,12 +67,24 @@ public final class WebSocketPacket {
 
     protected boolean last = true;
 
-    protected Object sendJson;
+    //---------------发送------------------------
+    Object sendJson;
 
-    JsonConvert sendConvert;
+    Convert sendConvert;
+
+    boolean sendMapconvable;
 
     ByteBuffer[] sendBuffers;
 
+    //---------------接收------------------------
+    MessageType receiveType;
+
+    int receiveCount;
+
+    int receiveLength;
+
+    Object receiveMessage;
+
     ConvertMask receiveMasker;
 
     ByteBuffer[] receiveBuffers;
@@ -75,49 +96,12 @@ public final class WebSocketPacket {
         this(payload, true);
     }
 
-    public WebSocketPacket(Serializable message, boolean fin) {
-        boolean bin = message != null && message.getClass() == byte[].class;
-        if (bin) {
-            this.type = FrameType.BINARY;
-            this.bytes = (byte[]) message;
-        } else {
-            this.type = FrameType.TEXT;
-            this.payload = String.valueOf(message);
-        }
-        this.last = fin;
-    }
-
     public WebSocketPacket(String payload, boolean fin) {
         this.type = FrameType.TEXT;
         this.payload = payload;
         this.last = fin;
     }
 
-    public WebSocketPacket(JsonConvert convert, Object json, boolean fin) {
-        this.type = FrameType.TEXT;
-        this.sendConvert = convert;
-        this.sendJson = json;
-        this.last = fin;
-    }
-
-    WebSocketPacket(ByteBuffer[] sendBuffers, FrameType type, boolean fin) {
-        this.type = type;
-        this.last = fin;
-        this.setSendBuffers(sendBuffers);
-    }
-
-    void setSendBuffers(ByteBuffer[] sendBuffers) {
-        this.sendBuffers = sendBuffers;
-    }
-
-    ByteBuffer[] duplicateSendBuffers() {
-        ByteBuffer[] rs = new ByteBuffer[this.sendBuffers.length];
-        for (int i = 0; i < this.sendBuffers.length; i++) {
-            rs[i] = this.sendBuffers[i].duplicate();
-        }
-        return rs;
-    }
-
     public WebSocketPacket(byte[] data) {
         this(FrameType.BINARY, data, true);
     }
@@ -140,7 +124,46 @@ public final class WebSocketPacket {
         this.last = fin;
     }
 
-    public byte[] getContent() {
+    public WebSocketPacket(Serializable message, boolean fin) {
+        boolean bin = message != null && message.getClass() == byte[].class;
+        if (bin) {
+            this.type = FrameType.BINARY;
+            this.bytes = (byte[]) message;
+        } else {
+            this.type = FrameType.TEXT;
+            this.payload = String.valueOf(message);
+        }
+        this.last = fin;
+    }
+
+    WebSocketPacket(Convert convert, boolean mapconvable, Object json, boolean fin) {
+        this.type = (convert == null || !convert.isBinary()) ? FrameType.TEXT : FrameType.BINARY;
+        this.sendConvert = convert;
+        this.sendMapconvable = mapconvable;
+        this.sendJson = json;
+        this.last = fin;
+        if (mapconvable && !(json instanceof Object[])) throw new IllegalArgumentException();
+    }
+
+    WebSocketPacket(ByteBuffer[] sendBuffers, FrameType type, boolean fin) {
+        this.type = type;
+        this.last = fin;
+        this.setSendBuffers(sendBuffers);
+    }
+
+    void setSendBuffers(ByteBuffer[] sendBuffers) {
+        this.sendBuffers = sendBuffers;
+    }
+
+    ByteBuffer[] duplicateSendBuffers() {
+        ByteBuffer[] rs = new ByteBuffer[this.sendBuffers.length];
+        for (int i = 0; i < this.sendBuffers.length; i++) {
+            rs[i] = this.sendBuffers[i].duplicate().asReadOnlyBuffer(); //必须使用asReadOnlyBuffer， 否则会导致ByteBuffer对应的byte[]被ObjectPool回收两次
+        }
+        return rs;
+    }
+
+    public byte[] content() {
         if (this.type == FrameType.TEXT) return Utility.encodeUTF8(getPayload());
         if (this.bytes == null) return new byte[0];
         return this.bytes;
@@ -158,9 +181,29 @@ public final class WebSocketPacket {
         return last;
     }
 
