/* * Copyright (c) 2020, 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. */ /** * This isn't the test case: WorkerDeadlockTest.sh is. * Refer to WorkerDeaklockTest.sh when running this test. * * @bug 8236872 * @summary The test tries to catch a deadlock by creating a new worker, * starting it, adding an empty job and immediately stopping it. */ import sun.tools.jconsole.Worker; public class WorkerDeadlockTest { private static final int REPEAT_NUMBER = 1000; public static void main(String[] args) { for (int i = 1; i < REPEAT_NUMBER; i++) { Worker worker = new Worker("worker-" + i); worker.start(); worker.add(() -> { }); worker.stopWorker(); System.out.println("Worker " + i + " was successfully stopped"); } } }