src/com/wentch/redkale/net/http/WebSocket.java

@@ -114,6 +114,10 @@ public abstract class WebSocket {
     protected final WebSocketGroup getWebSocketGroup(long groupid) {
         return engine.getWebSocketGroup(groupid);
     }
+    
+    protected final Collection<WebSocketGroup> getWebSocketGroups() {
+        return engine.getWebSocketGroups();
+    }
 
     //-------------------------------------------------------------------
     /**

src/com/wentch/redkale/net/http/WebSocketEngine.java

@@ -49,6 +49,10 @@ public final class WebSocketEngine {
         if (group.isEmpty()) containers.remove(socket.groupid);
     }
 
+    Collection<WebSocketGroup> getWebSocketGroups() {
+        return containers.values();
+    }
+
     public WebSocketGroup getWebSocketGroup(Serializable groupid) {
         return containers.get(groupid);
     }