lis.java

java网络文件传输源代码

package filetran;
import java.io.*;
import java.net.*;
import javax.swing.*;
/**
 * <p>Title: FileTran</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: </p>
 * @author Netf
 * @version 1.0
 */

public class lis extends Thread{
  DatagramSocket liss=null;
  DatagramPacket lispack=null;
  FileTranFram ftf;

  public lis( FileTranFram ftf) {
    this.ftf=ftf;
    try{
      liss=new DatagramSocket(1234);

    }catch(IOException e){}
  }
  public void run(){
    while(true){
      try{
      byte buf[]=new byte[1024];
      lispack=new DatagramPacket(buf,buf.length);
      liss.receive(lispack);
    //  JOptionPane.showMessageDialog(new FileTranFram(),"re-"+new String(lispack.getData()));

      //String received=new String(lispack.getData());
    // received=received.trim();
      //ftf.Ipstr.setText(lispack.toString());
     //JOptionPane.showMessageDialog(new FileTranFram(),received.trim());
      doit di=new doit(lispack,ftf);
      di.start();
      }catch(IOException e){
        JOptionPane.showMessageDialog(ftf,"lis err");
      }

    }
  }

}