向高手求一程序代码

[fhqypm_126]

本人现在急需一个JAVA写的网络聊天程序,越简单越好.但最好是GUI形式的.就像这样:

这个网址中的代码不能运行.由于我是初学JAVA还请高手帮忙给个能运行的完整程序出来.谢谢.

[老紫竹]

package test.cs;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.UnknownHostException;

public class TalkClient {
  public static void main(String[] args) {
    try {
      Socket socket = new Socket("211.144.155.20", 23);
      BufferedReader sin = new BufferedReader(new InputStreamReader(System.in));
      PrintWriter os = new PrintWriter(socket.getOutputStream());
      BufferedReader is = new BufferedReader(new InputStreamReader(socket.getInputStream()));
      String readline;
      readline = sin.readLine();
      while (!readline.equals("bye")) {
        os.println(readline);
        os.flush();
        System.out.println("Server:" + is.readLine());
        readline = sin.readLine();
      }
      os.close();
      is.close();
      socket.close();
    } catch (UnknownHostException e) {
      System.out.println("cann't   find   sever.program   end.");
      System.exit(0);
      e.printStackTrace();
    } catch (IOException e) {
      System.out.println("can't   find   sever.program   end");
      System.exit(0);

    } catch (Exception e) {
      e.getMessage();
    }
  }

}

package test.cs;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;

public class TalkServer {
  public static void main(String[] args) {
    ServerSocket server = null;
    try {
      // boolean listening=true;
      try {
        server = new ServerSocket(14700);
      } catch (IOException e) {
        System.out.println("can't   listen   to:" + e);
        e.getMessage();
      }
      while (true) {
        Socket socket = null;
        try {
          socket = server.accept(); // 接收客户连接
          MyThread workThread = new MyThread(socket); // 创建一个工作线程
          workThread.start(); // 启动工作线程
        } catch (Exception e) {
          System.out.println("error   " + e);
          e.printStackTrace();
        }
      }
    } catch (Exception e) {
      System.out.println("error:" + e);
      e.getMessage();
    } finally {
      try {
        if (server != null)
          server.close();
      } catch (Exception ex) {

      }
    }
  }
}

class MyThread extends Thread {
  private Socket socket = null;

  public MyThread(Socket socket) {
    this.socket = socket;
  }

  public void run() {
    try {
      String line;
      BufferedReader is = new BufferedReader(new InputStreamReader(socket.getInputStream()));
      PrintWriter os = new PrintWriter(socket.getOutputStream());
      line = is.readLine();
      while (!line.equals("bye")) {
        os.println("client：" + line);
        os.flush();
        line = is.readLine();
        
        Object o=null;
       if( o instanceof String[]) {}
      }
      is.close();
      os.close();
      os.println("Thread exit!");
    } catch (Exception ex) {
      ex.printStackTrace();
    } finally {
      try {
        socket.close();
      } catch (Exception ex) {
      }
    }
  }
  
  public void listArray(ArrayList list){
    for(Object o : list) {
      if(o instanceof String[]) {
        String[] strs = (String[])o;
        for(String str : strs) {
          System.out.println(str);
        }
      }else if(o instanceof ArrayList) {
        listArray((ArrayList)o);
      }else {
        System.out.println("Not SUPPORT TYPE!!!");
        continue;
      }
    }
  }
}

[老紫竹]

发错了

package test.cs;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.UnknownHostException;

public class TalkClient {
  public static void main(String[] args) {
    try {
      Socket socket = new Socket("localhost", 14700); // 用这个端口
      BufferedReader sin = new BufferedReader(new InputStreamReader(System.in));
      PrintWriter os = new PrintWriter(socket.getOutputStream());
      BufferedReader is = new BufferedReader(new InputStreamReader(socket.getInputStream()));
      String readline;
      readline = sin.readLine();
      while (!readline.equals("bye")) {
        os.println(readline);
        os.flush();
        System.out.println("Server:" + is.readLine());
        readline = sin.readLine();
      }
      os.close();
      is.close();
      socket.close();
    } catch (UnknownHostException e) {
      System.out.println("cann't   find   sever.program   end.");
      System.exit(0);
      e.printStackTrace();
    } catch (IOException e) {
      System.out.println("can't   find   sever.program   end");
      System.exit(0);

    } catch (Exception e) {
      e.getMessage();
    }
  }

}

[江东闲客]

呵呵，刚才Ping了一下"211.144.155.20"，还真连上了。

你开着服务端，我们用你写的程序来聊聊啊

[fhqypm_126]

不错.谢了.不过我最近弄了一份GUI的大家试试.
import java.io.*;
import java.awt.*;
import java.net.*;
import java.awt.event.*;
public class chatClient extends Frame implements ActionListener
{
Label label=new Label("聊天");
Panel panel=new Panel();
TextField tf=new TextField(10);
TextArea ta=new TextArea();

Socket client;
InputStream in;
OutputStream out;

public chatClient()
{
super("客户机");
setSize(250,250);
panel.add(label);
panel.add(tf);
tf.addActionListener(this);
add("North",panel);
add("Center",ta);
addWindowListener(new WindowAdapter()
{public void windowClosing(WindowEvent e)
{System.exit(0);}});
show();

try
{
//InetAddress.getLocalHost()
client=new Socket(192.168.1.112,5000);
ta.append("已连接到服务器:"+client.getInetAddress().getHostAddress()+"\n\n");
in=client.getInputStream();
out=client.getOutputStream();
}
catch(IOException ioe){}

while(true)
{
try
{
byte [] buf=new byte[256];
in.read(buf);
String str=new String(buf);
ta.append("服务器说:"+str);
ta.append("\n");
}
catch(IOException e){}
}
}
public void actionPerformed(ActionEvent e)
{
try
{
String str=tf.getText();
byte[] buf=str.getBytes();
tf.setText(null);
out.write(buf);
ta.append("我说:"+str);
ta.append("\n");
}
catch(IOException ioe){}
}
public static void main (String[] args) {
new chatClient();
}
}

[fhqypm_126]

import java.io.*;
import java.awt.*;
import java.net.*;
import java.awt.event.*;
public class chatServer extends Frame implements ActionListener
{
Label label=new Label("聊天");
Panel panel=new Panel();
TextField tf=new TextField(10);
TextArea ta=new TextArea();

ServerSocket server;
Socket client;
InputStream in;
OutputStream out;

public chatServer()
{
super("服务器");
setSize(250,250);
panel.add(label);
panel.add(tf);
tf.addActionListener(this);
add("North",panel);
add("Center",ta);
addWindowListener(new WindowAdapter()
{public void windowClosing(WindowEvent e)
{System.exit(0);}});
show();

try
{
server=new ServerSocket(5000);
client=server.accept();
ta.append("已连接的客户机:"+client.getInetAddress().getHostAddress()+"\n\n");
in=client.getInputStream();
out=client.getOutputStream();
}
catch(IOException ioe){}

while(true)
{
try
{
byte [] buf=new byte[256];
in.read(buf);
String str=new String(buf);
ta.append("客户机说:"+str);
ta.append("\n");
}
catch(IOException ioe){}
}
}
public void actionPerformed(ActionEvent e)
{
try
{
String str=tf.getText();
byte[] buf=str.getBytes();
tf.setText(null);
out.write(buf);
ta.append("我说:"+str);
ta.append("\n");
}
catch(IOException ioe){}
}
public static void main (String[] args) {
new chatServer();
}
}

[fhqypm_126]

虽然不太好看.但挺好用的.