server_socket.java

QQ聊天程序

package com.tarena.xiaozr.qq;
import java.net.*;
import java.util.*;
import java.io.*;

public class Server_socket extends Thread
{
	private ServerSocket scoket;
	private History history_info=new History();
	private Vector clientnum=new Vector();

	public void run()
	{
		try
		{
			scoket=new ServerSocket(2222);
			while(true)
			{
				Socket sc=scoket.accept();
				clientnum.addElement(sc);
				System.out.println(sc);
				Client_socket ddd=new Client_socket(sc,history_info);
				ddd.start();
			}
		}
		catch(Exception e)
		{
			System.out.println(3);
			System.out.println(e);
		}
	}
	public void stop_server()
	{
		try
		{
			scoket.close();
			Enumeration sc=clientnum.elements();
			while(sc.hasMoreElements())
			{
				Socket sc1=(Socket)sc.nextElement();
				sc1.close();
				System.out.println("some client is rejected");
			}
			clientnum.clear();
		}
		catch(Exception e)
		{
			System.out.println(5);
			System.out.println(e);
		}

	}
};