socket 即时通讯

//socket
implementation (‘io.socket:socket.io-client:1.0.0‘) {
    // excluding org.json which is provided by Android
    exclude group: ‘org.json‘, module: ‘json‘
}

Socket socket;
try {
    socket = IO.socket(MyApp.baseSocketUrl));
    socket.on(Socket.EVENT_CONNECT, new Emitter.Listener() {
        @Override
        public void call(Object... args) {
            Log.d(TAG, "call: socket已连接");
            LoginSocketBean loginSocketBean = new LoginSocketBean(myApp.getUser_id());
            Gson gson = new Gson();
            JSONObject jsonObject = null;
            try {
                jsonObject = new JSONObject(gson.toJson(loginSocketBean));
            } catch (JSONException e) {
                e.printStackTrace();
            }
            Log.d(TAG, "call: 进行登录");
            socket.emit("user_login",jsonObject);
        }
    }).on(Socket.EVENT_DISCONNECT, new Emitter.Listener() {

        @Override
        public void call(Object... args) {
            Log.d(TAG, "call: socket已断开连接");
        }

    });
    socket.connect();
} catch (URISyntaxException e) {
    e.printStackTrace();
    Log.d(TAG, "onCreate: socket初始化失败");
}