Java系列：Java实现websocket客户端

package com;

import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.ByteBuffer;
import java.nio.channels.NotYetConnectedException;
import org.java_websocket.WebSocket.READYSTATE;
import org.java_websocket.client.WebSocketClient;
import org.java_websocket.drafts.Draft_17;
import org.java_websocket.handshake.ServerHandshake;
public class Client {
    public static WebSocketClient client;
    public static void main(String[] args) throws URISyntaxException, NotYetConnectedException, UnsupportedEncodingException {
        client = new WebSocketClient(new URI("ws://192.168.126.131:9999"),new Draft_17()) {
            EstablishXMLFile exf = new EstablishXMLFile();
            @Override
            public void onOpen(ServerHandshake arg0) {
                System.out.println("打开链接");
            }

            @Override
            public void onMessage(String arg0) {
                exf.recieveMessage(arg0);
            }

            @Override
            public void onError(Exception arg0) {
                arg0.printStackTrace();
                System.out.println("发生错误已关闭");
            }

            @Override
            public void onClose(int arg0, String arg1, boolean arg2) {
                System.out.println("链接已关闭");
            }

            @Override
            public void onMessage(ByteBuffer bytes) {
                try {
                    System.out.println(new String(bytes.array(),"utf-8"));
                } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();
                }
            }
        };

        client.connect();

        while(!client.getReadyState().equals(READYSTATE.OPEN)){
            System.out.println("还没有打开");
        }
        System.out.println("打开了");
        send("hello world".getBytes("utf-8"));
        client.send("hello world");
    }

    public static void send(byte[] bytes){
        client.send(bytes);
    }
}