1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import java.applet.AudioClip; 25 import java.io.ByteArrayInputStream; 26 import java.io.File; 27 import java.io.IOException; 28 import java.io.InputStream; 29 import java.nio.file.Files; 30 import java.util.ArrayList; 31 import java.util.LinkedList; 32 import java.util.List; 33 34 import javax.sound.sampled.AudioFileFormat; 35 import javax.sound.sampled.AudioFormat; 36 import javax.sound.sampled.AudioInputStream; 37 import javax.sound.sampled.AudioSystem; 38 39 import static javax.sound.sampled.AudioFileFormat.Type.AIFC; 40 import static javax.sound.sampled.AudioFileFormat.Type.AIFF; 41 import static javax.sound.sampled.AudioFileFormat.Type.AU; 42 import static javax.sound.sampled.AudioFileFormat.Type.SND; 43 import static javax.sound.sampled.AudioFileFormat.Type.WAVE; 44 45 /** 46 * @test 47 * @bug 8204454 48 * @summary URL.getContent() should return AudioClip for supported formats 49 * @run main/othervm -mx128m AudioContentHandlers 50 */ 51 public final class AudioContentHandlers { 52 53 private static final List<AudioFormat> formats = new ArrayList<>(); 54 55 private static final AudioFormat.Encoding[] encodings = 56 {AudioFormat.Encoding.ALAW, AudioFormat.Encoding.ULAW, 57 AudioFormat.Encoding.PCM_SIGNED, 58 AudioFormat.Encoding.PCM_UNSIGNED, 59 AudioFormat.Encoding.PCM_FLOAT}; 60 61 private static final AudioFileFormat.Type[] types = 62 {WAVE, AU, AIFF, AIFC, SND}; 63 64 static { 65 for (final AudioFormat.Encoding enc : encodings) { 66 formats.add(new AudioFormat(enc, 44100, 8, 1, 1, 44100, true)); 67 formats.add(new AudioFormat(enc, 44100, 8, 1, 1, 44100, false)); 68 } 69 } 70 71 public static void main(final String[] args) throws Exception { 72 for (final AudioFileFormat.Type type : types) { 73 for (final AudioFormat format : formats) { 74 File file = new File("audio." + type.getExtension()); 75 try { 76 AudioSystem.write(getStream(format), type, file); 77 } catch (IOException | IllegalArgumentException ignored) { 78 continue; 79 } 80 AudioClip content; 81 try { 82 content = (AudioClip) file.toURL().getContent(); 83 // We need to generate OOM because the stream in AudioClip 84 // will be closed in finalize(). 85 generateOOME(); 86 } finally { 87 Files.delete(file.toPath()); 88 } 89 if (content == null) { 90 throw new RuntimeException("Content is null"); 91 } 92 } 93 } 94 } 95 96 private static AudioInputStream getStream(final AudioFormat format) { 97 final InputStream in = new ByteArrayInputStream(new byte[100]); 98 return new AudioInputStream(in, format, 10); 99 } 100 101 private static void generateOOME() throws Exception { 102 List<Object> leak = new LinkedList<>(); 103 try { 104 while (true) { 105 leak.add(new byte[1024 * 1024]); 106 } 107 } catch (OutOfMemoryError ignored) { 108 } 109 // Give the GC a chance at that weakref in case of slow systems 110 Thread.sleep(2000); 111 } 112 }