tclient.java

一共两个文件

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.net.*;
import java.io.*;

public class TClient extends JFrame implements Runnable,ActionListener
{
	JTextField info = new JTextField(10);
	List list = new List(20);	
	InputStream is;
	OutputStream os;
	BufferedOutputStream bos;
	BufferedInputStream bis;
	public TClient()
	{
		super("TCP客户端");
		setSize(300,400);
		
		JPanel p = new JPanel();
		JLabel l = new JLabel("消息");
		p.add(l);
		p.add(info);
		add(p,"South");
		add(list,"Center"); 
	}
	public void init(Socket s)
	{
		try{
			is = s.getInputStream();
			os = s.getOutputStream();
			bos= new BufferedOutputStream(os);
			bis= new BufferedInputStream(is);
			
			info.addActionListener(this);

			new Thread(this).start();
		}catch(Exception e){}	
	}
	public void run()
	{
		try{
			while(true)
			{
				byte [] b = new byte[1024];
				int i = bis.read(b);
				list.add(new String(b,0,i),0);
			}	
		}catch(Exception e){}
	}
	public void actionPerformed(ActionEvent e)
	{
		try{
			byte [] b = info.getText().getBytes();
			bos.write(b);
			bos.flush();
			info.setText("");
		}catch(Exception ec){}
	}
	public static void main(String [] args)
	{
		try{
			System.out.println("正在连接服务器端");
			Socket sk = new Socket(InetAddress.getByName("localhost"),8866);

			TClient tc = new TClient();
			tc.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
			tc.setVisible(true);
			tc.init(sk);
		}catch(Exception e){System.out.println("尝试连接失败...");}	
	}
}