加入socket.io跨域

src/main/java/cn/meteor/beyondclouds/modules/im/server/SocketIOServiceImpl.java

@@ -115,6 +115,7 @@ public class SocketIOServiceImpl implements SocketIOService {
     @Override
     public void pushMessage(String userId, String message) {
         SocketIOClient client = CLIENT_MAP.get(userId);
+        log.info("send message to {}", client);
         if (null != client) {
             client.sendEvent(PUSH_EVENT, message);
         }