public void HandleNewClient(long session)
        {
            ID = session;

            // 접속 했으니 hello 보내기
            SimpleChat.CMsgHello hello = new SimpleChat.CMsgHello();
            hello.account = Account;
            hello.passwd  = "";
            SendObject(SimpleChat.MESSAGE_ID.CMSG_HELLO, hello);
        }
        private void HandleMessage(long sessionId, SimpleChat.CMsgHello req)
        {
            ChatClient client = null;

            _clients.TryGetValue(sessionId, out client);
            SimpleChat.SMsgHello ack = new SimpleChat.SMsgHello();
            if (client != null)
            {
                client.Account  = req.account;
                ack.returnValue = SimpleChat.SMsgHello.RET.OK;
            }
            else
            {
                ack.returnValue = SimpleChat.SMsgHello.RET.FAILED;
            }

            SendMessage(sessionId, SimpleChat.MESSAGE_ID.SMSG_HELLO, ack);
        }