diff --git a/src/main/java/org/redkale/asm/AsmMethodBoost.java b/src/main/java/org/redkale/asm/AsmMethodBoost.java
new file mode 100644
index 000000000..b98d1eca6
--- /dev/null
+++ b/src/main/java/org/redkale/asm/AsmMethodBoost.java
@@ -0,0 +1,35 @@
+/*
+ *
+ */
+package org.redkale.asm;
+
+import java.lang.reflect.Method;
+import org.redkale.annotation.Nullable;
+
+/**
+ * 生产动态字节码的方法扩展器， 可以进行方法加强动作
+ *
+ * @param <T> 泛型
+ *
+ * @since 2.8.0
+ */
+public interface AsmMethodBoost<T> {
+
+    /**
+     * 对方法进行动态加强处理
+     *
+     * @param cw            动态字节码Writer
+     * @param method        操作的方法
+     * @param newMethodName 新的方法名, 可能为null
+     *
+     * @return 下一个新的方法名，不做任何处理应返回参数newMethodName
+     */
+    public String doMethod(ClassWriter cw, Method method, @Nullable String newMethodName);
+
+    /**
+     * 实例对象进行操作，通常用于给动态的字段赋值
+     *
+     * @param service 实例对象
+     */
+    public void doInstance(T service);
+}
diff --git a/src/main/java/org/redkale/asm/AsmMethodBoosts.java b/src/main/java/org/redkale/asm/AsmMethodBoosts.java
new file mode 100644
index 000000000..76fb8c9df
--- /dev/null
+++ b/src/main/java/org/redkale/asm/AsmMethodBoosts.java
@@ -0,0 +1,43 @@
+/*
+ *
+ */
+package org.redkale.asm;
+
+import java.lang.reflect.Method;
+
+/**
+ * 生产动态字节码的方法扩展器， 可以进行方法加强动作
+ *
+ * @param <T> 泛型
+ *
+ * @since 2.8.0
+ */
+public class AsmMethodBoosts<T> implements AsmMethodBoost<T> {
+
+    private final AsmMethodBoosts[] items;
+
+    public AsmMethodBoosts(AsmMethodBoosts... items) {
+        this.items = items;
+    }
+
+    @Override
+    public String doMethod(ClassWriter cw, Method method, String newMethodName) {
+        String newName = newMethodName;
+        for (AsmMethodBoosts item : items) {
+            if (item != null) {
+                newName = item.doMethod(cw, method, newName);
+            }
+        }
+        return newName;
+    }
+
+    @Override
+    public void doInstance(T service) {
+        for (AsmMethodBoosts item : items) {
+            if (item != null) {
+                item.doInstance(service);
+            }
+        }
+    }
+
+}
diff --git a/src/main/java/org/redkale/cache/spi/CacheManagerService.java b/src/main/java/org/redkale/cache/spi/CacheManagerService.java
index ae28e2980..42726bd35 100644
--- a/src/main/java/org/redkale/cache/spi/CacheManagerService.java
+++ b/src/main/java/org/redkale/cache/spi/CacheManagerService.java
@@ -97,7 +97,7 @@ public class CacheManagerService implements CacheManager, Service {
         if (this.enabled) {
             this.localSource.init(conf);
             String remoteSourceName = conf.getValue("remote");
-            if (remoteSource == null && application != null && Utility.isNotBlank(remoteSourceName)) {
+            if (Utility.isNotBlank(remoteSourceName)) {
                 CacheSource source = application.loadCacheSource(remoteSourceName, false);
                 if (source == null) {
                     throw new RedkaleException("Not found CacheSource '" + remoteSourceName + "'");
diff --git a/src/main/java/org/redkale/net/http/Rest.java b/src/main/java/org/redkale/net/http/Rest.java
index 6ec2de230..7d0921473 100644
--- a/src/main/java/org/redkale/net/http/Rest.java
+++ b/src/main/java/org/redkale/net/http/Rest.java
@@ -594,7 +594,7 @@ public final class Rest {
                 {
                     av0 = fv.visitAnnotation(resDesc, true);
                     av0.visit("name", res != null ? res.name() : res2.name());
-                    av0.visit("required", res != null ? res.required() : true);
+                    av0.visit("required", res == null || res.required());
                     av0.visitEnd();
                 }
                 fv.visitEnd();
diff --git a/src/main/java/org/redkale/net/sncp/Sncp.java b/src/main/java/org/redkale/net/sncp/Sncp.java
index c72bb34da..496272e10 100644
--- a/src/main/java/org/redkale/net/sncp/Sncp.java
+++ b/src/main/java/org/redkale/net/sncp/Sncp.java
@@ -31,6 +31,7 @@ import org.redkale.util.RedkaleClassLoader;
 import org.redkale.util.TypeToken;
 import org.redkale.util.Uint128;
 import org.redkale.util.Utility;
+import static org.redkale.util.Utility.isEmpty;
 
 /**
  * Service Node Communicate Protocol
@@ -271,11 +272,11 @@ public abstract class Sncp {
     //格式: sncp.req.module.user
     public static String generateSncpReqTopic(String resourceName, Class resourceType, int nodeid) {
         if (WebSocketNode.class.isAssignableFrom(resourceType)) {
-            return getSncpReqTopicPrefix() + "module.wsnode" + nodeid + (resourceName.isEmpty() ? "" : ("-" + resourceName));
+            return getSncpReqTopicPrefix() + "module.wsnode" + nodeid + (isEmpty(resourceName) ? "" : ("-" + resourceName));
         }
         return getSncpReqTopicPrefix() + "module."
             + resourceType.getSimpleName().replaceAll("Service.*$", "").toLowerCase()
-            + (resourceName.isEmpty() ? "" : ("-" + resourceName));
+            + (isEmpty(resourceName) ? "" : ("-" + resourceName));
     }
 
     public static String getSncpReqTopicPrefix() {
@@ -729,7 +730,8 @@ public abstract class Sncp {
             throw new SncpException(serviceTypeOrImplClass + " is not Service type");
         }
         if ((sncpRpcGroups == null || client == null) && agent == null) {
-            throw new SncpException("SncpRpcGroups/SncpClient and MessageAgent are both null");
+            throw new SncpException(SncpRpcGroups.class.getSimpleName() + "/" + SncpClient.class.getSimpleName()
+                + " and " + MessageAgent.class.getSimpleName() + " are both null");
         }
         ResourceFactory.checkResourceName(name);
         final int mod = serviceTypeOrImplClass.getModifiers();
diff --git a/src/main/java/org/redkale/schedule/Scheduled.java b/src/main/java/org/redkale/schedule/Scheduled.java
index 2f67835c4..a6ad1b0d9 100644
--- a/src/main/java/org/redkale/schedule/Scheduled.java
+++ b/src/main/java/org/redkale/schedule/Scheduled.java
@@ -7,7 +7,7 @@ import java.lang.annotation.*;
 import java.util.concurrent.TimeUnit;
 
 /**
- * 定时任务标记，只能作用于Service的protected且无参数方法上, 功能类似Spring里的Scheduled注解
+ * 定时任务标记，只能作用于Service的无参数方法上, 功能类似Spring里的Scheduled注解
  *
  *
  * <p>
@@ -22,7 +22,7 @@ import java.util.concurrent.TimeUnit;
 public @interface Scheduled {
 
     /**
-     * 名称
+     * 名称, 也可以用于第三方实现的定时任务组件的key
      *
      * @return 名称
      */