+    public FrameType getType() {
+        return type;
+    }
+
+    public void setType(FrameType type) {
+        this.type = type;
+    }
+
+    public void setPayload(String payload) {
+        this.payload = payload;
+    }
+
+    public void setBytes(byte[] bytes) {
+        this.bytes = bytes;
+    }
+
+    public void setLast(boolean last) {
+        this.last = last;
+    }
+
     @Override
     public String toString() {
-        return this.getClass().getSimpleName() + "[type=" + type + ", last=" + last + (payload != null ? (", payload=" + payload) : "") + (bytes != null ? (", bytes=[" + bytes.length + ']') : "") + "]";
+        return this.getClass().getSimpleName() + "[type=" + type + ", last=" + last + (payload != null ? (", payload=" + payload) : "") + (bytes != null ? (", bytes=[" + bytes.length + ']') : (receiveLength > 0 ? (", receivemsg=" + receiveMessage) : "")) + (sendJson != null ? (", json=" + (sendMapconvable ? Utility.ofMap((Object[]) sendJson) : sendJson)) : "") + "]";
     }
 
     /**
@@ -188,7 +231,7 @@ public final class WebSocketPacket {
                     return supplier.get();
                 }
             };
-            ByteBuffer[] buffers = this.sendConvert.convertTo(newsupplier, sendJson);
+            ByteBuffer[] buffers = this.sendMapconvable ? this.sendConvert.convertMapTo(newsupplier, (Object[]) sendJson) : this.sendConvert.convertTo(newsupplier, sendJson);
             int len = 0;
             for (ByteBuffer buf : buffers) {
                 len += buf.remaining();
@@ -213,7 +256,7 @@ public final class WebSocketPacket {
         }
 
         ByteBuffer buffer = supplier.get();  //确保ByteBuffer的capacity不能小于128
-        final byte[] content = getContent();
+        final byte[] content = content();
         final int len = content.length;
         if (len <= 0x7D) { //125
             buffer.put(opcode);
@@ -267,6 +310,21 @@ public final class WebSocketPacket {
 //        String rs = JsonConvert.root().convertFrom(String.class, masker, buffer);
 //        System.out.println(rs);
 //    }
+    /**
+     *
+     * @param webSocket  WebSocket
+     * @param readBuffer ByteBuffer
+     *
+     * @return boolean 已接收完返回true， 需要继续接收body返回false；
+     */
+    boolean receiveBody(WebSocket webSocket, ByteBuffer readBuffer) {
+        int need = receiveLength - receiveCount;
+        boolean over = readBuffer.remaining() >= need;
+        this.receiveBuffers = Utility.append(this.receiveBuffers, readBuffer);
+        if (over) parseReceiveMessage(webSocket, this.receiveBuffers);
+        return over;
+    }
+
     /**
      * 消息解码  <br>
      *
@@ -292,26 +350,25 @@ public final class WebSocketPacket {
      * @param buffer
      * @param exbuffers
      *
-     * @return
+     * @return 返回NONE表示Buffer内容不够； 返回this表示解析完成或部分解析完成；返回null表示解析异常；
      */
-    WebSocketPacket decode(final Logger logger, final ByteBuffer buffer, ByteBuffer... exbuffers) {
+    WebSocketPacket decode(final Logger logger, final WebSocket webSocket, final int wsmaxbody,
+        final AbstractMap.SimpleEntry<String, byte[]> halfBytes, final ByteBuffer buffer) {
+        //开始
         final boolean debug = false; //调试开关
-        if (debug) {
-            int remain = buffer.remaining();
-            if (exbuffers != null) {
-                for (ByteBuffer b : exbuffers) {
-                    remain += b == null ? 0 : b.remaining();
-                }
-            }
-            logger.log(Level.FINEST, "read websocket message's length = " + remain);
+        if (debug) logger.log(Level.FINEST, "read websocket message's length = " + buffer.remaining());
+        if (!buffer.hasRemaining()) return NONE;
+        if (buffer.remaining() < 2) {
+            byte[] bs = new byte[buffer.remaining()];
+            buffer.get(bs);
+            halfBytes.setValue(bs);
+            return NONE;
         }
-        if (buffer.remaining() < 2) return null;
-        byte opcode = buffer.get();
+        final byte opcode = buffer.get();   //第一个字节
         this.last = (opcode & 0b1000_0000) != 0;
         this.type = FrameType.valueOf(opcode & 0xF);
         if (type == FrameType.CLOSE) {
             if (debug) logger.log(Level.FINEST, " receive close command from websocket client");
-            return this;
         }
         final boolean checkrsv = false;//暂时不校验
         if (checkrsv && (opcode & 0b0111_0000) != 0) {
@@ -327,9 +384,23 @@ public final class WebSocketPacket {
         //0xA 表示一个pong
         //0x0B-0F 为以后的控制帧保留
         final boolean control = (opcode & 0b0000_1000) != 0; //是否控制帧
-        byte lengthCode = buffer.get();
+        final byte crcode = buffer.get();  //第二个字节
+
+        byte lengthCode = crcode;
         final boolean masked = (lengthCode & 0x80) == 0x80;
         if (masked) lengthCode ^= 0x80; //mask
+
+        //判断Buffer剩余内容够不够基本信息的创建
+        int minBufferLength = ((lengthCode <= 0x7D) ? 0 : (lengthCode == 0x7E ? 2 : 4)) + (masked ? 4 : 0);
+        if (buffer.remaining() < minBufferLength) {
+            byte[] bs = new byte[2 + buffer.remaining()];
+            bs[0] = opcode;
+            bs[1] = crcode;
+            buffer.get(bs, 2, buffer.remaining());
+            halfBytes.setValue(bs);
+            return NONE;
+        }
+
         int length;
         if (lengthCode <= 0x7D) { //125
             length = lengthCode;
@@ -344,6 +415,11 @@ public final class WebSocketPacket {
                 length = buffer.getInt();
             }
         }
+        if (length > wsmaxbody && wsmaxbody > 0) {
+            if (debug) logger.log(Level.FINE, "message length (" + length + ") too big, must less " + wsmaxbody + "");
+            return null;
+        }
+        this.receiveLength = length;
         if (masked) {
             final byte[] masks = new byte[4];
             buffer.get(masks);
@@ -357,25 +433,65 @@ public final class WebSocketPacket {
                 }
             };
         }
-        this.receiveBuffers = Utility.append(new ByteBuffer[]{buffer}, exbuffers);
+        if (buffer.remaining() >= this.receiveLength) { //内容足够， 可以解析
+            this.parseReceiveMessage(webSocket, buffer);
+            this.receiveCount = this.receiveLength;
+        } else {
+            this.receiveCount = buffer.remaining();
+            this.receiveBuffers = buffer.hasRemaining() ? new ByteBuffer[]{buffer} : null;
+        }
         return this;
     }
 
