package MultiThread;

import java.awt.*;

public class BeepThread extends Thread{

int count;

int gap;

Toolkit tool = Toolkit.getDefaultToolkit();

BeepThread(int count, int gap){

this.count = count;

this.gap = gap;

}

public void run(){

for(int num=0; num < count; num++){

tool.beep();

try{

Thread.sleep(gap);

} catch(InterruptedException e) {}

}

}

}

class PrintThread3 extends Thread{

char ch;

PrintThread3(char ch){

super();

this.ch = ch;

}

public void run(){

for(int num=0; num<30; num++){

System.out.print(ch);

try{

Thread.sleep(100);

} catch(InterruptedException e) {}

}

}

}

class JavaTest3{

public static void main(String[] args){

PrintThread3 worker1 = new PrintThread3('X');

worker1.start();

PrintThread3 worker2 = new PrintThread3('.');

worker2.start();

BeepThread beep = new BeepThread(5, 1000);

beep.start();

for(int num=0; num<30; num++){

System.out.print("0");

try{

Thread.sleep(100);

} catch (InterruptedException e) {}

}

}

}