97 lines
3.3 KiB
Java
97 lines
3.3 KiB
Java
/*
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* Copyright (c) 2018, 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 java.util.concurrent.TimeUnit;
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import javax.sound.sampled.AudioFormat;
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import javax.sound.sampled.AudioSystem;
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import javax.sound.sampled.Clip;
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import javax.sound.sampled.DataLine;
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import javax.sound.sampled.LineUnavailableException;
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import static javax.sound.sampled.AudioFormat.Encoding.PCM_SIGNED;
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/**
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* @test
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* @bug 8207150
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* @summary Clip.isRunning() may return true after Clip.stop() was called
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*/
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public final class ClipIsRunningAfterStop {
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private static volatile Exception failed;
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public static void main(final String[] args) throws Exception {
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final Runnable r = () -> {
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try {
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test();
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} catch (LineUnavailableException | IllegalArgumentException ignored) {
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// the test is not applicable
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} catch (Exception ex) {
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failed = ex;
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}
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};
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Thread t1 = new Thread(r);
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Thread t2 = new Thread(r);
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Thread t3 = new Thread(r);
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t1.start();
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t2.start();
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t3.start();
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t1.join();
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t2.join();
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t3.join();
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if (failed != null) {
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throw new RuntimeException(failed);
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}
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}
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private static void test() throws Exception {
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// Will run the test no more than 15 seconds
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long endtime = System.nanoTime() + TimeUnit.SECONDS.toNanos(15);
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while (failed == null && endtime - System.nanoTime() > 0) {
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Clip clip = createClip();
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clip.loop(Clip.LOOP_CONTINUOUSLY);
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clip.stop();
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if (clip.isRunning()) {
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if (clip.isRunning()) {
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throw new RuntimeException("Clip is running");
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}
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}
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if (clip.isActive()) {
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if (clip.isActive()) {
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throw new RuntimeException("Clip is active");
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}
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}
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clip.close();
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}
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}
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private static Clip createClip() throws LineUnavailableException {
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AudioFormat format =
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new AudioFormat(PCM_SIGNED, 44100, 8, 1, 1, 44100, false);
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DataLine.Info info = new DataLine.Info(Clip.class, format);
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Clip clip = (Clip) AudioSystem.getLine(info);
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clip.open(format, new byte[2], 0, 2);
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return clip;
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}
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}
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