95 lines
3.1 KiB
Java
95 lines
3.1 KiB
Java
/*
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* Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import static java.lang.Thread.State.*;
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/*
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* @test
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* @bug 5014783 8022208
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* @summary Basic unit test of thread states returned by
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* Thread.getState().
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*
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* @author Mandy Chung
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* @library /test/lib
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* @build jdk.test.lib.LockFreeLogger
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* @build ThreadStateTest ThreadStateController
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* @run main/othervm -Xmixed ThreadStateTest
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*/
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public class ThreadStateTest {
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private static boolean testFailed = false;
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// used to achieve waiting states
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private static final Object globalLock = new Object();
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public static void main(String[] argv) throws Exception {
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// Call Thread.getState to force all initialization done
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// before test verification begins.
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Thread.currentThread().getState();
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ThreadStateController thread = new ThreadStateController("StateChanger", globalLock);
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thread.setDaemon(true);
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// before myThread starts
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thread.checkThreadState(NEW);
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thread.start();
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thread.transitionTo(RUNNABLE);
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thread.checkThreadState(RUNNABLE);
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synchronized (globalLock) {
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thread.transitionTo(BLOCKED);
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thread.checkThreadState(BLOCKED);
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}
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thread.transitionTo(WAITING);
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thread.checkThreadState(WAITING);
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thread.transitionTo(TIMED_WAITING);
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thread.checkThreadState(TIMED_WAITING);
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thread.transitionToPark(true /* timed park*/);
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thread.checkThreadState(TIMED_WAITING);
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thread.transitionToPark(false /* indefinite park */);
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thread.checkThreadState(WAITING);
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thread.transitionToSleep();
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thread.checkThreadState(TIMED_WAITING);
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thread.transitionTo(TERMINATED);
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thread.checkThreadState(TERMINATED);
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try {
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thread.join();
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} catch (InterruptedException e) {
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e.printStackTrace();
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System.out.println("Unexpected exception.");
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testFailed = true;
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}
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if (testFailed)
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throw new RuntimeException("TEST FAILED.");
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System.out.println("Test passed.");
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}
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}
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