Request.java

import java.util.ArrayList;

public class Request extends Thread {

 private boolean receivedStatus = false;
 public ArrayList<Integer> listaprueba;
 public Integer numero ;

 public Request(Integer numero){
 this.numero = numero;

 }

 public void run(){
 for(int i=0;i<numero;i++){
 System.out.println(i);
 try {
 Thread.sleep(500);
 } catch (InterruptedException e) {
 e.printStackTrace();
 }
 }
 }

}