package com.example.qmik.framework;

import java.io.BufferedOutputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketAddress;
import java.util.ArrayList;
import java.util.List;
/*
 * 功能：客户端连接监听器
 * 时间：2013/06/07
 * 作者：M1301001
 */
public class IoSocketListener implements Runnable {

    private List<Socket> socketList=new ArrayList<Socket>();
    
    private int serverPort=17171;
    
    private ServerSocket socket;
    
    public IoSocketListener(){
        
        try {
            this.socket=new ServerSocket(this.serverPort);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    
    @Override
    public void run() {

        try {
            while(true){
                Socket client = this.socket.accept();
                this.socketList.add(client);
                
                SocketAddress caddress=client.getRemoteSocketAddress();
                String ip=caddress.toString();
                this.sendMsg(client,ip);
                
                Thread h=new Thread(new IoClientListener(client));
                h.start();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    
    /*
     * 释放资源
     */
    public void onDestroy(){
        if(this.socket!=null){            
            try {
                
                for(Socket item:this.socketList){
                    item.close();
                }
                this.socket.close();
            } catch (IOException e) {
                return;
            }
        }
    }
    /*
     * 发送消息到客户端
     */
    public synchronized void sendMsg(Socket client,String msg) {
        try {
            
            BufferedOutputStream out = new BufferedOutputStream(client.getOutputStream());
            out.write(msg.getBytes("utf-8"));    
            out.flush();
            
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

package com.example.qmik.framework;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
/*
 * 功能：客户端消息监听器
 * 时间：2013/06/07
 * 作者：M1301001
 */
public class IoClientListener implements Runnable {
    Socket client;
    public IoClientListener(Socket client) {
        this.client=client;
        this.run();
    }

    @Override
    public void run() {
        while (true) {
            try {
                DataInputStream in =new DataInputStream(client.getInputStream());
                String msg=null;
                String s;
                while((s = in.readLine())!=null){
                    msg+=s;
                }
                if(msg!=null){
                    sendMsg(msg);
                }
                else{
                    if(!client.isConnected()){
                        client.close();
                    }
                    break;
                }
                
            } catch (IOException e) {
                e.printStackTrace();
                break;
            }
        }
    }
    
    /*
     * 发送消息到客户端
     */
    public synchronized void sendMsg(String msg) {
        try {
            DataOutputStream out=new DataOutputStream(client.getOutputStream());
            out.write(msg.getBytes("utf-8"));    
            out.flush();
            
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}