1 /*
   2  * Copyright (c) 2006, 2012, 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 /* @test
  25    @bug 6400879
  26    @bug 7100140
  27    @summary Tests that Start/Stop sequence doesn't hang
  28    @author Alexey Menkov
  29    @run main bug6400879
  30  */
  31 
  32 import javax.sound.sampled.*;
  33 
  34 public class bug6400879 extends Thread {
  35 
  36     public static void main(String args[]) throws Exception {
  37         bug6400879 pThis = new bug6400879();
  38         //pThis.init();
  39         pThis.setDaemon(true);
  40         pThis.start();
  41         monitor(pThis);
  42     }
  43 
  44     static final long BLOCK_TIMEOUT = 5000;    // 5 sec
  45 
  46     // monitors that pThis doesn't hang
  47     public static void monitor(bug6400879 pThis) throws Exception {
  48         long prevLoop = -1;
  49         long prevTime = currentTimeMillis();
  50         while (pThis.isAlive()) {
  51             if (pThis.loopCounter == prevLoop) {
  52                 if (currentTimeMillis() - prevTime > BLOCK_TIMEOUT) {
  53                     // block!
  54                     log("Test FAILED.");
  55                     throw new RuntimeException("Test FAILED: thread has been blocked!");
  56                 }
  57             } else {
  58                 prevLoop = pThis.loopCounter;
  59                 prevTime = currentTimeMillis();
  60             }
  61             delay(500);    // sleep for 0.5 sec
  62         }
  63         log("Test sucessfully passed.");
  64     }
  65 
  66     volatile long loopCounter = 0;
  67     final long LOOPS_PER_LINE = 100;
  68 
  69     public void run() {
  70         SourceDataLine line = null;
  71 
  72         DataLine.Info line_info = new DataLine.Info(SourceDataLine.class, null);
  73         Line.Info infos[] = AudioSystem.getSourceLineInfo(line_info);
  74 
  75         log("total " + infos.length + " lines");
  76 
  77         for (int lineNum = 0; lineNum < infos.length; lineNum++) {
  78             try {
  79                 line = (SourceDataLine)AudioSystem.getLine(infos[lineNum]);
  80                 log("testing line: " + line);
  81                 line.open(line.getFormat());
  82                 for (int i=0; i<LOOPS_PER_LINE; i++) {
  83                     log("start->stop (" + i + ")");
  84                     line.start();
  85                     line.stop();
  86                     log(" - OK");
  87                     loopCounter++;
  88                 }
  89                 line.close();
  90                 line = null;
  91             } catch (LineUnavailableException e1) {
  92                 log("LineUnavailableException caught, test okay.");
  93                 log(e1.getMessage());
  94             } catch (SecurityException e2) {
  95                 log("SecurityException caught, test okay.");
  96                 log(e2.getMessage());
  97             } catch (IllegalArgumentException e3) {
  98                 log("IllegalArgumentException caught, test okay.");
  99                 log(e3.getMessage());
 100             }
 101             if (line != null) {
 102                 line.close();
 103                 line = null;
 104             }
 105         }
 106 
 107     }
 108 
 109 
 110     // helper routines
 111     static long startTime = currentTimeMillis();
 112     static long currentTimeMillis() {
 113         //return System.nanoTime() / 1000000L;
 114         return System.currentTimeMillis();
 115     }
 116     static void log(String s) {
 117         long time = currentTimeMillis() - startTime;
 118         long ms = time % 1000;
 119         time /= 1000;
 120         long sec = time % 60;
 121         time /= 60;
 122         long min = time % 60;
 123         time /= 60;
 124         System.out.println(""
 125                 + (time < 10 ? "0" : "") + time
 126                 + ":" + (min < 10 ? "0" : "") + min
 127                 + ":" + (sec < 10 ? "0" : "") + sec
 128                 + "." + (ms < 10 ? "00" : (ms < 100 ? "0" : "")) + ms
 129                 + " (" + Thread.currentThread().getName() + ") " + s);
 130     }
 131     static void delay(int millis) {
 132         try {
 133             Thread.sleep(millis);
 134         } catch (InterruptedException e) {}
 135     }
 136 }