1 /* 2 * Copyright (c) 2003, 2017, 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.io.ByteArrayInputStream; 25 26 import javax.sound.sampled.AudioFormat; 27 import javax.sound.sampled.AudioInputStream; 28 import javax.sound.sampled.AudioSystem; 29 import javax.sound.sampled.Clip; 30 import javax.sound.sampled.DataLine; 31 import javax.sound.sampled.LineUnavailableException; 32 import javax.sound.sampled.Mixer; 33 34 /** 35 * @test 36 * @bug 4946913 37 * @summary DirectClip doesn't kill the thread correctly, sometimes 38 * @run main/othervm ClipCloseLoss 39 */ 40 public class ClipCloseLoss { 41 static int frameCount = 441000; // lets say 10 seconds 42 static AudioFormat format = new AudioFormat(44100.0f, 16, 2, true, false); 43 static ByteArrayInputStream bais = 44 new ByteArrayInputStream(new byte[frameCount * format.getFrameSize()]); 45 46 static int success = 0; 47 static boolean failed = false; 48 49 public static void run(Mixer m) { 50 Clip clip = null; 51 try { 52 if (m == null) { 53 out("Using default mixer"); 54 clip = (Clip) AudioSystem.getClip(); 55 } else { 56 out("Using mixer: "+m); 57 DataLine.Info info = new DataLine.Info(Clip.class, format, AudioSystem.NOT_SPECIFIED); 58 clip = (Clip) m.getLine(info); 59 } 60 out(" got clip: "+clip); 61 if (!clip.getClass().toString().contains("Direct")) { 62 out(" no direct audio clip -> do not test."); 63 return; 64 } 65 66 out(" open"); 67 bais.reset(); 68 clip.open(new AudioInputStream(bais, format, frameCount)); 69 70 out(" clip.close()"); 71 //long t = System.currentTimeMillis(); 72 clip.close(); 73 //if (System.currentTimeMillis() - t > 1950) { 74 // out(" clip.close needed more than 2 seconds! Causes failure of this test."); 75 // failed = true; 76 //} 77 out(" clip closed"); 78 success++; 79 } catch (LineUnavailableException luae) { 80 // line not available, test not failed 81 System.err.println(luae); 82 } catch (IllegalArgumentException iae) { 83 // line not available, test not failed 84 System.err.println(iae); 85 } catch (Throwable t) { 86 t.printStackTrace(); 87 } 88 } 89 90 public static int getClipThreadCount() { 91 int ret = 0; 92 ThreadGroup tg = Thread.currentThread().getThreadGroup(); 93 while (tg.getParent() != null) { tg = tg.getParent(); } 94 Thread[] threads = new Thread[500]; 95 int count = tg.enumerate(threads, true); 96 for (int i = 0; i < count; i++) { 97 if (threads[i].getName().contains("Direct") 98 && threads[i].getName().contains("Clip")) { 99 out("Found Direct Clip thread object: "+threads[i]); 100 ret++; 101 } 102 } 103 return ret; 104 } 105 106 public static void main(String[] args) throws Exception { 107 if (isSoundcardInstalled()) { 108 bais.mark(0); 109 run(null); 110 Mixer.Info[] infos = AudioSystem.getMixerInfo(); 111 for (int i = 0; i<infos.length; i++) { 112 try { 113 Mixer m = AudioSystem.getMixer(infos[i]); 114 run(m); 115 } catch (Exception e) { 116 } 117 } 118 out("Waiting 1 second to dispose of all threads"); 119 Thread.sleep(1000); 120 if (getClipThreadCount() > 0) { 121 out("Unused clip threads exist! Causes test failure"); 122 failed = true; 123 } 124 if (failed) throw new Exception("Test FAILED!"); 125 if (success > 0) { 126 out("Test passed."); 127 } else { 128 System.err.println("Test could not execute: please install an audio device"); 129 } 130 } 131 } 132 133 /** 134 * Returns true if at least one soundcard is correctly installed 135 * on the system. 136 */ 137 public static boolean isSoundcardInstalled() { 138 boolean result = false; 139 try { 140 Mixer.Info[] mixers = AudioSystem.getMixerInfo(); 141 if (mixers.length > 0) { 142 result = AudioSystem.getSourceDataLine(null) != null; 143 } 144 } catch (Exception e) { 145 System.err.println("Exception occured: "+e); 146 } 147 if (!result) { 148 System.err.println("Soundcard does not exist or sound drivers not installed!"); 149 System.err.println("This test requires sound drivers for execution."); 150 } 151 return result; 152 } 153 154 public static void out(String s) { 155 /*long t = System.nanoTime() / 1000000l; 156 String ts = ""+(t % 1000); 157 while (ts.length() < 3) ts = "0"+ts; 158 System.out.println(""+(t/1000)+":"+ts+" "+s); 159 System.out.flush();*/ 160 System.out.println(s); 161 } 162 }