129 lines
4.3 KiB
Java
129 lines
4.3 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.applet.AudioClip;
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import java.io.ByteArrayInputStream;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.nio.file.Files;
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import java.util.concurrent.TimeUnit;
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import javax.sound.sampled.AudioFileFormat.Type;
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import javax.sound.sampled.AudioFormat;
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import javax.sound.sampled.AudioInputStream;
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import javax.sound.sampled.AudioSystem;
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import static javax.sound.sampled.AudioFormat.Encoding.PCM_SIGNED;
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import static javax.sound.sampled.AudioSystem.NOT_SPECIFIED;
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/**
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* @test
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* @bug 8202264
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*/
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public final class AutoCloseTimeCheck {
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public static void main(final String[] args) throws Exception {
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// Prepare the audio file
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File file = new File("audio.wav");
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try {
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AudioFormat format =
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new AudioFormat(PCM_SIGNED, 44100, 8, 1, 1, 44100, false);
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AudioSystem.write(getStream(format), Type.WAVE, file);
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} catch (final Exception ignored) {
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return; // the test is not applicable
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}
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try {
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testSmallDelay(file);
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testBigDelay(file);
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} finally {
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Files.delete(file.toPath());
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}
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}
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/**
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* Checks that after a big period of non-activity the clip will be closed
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* and the "Direct Clip" thread will stop.
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*/
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private static void testBigDelay(final File file) throws Exception {
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AudioClip clip = (AudioClip) file.toURL().getContent();
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clip.loop();
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clip.stop();
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sleep(20000); // 20 sec for slow systems
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if (count() != 0) {
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throw new RuntimeException("Thread was found");
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}
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}
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/**
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* Checks that after small period of non-activity the clip will not be
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* closed and the "Direct Clip" thread will alive.
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*/
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private static void testSmallDelay(final File file) throws IOException {
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AudioClip clip = (AudioClip) file.toURL().getContent();
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long threadID = 0;
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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 (endtime - System.nanoTime() > 0) {
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clip.loop();
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sleep(500);
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long data = count();
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if (data != threadID) {
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System.out.println("Playing on new thread: " + data + " at "
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+ new java.util.Date());
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if (threadID == 0) {
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threadID = data;
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} else {
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throw new RuntimeException("Thread was changed");
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}
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}
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clip.stop();
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sleep(500);
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}
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}
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private static void sleep(int millis) {
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try {
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Thread.sleep(millis);
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} catch (InterruptedException ignored) {
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}
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}
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private static long count() {
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for (final Thread t : Thread.getAllStackTraces().keySet()) {
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if (t.getName().equals("Direct Clip")) {
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return t.getId();
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}
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}
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return 0;
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}
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private static AudioInputStream getStream(final AudioFormat format) {
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final int dataSize = 5000 * format.getFrameSize();
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final InputStream in = new ByteArrayInputStream(new byte[dataSize]);
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return new AudioInputStream(in, format, NOT_SPECIFIED);
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}
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}
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