clientrev.java

学习java编程的好程序

import java.io.*;
import java.net.*;
import java.awt.*;
import java.awt.event.*;
public class clientrev extends Frame 
{
  private PrintWriter writer1;
  Socket socket1;
  private TextArea ta=new TextArea();
  private TextField tf=new TextField();
  public clientrev(String title)
  {
    super(title);
    ta.setEditable(false);
    add(ta,"North");
    add(tf,"South");
    tf.addActionListener(new ActionListener()
    {
      public void actionPerformed(ActionEvent ae)
      {
        writer1.println(tf.getText());
        ta.append(tf.getText()+"\n");
        tf.setText("");
      }
    });
    pack();
  }
///实现与服务器的连接
  private void connect()
    {
      try
      {
      ta.append("尝试与服务器连接\n");
      
      socket1=new Socket("127.0.0.1",6000);
      writer1=new PrintWriter(socket1.getOutputStream(),true);
      ta.append("完成连接，清除待传字符串\n");
      
    }
    catch(Exception e)
    {
      System.out.println("连接失败");
    }
  }
  
  public static void main(String[] args)
  { 
   clientrev client1=new clientrev("向服务器发送数据。");
   client1.setVisible(true);
     client1.connect();
  }
}