add get user group list and destroy user function

broker/src/main/java/io/moquette/imhandler/DestroyUserHandler.java

@@ -0,0 +1,38 @@
+/*
+ * This file is part of the Wildfire Chat package.
+ * (c) Heavyrain2012 <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+package io.moquette.imhandler;
+
+import cn.wildfirechat.common.ErrorCode;
+import cn.wildfirechat.proto.WFCMessage;
+import io.moquette.persistence.MemorySessionStore;
+import io.moquette.spi.impl.Qos1PublishHandler;
+import io.moquette.spi.impl.security.TokenAuthenticator;
+import io.netty.buffer.ByteBuf;
+import win.liyufan.im.IMTopic;
+
+@Handler(IMTopic.DestroyUserTopic)
+public class DestroyUserHandler extends IMHandler<WFCMessage.IDBuf> {
+    @Override
+    public ErrorCode action(ByteBuf ackPayload, String clientID, String fromUser, boolean isAdmin, WFCMessage.IDBuf request, Qos1PublishHandler.IMCallback callback) {
+        if (isAdmin) {
+            mServer.getImBusinessScheduler().execute(()-> {
+                m_sessionsStore.clearUserSession(fromUser);
+                m_messagesStore.clearUserMessages(fromUser);
+                m_messagesStore.clearUserSettings(fromUser);
+                m_messagesStore.clearUserFriend(fromUser);
+                m_messagesStore.clearUserGroups(fromUser);
+                m_messagesStore.clearUserChannels(fromUser);
+                m_messagesStore.destoryUser(fromUser);
+            });
+            return ErrorCode.ERROR_CODE_SUCCESS;
+        } else {
+            return ErrorCode.ERROR_CODE_NOT_RIGHT;
+        }
+    }
+}

broker/src/main/java/io/moquette/imhandler/IMHandler.java

@@ -83,11 +83,10 @@ abstract public class IMHandler<T> {
                 }
             }
 
-
             for (Method method : getClass().getDeclaredMethods()
                  ) {
 
-                if (method.getName() == actionName && method.getParameterCount() == 6) {
+                if (method.getName() == actionName && method.getParameterCount() == 6 && !method.getParameterTypes()[4].equals(Object.class)) {
                     dataCls = method.getParameterTypes()[4];
                     break;
                 }