/** @param args */ public static void main(String[] args) { Pool p = new Pool(); p.start(); try { Thread.sleep(50); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTrace(); } for (int i = 0; i < 20; i++) { Usuario us = new Usuario(p); us.start(); try { Thread.sleep((int) Math.random() * 300); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }