107 lines
3.6 KiB
Java
107 lines
3.6 KiB
Java
/*
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* Copyright (c) 2021, 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 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.LineUnavailableException;
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/**
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* @test
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* @bug 8266421 8269091
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* @summary Tests that Clip.setFramePosition/setMicrosecondPosition do not hang.
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*/
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public final class SetPositionHang implements Runnable {
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private static volatile boolean testFramePosition;
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private final Clip clip;
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private final String thread;
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private SetPositionHang(String thread, Clip clip) {
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this.thread = thread;
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this.clip = clip;
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}
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public static void main(String[] args) throws Exception {
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testFramePosition = false;
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test();
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testFramePosition = true;
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test();
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}
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private static void test() throws InterruptedException {
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try (Clip clip = AudioSystem.getClip()) {
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// prepare audio data
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int frameCount = 441000; // lets say 10 seconds
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AudioFormat format = new AudioFormat(44100.0f, 16, 2, true, false);
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byte[] bytes = new byte[frameCount * format.getFrameSize()];
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clip.open(format, bytes, 0, frameCount);
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Thread t1 = new Thread(new SetPositionHang("1", clip));
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Thread t2 = new Thread(new SetPositionHang("2", clip));
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Thread t3 = new Thread(new SetPositionHang("3", clip));
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Thread t4 = new Thread(new SetPositionHang("4", clip));
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Thread t5 = new Thread(new SetPositionHang("5", clip));
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t1.start();
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t2.start();
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t3.start();
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t4.start();
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t5.start();
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t1.join();
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t2.join();
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t3.join();
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t4.join();
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t5.join();
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} catch (LineUnavailableException | IllegalArgumentException ignored) {
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// the test is not applicable
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}
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}
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public void run() {
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System.out.println("Thread " + thread + " Start");
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for (int i = 0; i < 100; i++) {
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// System.out.println("Thread " + thread + " Play " +
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// System.currentTimeMillis() % 100000);
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playSound();
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try {
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Thread.sleep(i);
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} catch (InterruptedException e) {
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throw new RuntimeException(e);
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}
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}
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System.out.println("Thread " + thread + " Finish");
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}
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private void playSound() {
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if (clip.isRunning()) {
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clip.stop();
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}
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if (testFramePosition) {
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clip.setFramePosition(0);
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} else {
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clip.setMicrosecondPosition(0);
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}
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clip.start();
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}
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}
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