| /* |
| * Copyright (c) 2004, 2013, 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. |
| */ |
| |
| import static java.lang.Thread.State.*; |
| |
| /* |
| * @test |
| * @bug 5014783 8022208 |
| * @summary Basic unit test of thread states returned by |
| * Thread.getState(). |
| * |
| * @author Mandy Chung |
| * @library /lib/testlibrary |
| * @library /test/lib |
| * @build jdk.testlibrary.* |
| * @build jdk.test.lib.LockFreeLogger |
| * @build ThreadStateTest ThreadStateController |
| * @run main/othervm -Xmixed ThreadStateTest |
| */ |
| |
| public class ThreadStateTest { |
| private static boolean testFailed = false; |
| |
| // used to achieve waiting states |
| private static final Object globalLock = new Object(); |
| |
| public static void main(String[] argv) throws Exception { |
| // Call Thread.getState to force all initialization done |
| // before test verification begins. |
| Thread.currentThread().getState(); |
| ThreadStateController thread = new ThreadStateController("StateChanger", globalLock); |
| thread.setDaemon(true); |
| |
| // before myThread starts |
| thread.checkThreadState(NEW); |
| |
| thread.start(); |
| thread.transitionTo(RUNNABLE); |
| thread.checkThreadState(RUNNABLE); |
| |
| synchronized (globalLock) { |
| thread.transitionTo(BLOCKED); |
| thread.checkThreadState(BLOCKED); |
| } |
| |
| thread.transitionTo(WAITING); |
| thread.checkThreadState(WAITING); |
| |
| thread.transitionTo(TIMED_WAITING); |
| thread.checkThreadState(TIMED_WAITING); |
| |
| thread.transitionToPark(true /* timed park*/); |
| thread.checkThreadState(TIMED_WAITING); |
| |
| thread.transitionToPark(false /* indefinite park */); |
| thread.checkThreadState(WAITING); |
| |
| thread.transitionToSleep(); |
| thread.checkThreadState(TIMED_WAITING); |
| |
| thread.transitionTo(TERMINATED); |
| thread.checkThreadState(TERMINATED); |
| |
| try { |
| thread.join(); |
| } catch (InterruptedException e) { |
| e.printStackTrace(); |
| System.out.println("Unexpected exception."); |
| testFailed = true; |
| } |
| |
| if (testFailed) |
| throw new RuntimeException("TEST FAILED."); |
| System.out.println("Test passed."); |
| } |
| } |