/* * This file is part of the Jikes RVM project (http://jikesrvm.org). * * This file is licensed to You under the Eclipse Public License (EPL); * You may not use this file except in compliance with the License. You * may obtain a copy of the License at * * http://www.opensource.org/licenses/eclipse-1.0.php * * See the COPYRIGHT.txt file distributed with this work for information * regarding copyright ownership. */ class PingPong extends Thread { String word; int delaytime; PingPong(String msg, int tm) { word = msg; delaytime = tm; } @Override public void run() { try { for (int i = 0; i < 20; i++) { System.out.print(word + " "); sleep(delaytime); } } catch (InterruptedException e) { return; } } public static void main(String[] args) { new PingPong("-", 50).start(); new PingPong("O", 100).start(); } }