CoCalc -- SDLLinuxCrash.java

GitHub Repository: PojavLauncherTeam/mobile
Path: blob/master/test/jdk/javax/sound/sampled/LinuxCrash/SDLLinuxCrash.java
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/*
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 * Copyright (c) 2002, 2016, 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.DataLine;
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import javax.sound.sampled.LineEvent;
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import javax.sound.sampled.LineListener;
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import javax.sound.sampled.LineUnavailableException;
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import javax.sound.sampled.Mixer;
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import javax.sound.sampled.SourceDataLine;
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/**
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 * @test
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 * @bug 4498848
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 * @summary Sound causes crashes on Linux (part 2)
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 */
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public class SDLLinuxCrash implements Runnable {
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    SourceDataLine sdl;
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    int size;
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    SDLLinuxCrash(SourceDataLine sdl, int size) {
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        this.sdl = sdl;
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        this.size = size - (size % 4);
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    }
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    public void run() {
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        int written=0;
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        //byte[] buffer = new byte[4096];
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        byte[] buffer = data;
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        out("    starting data line feed thread.");
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        try {
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            while (written<size) {
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                int toWrite = buffer.length;
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                if (toWrite+written > size) {
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                    toWrite = size-written;
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                }
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                toWrite -= (toWrite % 4);
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                //out("    writing "+toWrite+" bytes.");
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                int thisWritten = sdl.write(buffer, 0, toWrite);
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                if (thisWritten<toWrite) {
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                    out("    only wrote "+thisWritten+" bytes instead of "+toWrite);
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                }
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                if (thisWritten<=0) {
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                    break;
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                }
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                written += thisWritten;
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            }
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        } catch (Throwable t) {
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            t.printStackTrace();
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        }
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        out("    leaving data line feed thread.");
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    }
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    public static long bytes2Ms(long bytes, AudioFormat format) {
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        return (long) (bytes/format.getFrameRate()*1000/format.getFrameSize());
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    }
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    static int staticLen=1000;
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    static boolean addLen=true;
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    public static SourceDataLine start() throws Exception {
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        AudioFormat format = new AudioFormat(44100, 16, 2, true, false);
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        if (addLen) {
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            staticLen+=(int) (staticLen/5)+1000;
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        } else {
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            staticLen-=(int) (staticLen/5)+1000;
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        }
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        if (staticLen>8*44100*4) {
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            staticLen = 8*44100*4;
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            addLen=!addLen;
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        }
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        if (staticLen<1000) {
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            staticLen = 1000;
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            addLen=!addLen;
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        }
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        int len = staticLen;
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        len -= (len % 4);
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        out("    preparing to play back "+len+" bytes == "+bytes2Ms(len, format)+"ms audio...");
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        DataLine.Info info = new DataLine.Info(SourceDataLine.class, format);
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        SourceDataLine sdl = (SourceDataLine) AudioSystem.getLine(info);
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        sdl.addLineListener(new LineListener() {
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                public void update(LineEvent e) {
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                    if (e.getType() == LineEvent.Type.STOP) {
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                        out("    calling close() from event dispatcher thread");
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                        ((SourceDataLine) e.getSource()).close();
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                    }
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                    else if (e.getType() == LineEvent.Type.CLOSE) {
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                    }
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                }
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            });
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        out("    opening...");
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        sdl.open();
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        out("    starting...");
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        sdl.start();
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        (new Thread(new SDLLinuxCrash(sdl, len))).start();
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        return sdl;
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    }
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    public static void main(String[] args) throws Exception {
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        if (!isSoundcardInstalled()) {
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            return;
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        }
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        try {
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            int COUNT=10;
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            out();
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            out("4498848 Sound causes crashes on Linux (testing with SourceDataLine)");
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            if (args.length>0) {
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                COUNT=Integer.parseInt(args[0]);
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            }
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            for (int i=0; i<COUNT; i++) {
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                out("  trial "+(i+1)+"/"+COUNT);
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                SourceDataLine sdl = start();
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                int waitTime = 500+(1000*(i % 2)); // every 2nd time wait 1500, rather than 500ms.
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                out("    waiting for "+waitTime+" ms for audio playback to stop...");
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                Thread.sleep(waitTime);
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                out("    calling close() from main thread");
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                sdl.close();
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                // let the subsystem enough time to actually close the soundcard
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                out("    waiting for 2 seconds...");
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                Thread.sleep(2000);
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                out();
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            }
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            out("  waiting for 1 second...");
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            Thread.sleep(1000);
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        } catch (Exception e) {
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            e.printStackTrace();
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            out("  waiting for 1 second");
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            try {
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                Thread.sleep(1000);
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            } catch (InterruptedException ie) {}
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            // do not fail if no audio device installed - bug 4742021
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            if (!(e instanceof LineUnavailableException)) {
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                throw e;
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            }
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        }
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        out("Test passed");
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    }
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    static void out() {
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        out("");
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    }
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    static void out(String s) {
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        System.out.println(s); System.out.flush();
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    }
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    /**
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     * Returns true if at least one soundcard is correctly installed
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     * on the system.
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     */
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    public static boolean isSoundcardInstalled() {
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        boolean result = false;
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        try {
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            Mixer.Info[] mixers = AudioSystem.getMixerInfo();
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            if (mixers.length > 0) {
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                result = AudioSystem.getSourceDataLine(null) != null;
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            }
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        } catch (Exception e) {
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            System.err.println("Exception occured: "+e);
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        }
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        if (!result) {
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            System.err.println("Soundcard does not exist or sound drivers not installed!");
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            System.err.println("This test requires sound drivers for execution.");
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        }
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        return result;
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    }
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    static final byte[] data = new byte[] {
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
267
        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
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        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
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        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120,
311
        123, 110, 100, 60, 11, 10, 10, 10, 9, 9,
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        9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 6, 6,
313
        7, 7, 7, 7, 8, 8, 8, 8, 9, 9,
314
        9, 9, 10, 10, 10, 11, 11, 60, 100, 110, 120, 122, 122
315
    };
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}
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