bargain.java

基于 C/S 模式的网上购物系统

package RegisterAndLogin;
//店主端监听是否有客户要求议价
import java.io.*;
import java.net.*;
import javax.swing.JOptionPane;
public class Bargain extends Thread{

	public ServerSocket bargain=null;
	public String username="";
	public Bargain(String username)
	{
		this.username=username;
	}
	public void run()
	{System.out.println("Bargain");
		try{
			bargain=new ServerSocket(8005);
		    
		while(true)
		{
			Socket toCustomer=bargain.accept();
			ObjectInputStream is=new ObjectInputStream(toCustomer.getInputStream());
			   ObjectOutputStream os=new ObjectOutputStream(toCustomer.getOutputStream());
			System.out.println(toCustomer+"呼叫议价");
			Object[] options = { "OK", "CANCEL" };
            int value=JOptionPane.showOptionDialog(null, toCustomer+"呼叫议价,是否接受","提示" ,
               JOptionPane.YES_NO_OPTION,JOptionPane.WARNING_MESSAGE,null, 
               options, options[0]);
			if(value==0)//接受
			{  
				HostBargain thisclass=new HostBargain(os,is,username,toCustomer);
				HostListening hListen=new HostListening(thisclass,is);
				hListen.start();
			}
			else
			{
				os.writeObject(username+"Say:   不接受议价");
				os.flush();
				os.close();
				is.close();
				toCustomer.close();
			}
		}
		}
		catch(Exception ex)
		{
			ex.printStackTrace();
		}
	}
}