/*
* Copyright (c) 2016, 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 java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.Line;
import javax.sound.sampled.LineEvent;
import javax.sound.sampled.LineUnavailableException;
/**
* @test
* @bug 8156169
* @run main/othervm/timeout=300 IsRunningHang
*/
public final class IsRunningHang {
private static CountDownLatch go;
/**
* We will try to use all usually supported formats.
*/
private static final List<AudioFormat> formats =
new ArrayList<>();
private static final AudioFormat.Encoding[] encodings = {
AudioFormat.Encoding.ALAW, AudioFormat.Encoding.ULAW,
AudioFormat.Encoding.PCM_SIGNED, AudioFormat.Encoding.PCM_UNSIGNED,
AudioFormat.Encoding.PCM_FLOAT
};
private static final int[] sampleRates = {8000, 16000, 48000};
private static final int[] sampleBits = {8, 16, 24, 32, 64};
private static final int[] channels = {1, 2, 3, 5};
static {
for (
final Boolean end :
new boolean[]{
false,
true}) {
for (
final int sampleSize : sampleBits) {
for (
final int sampleRate : sampleRates) {
for (
final int channel : channels) {
for (
final AudioFormat.Encoding enc : encodings) {
int s = ((sampleSize + 7) / 8) * channel;
formats.add(
new AudioFormat(enc, sampleRate,
sampleSize, channel,
s, sampleRate, end));
}
}
}
}
}
}
public static void main(
final String[] args)
throws Exception {
for (
final AudioFormat format : formats) {
System.out.println(
"format = " + format);
// create a 0.5-second data
byte[] soundData =
new byte[(
int) (format.getFrameRate()
* format.getFrameSize()
/ 2)];
try {
test(format, soundData);
}
catch (LineUnavailableException | IllegalArgumentException ignored) {
// the test is not applicable
}
}
}
private static void test(
final AudioFormat format,
final byte[] data)
throws Exception {
final Line.Info info =
new DataLine.Info(Clip.
class, format);
final Clip clip = (Clip) AudioSystem.getLine(info);
go =
new CountDownLatch(1);
clip.addLineListener(event -> {
if (event.getType().equals(LineEvent.Type.START)) {
go.countDown();
}
});
clip.open(format, data, 0, data.length);
clip.start();
go.await();
while (clip.isRunning()) {
// This loop should not hang
}
while (clip.isActive()) {
// This loop should not hang
}
clip.close();
}
}
