问良好的android网络实践

EN

public static void init(String h){
    host=h;
    connected=false;
    instance = new Client();
    new Thread(new Runnable() {
        @Override
        public void run() {
            group = new NioEventLoopGroup();
            try{
                bootstrap = new Bootstrap()
                        .group(group)
                        .channel(NioSocketChannel.class)
                        .handler(instance);

                channel = bootstrap.connect(host,PORT).sync().channel();
                connected=true;

            } catch (Exception e) {
                if (notifier!=null){
                    notifier.onServerNoLongerReachable();
                }
                e.printStackTrace();
            }
        }
    }).start();
}

public static void setNotifier(ClientInterface notif){
    notifier = notif;
}

public interface ClientInterface{
    void onReceive(String msg);
    void onServerNoLongerReachable();
}