-    byte[] getReceiveBytes() {
-        if (this.receiveBuffers.length == 0) return new byte[0];
-        if (this.receiveBuffers.length == 1 && this.receiveBuffers[0].remaining() == 0) return new byte[0];
-
-        int count = 0;
-        for (ByteBuffer buf : this.receiveBuffers) {
-            count += buf.remaining();
+    void parseReceiveMessage(WebSocket webSocket, ByteBuffer... buffers) {
+        if (this.type == FrameType.TEXT) {
+            Convert textConvert = webSocket.getTextConvert();
+            if (textConvert == null) {
+                this.receiveMessage = new String(this.getReceiveBytes(buffers), UTF_8);
+                this.receiveType = MessageType.STRING;
+            } else {
+                this.receiveMessage = textConvert.convertFrom(webSocket._messageTextType, this.receiveMasker, buffers);
+                this.receiveCount = this.receiveLength;
+                this.receiveType = MessageType.OBJECT;
+            }
+        } else if (this.type == FrameType.BINARY) {
+            Convert binaryConvert = webSocket.getBinaryConvert();
+            if (binaryConvert == null) {
+                this.receiveMessage = this.getReceiveBytes(buffers);
+                this.receiveType = MessageType.BYTES;
+            } else {
+                this.receiveMessage = binaryConvert.convertFrom(webSocket._messageTextType, this.receiveMasker, buffers);
+                this.receiveCount = this.receiveLength;
+                this.receiveType = MessageType.OBJECT;
+            }
+        } else if (this.type == FrameType.PING) {
+            this.receiveMessage = this.getReceiveBytes(buffers);
+            this.receiveType = MessageType.BYTES;
+        } else if (this.type == FrameType.PONG) {
+            this.receiveMessage = this.getReceiveBytes(buffers);
+            this.receiveType = MessageType.BYTES;
+        } else if (this.type == FrameType.CLOSE) {
+            this.receiveMessage = this.getReceiveBytes(buffers);
+            this.receiveType = MessageType.BYTES;
         }
-        byte[] bs = new byte[count];
+    }
+
+    boolean isReceiveFinished() {
+        return this.receiveLength <= this.receiveCount;
+    }
+
+    byte[] getReceiveBytes(ByteBuffer... buffers) {
+        final int length = this.receiveLength;
+        if (length == 0) return new byte[0];
+        byte[] bs = new byte[length];
         int index = 0;
-        for (ByteBuffer buf : this.receiveBuffers) {
-            int r = buf.remaining();
+        for (ByteBuffer buf : buffers) {
+            int r = Math.min(buf.remaining(), length - index);
             buf.get(bs, index, r);
             index += r;
+            if (index >= length) break;
         }
+        this.receiveCount = index;
         ConvertMask mask = this.receiveMasker;
         if (mask != null) {
             for (int i = 0; i < bs.length; i++) {
@@ -384,4 +500,5 @@ public final class WebSocketPacket {
         }
         return bs;
     }
+
 }