private void sendMsgByShortTcp(String clientName) {
		ChannelFuture future = ClientThread.bootstrap
				.connect(ClientThread.remoteServerAddress);

		future.awaitUninterruptibly();// 这里为了简便,调用此方法。更好的方法应该是加listener

		Channel channel = future.getChannel();
		if (channel != null && channel.isOpen() && channel.isConnected()
				&& channel.isWritable()) {
			System.out.println("客户端建立短连接: " + channel + " 发送消息");
			String s = clientName + " say Hello";
			channel.write(s);
		}
	}