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

@@ -233,6 +233,13 @@ public final class Rest {
             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());
+            }
+            mv.visitFieldInsn(PUTFIELD, newDynName, "liveinterval", "I");
             mv.visitInsn(RETURN);
             mv.visitMaxs(2, 1);
             mv.visitEnd();

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

@@ -37,6 +37,13 @@ public @interface RestWebSocket {
      */
     String catalog() default "";
 
+    /**
+     * 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
+     *
+     * @return int
+     */
+    int liveinterval() default 60;
+
     /**
      * 是否屏蔽该类的转换
      *

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

@@ -54,30 +54,33 @@ public final class WebSocketEngine {
     //FINEST日志级别
     protected final boolean finest;
 
-    protected WebSocketEngine(String engineid, HttpContext context, WebSocketNode node, Logger logger) {
+    private int liveinterval;
+
+    protected WebSocketEngine(String engineid, HttpContext context, int liveinterval, WebSocketNode node, Logger logger) {
         this.engineid = engineid;
         this.context = context;
         this.convert = context.getJsonConvert();
         this.node = node;
+        this.liveinterval = liveinterval;
         this.logger = logger;
         this.index = sequence.getAndIncrement();
         this.finest = logger.isLoggable(Level.FINEST);
     }
 
     void init(AnyValue conf) {
-        final int liveinterval = conf == null ? DEFAILT_LIVEINTERVAL : conf.getIntValue("liveinterval", DEFAILT_LIVEINTERVAL);
+        final int interval = conf == null ? (liveinterval < 0 ? DEFAILT_LIVEINTERVAL : liveinterval) : conf.getIntValue("liveinterval", (liveinterval < 0 ? DEFAILT_LIVEINTERVAL : liveinterval));
-        if (liveinterval <= 0) return;
+        if (interval <= 0) return;
         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 = (liveinterval - System.currentTimeMillis() / 1000 % liveinterval) + index * 5;
+        long delay = (interval - System.currentTimeMillis() / 1000 % interval) + index * 5;
         scheduler.scheduleWithFixedDelay(() -> {
             getWebSocketGroups().stream().forEach(x -> x.sendEachPing());
-        }, delay, liveinterval, TimeUnit.SECONDS);
+        }, delay, interval, TimeUnit.SECONDS);
-        if (finest) logger.finest(this.getClass().getSimpleName() + "(" + engineid + ")" + " start keeplive(delay:" + delay + ", interval:" + liveinterval + "s) scheduler executor");
+        if (finest) logger.finest(this.getClass().getSimpleName() + "(" + engineid + ")" + " start keeplive(delay:" + delay + ", interval:" + interval + "s) scheduler executor");
     }
 
     void destroy(AnyValue conf) {

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

@@ -62,6 +62,8 @@ public abstract class WebSocketServlet extends HttpServlet implements Resourcabl
 
     protected Type messageTextType;  //RestWebSocket时会被修改
 
+    protected int liveinterval = DEFAILT_LIVEINTERVAL;
+
     @Resource
     protected JsonConvert jsonConvert;  //Rest.createRestWebSocketServlet 需要过滤掉已有的@Resource
 
@@ -96,7 +98,7 @@ public abstract class WebSocketServlet extends HttpServlet implements Resourcabl
             if (logger.isLoggable(Level.WARNING)) logger.warning("Not found WebSocketNode, create a default value for " + getClass().getName());
         }
         //存在WebSocketServlet，则此WebSocketNode必须是本地模式Service
-        this.node.localEngine = new WebSocketEngine("WebSocketEngine-" + addr.getHostString() + ":" + addr.getPort() + "-[" + resourceName() + "]", context, this.node, logger);
+        this.node.localEngine = new WebSocketEngine("WebSocketEngine-" + addr.getHostString() + ":" + addr.getPort() + "-[" + resourceName() + "]", context, liveinterval, this.node, logger);
         this.node.init(conf);
         this.node.localEngine.init(conf);
     }