java消息推送与接收

package com.zl;

import java.net.ServerSocket;
import java.net.Socket;
import org.apache.commons.mvc.util.FileUtil;

public class TestSocket {

    public static void main(String[] args) {
        new ServerThread().start();
    }

}

//创建一个线程在后台监听
class ServerThread extends Thread {

    public void run() {
        ServerSocket serversocket = null;
        try {
            serversocket = new ServerSocket(10000);// 创建一个serversocket对象，并让他在Port端口监听
            while (true) {
                Socket socket = serversocket.accept();// 接收客户端发送的请求
                System.out.println(FileUtil.readFile(socket.getInputStream(), null, 1, false));
                socket.close();
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                serversocket.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

}

package com.zl;

import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.Socket;

public class Test {

    public static void main(String[] args) throws Exception {
        socket();
    }

    public static void socket() {
        try {
            Socket socket = new Socket("192.168.1.58", 10000);// 创建socket对象，指定服务器端地址和端口号
            OutputStream output = socket.getOutputStream();
            PrintWriter out = new PrintWriter(output, true);// 获取 Client 端的输出流
            out.print("发送信息内容");// 填充信息
            out.flush();out.close();
            output.flush();output.close();
            socket.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

}

comet4j

http://blog.csdn.net/shadowsick/article/details/9014139