/* * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * @test * @summary Deadlocked client */ public class Deadlock { public double e; private volatile int i; public static void main(String[] args) { new Deadlock().test(); } private void test() { final Object a = new Object(); final Object b = new Object(); new Thread(new Runnable() { @Override public void run() { synchronized (a) { do { i |= 1; } while (i != 3); synchronized (b) { e = 1; } } }}).start(); synchronized (b) { do { i |= 2; } while (i != 3); synchronized (a) { e = 2; } } } }