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/*
* Copyright (c) 2003, 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.io.ByteArrayInputStream;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.Mixer;
/**
* @test
* @bug 4946945
* @summary Crash in javasound while running TicTacToe demo applet tiger b26
*/
public class ClipFlushCrash {
static int frameCount = 441000; // lets say 10 seconds
static AudioFormat format = new AudioFormat(44100.0f, 16, 2, true, false);
static ByteArrayInputStream bais =
new ByteArrayInputStream(new byte[frameCount * format.getFrameSize()]);
static int success = 0;
public static void run(Mixer m) {
Clip clip = null;
try {
if (m == null) {
out("Using default mixer");
clip = (Clip) AudioSystem.getClip();
} else {
out("Using mixer: "+m);
DataLine.Info info = new DataLine.Info(Clip.class, format, AudioSystem.NOT_SPECIFIED);
clip = (Clip) m.getLine(info);
}
out(" got clip: "+clip);
if (!clip.getClass().toString().contains("Direct")) {
out(" no direct audio clip -> do not test.");
return;
}
out(" open");
bais.reset();
clip.open(new AudioInputStream(bais, format, frameCount));
AT at1 = new AT(clip, "flush thread", 123) {
public void doAction() throws Exception {
log("flush");
clip.flush();
}
};
AT at2 = new AT(clip, "setFramePosition thread", 67) {
public void doAction() throws Exception {
int pos = (int) (Math.random() * clip.getFrameLength());
log("setPosition to frame "+pos);
clip.setFramePosition(pos);
}
};
AT at3 = new AT(clip, "start/stop thread", 300) {
public void doAction() throws Exception {
if (clip.isRunning()) {
log("stop");
clip.stop();
} else {
log("start");
clip.setFramePosition(0);
clip.start();
}
}
};
AT at4 = new AT(clip, "open/close thread", 600) {
public synchronized void doAction() throws Exception {
log("close");
clip.close();
wait(50);
if (!terminated) {
log("open");
bais.reset();
clip.open(new AudioInputStream(bais, format, frameCount));
}
}
};
out(" clip.start");
clip.start();
out(" for 10 seconds, call start/stop, setFramePosition, and flush from other threads");
at1.start();
at2.start();
at3.start();
at4.start();
try {
Thread.sleep(10000);
} catch (InterruptedException ie) {}
out(" finished.");
at1.terminate();
at2.terminate();
at3.terminate();
at4.terminate();
out(" clip.close()");
clip.close();
success++;
} catch (LineUnavailableException luae) {
// line not available, test not failed
System.err.println(luae);
} catch (IllegalArgumentException iae) {
// line not available, test not failed
System.err.println(iae);
} catch (Throwable t) {
t.printStackTrace();
}
}
public static void main(String[] args) throws Exception {
if (isSoundcardInstalled()) {
bais.mark(0);
run(null);
Mixer.Info[] infos = AudioSystem.getMixerInfo();
for (int i = 0; i<infos.length; i++) {
try {
Mixer m = AudioSystem.getMixer(infos[i]);
run(m);
} catch (Exception e) {
}
}
if (success > 0) {
out("No crash -> Test passed");
} else {
System.err.println("Test could not execute: please install an audio device");
}
}
}
/**
* Returns true if at least one soundcard is correctly installed
* on the system.
*/
public static boolean isSoundcardInstalled() {
boolean result = false;
try {
Mixer.Info[] mixers = AudioSystem.getMixerInfo();
if (mixers.length > 0) {
result = AudioSystem.getSourceDataLine(null) != null;
}
} catch (Exception e) {
System.err.println("Exception occured: "+e);
}
if (!result) {
System.err.println("Soundcard does not exist or sound drivers not installed!");
System.err.println("This test requires sound drivers for execution.");
}
return result;
}
public static void out(String s) {
/*long t = System.nanoTime() / 1000000l;
String ts = ""+(t % 1000);
while (ts.length() < 3) ts = "0"+ts;
System.out.println(""+(t/1000)+":"+ts+" "+s);
System.out.flush();*/
System.out.println(s);
}
private abstract static class AT extends Thread {
protected boolean terminated = false;
protected Clip clip;
private int waitTime;
public AT(Clip clip, String name, int waitTime) {
super(name);
this.clip = clip;
this.waitTime = waitTime;
}
public abstract void doAction() throws Exception;
public void run() {
log("start");
while (!terminated) {
try {
synchronized(this) {
wait(waitTime);
}
if (!terminated) {
doAction();
}
} catch(Exception e) {
log("exception: "+e);
}
}
log("exit");
}
public synchronized void terminate() {
log("terminate");
terminated = true;
notifyAll();
}
protected void log(String s) {
//out(" "+Thread.currentThread().getId()+" "+getName()+": "+s);
out(" "+getName()+": "+s);
}
}
}
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