1 /* 2 * Copyright (c) 2001, 2016, 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.FloatControl; 32 33 /** 34 * @test 35 * @bug 4479444 36 * @summary Verify that the error string of Clip.open() is meaningful 37 */ 38 public class ClipOpenBug { 39 40 public static void main(String args[]) throws Exception { 41 boolean res = true; 42 try { 43 AudioInputStream ais = new AudioInputStream( 44 new ByteArrayInputStream(new byte[2000]), 45 new AudioFormat(8000.0f, 8, 1, false, false), 2000); // 46 AudioFormat format = ais.getFormat(); 47 DataLine.Info info = new DataLine.Info(Clip.class, format, 48 ((int) ais.getFrameLength() 49 * format 50 .getFrameSize())); 51 Clip clip = (Clip) AudioSystem.getLine(info); 52 clip.open(); 53 FloatControl rateControl = (FloatControl) clip.getControl( 54 FloatControl.Type.SAMPLE_RATE); 55 int c = 0; 56 while (c++ < 10) { 57 clip.stop(); 58 clip.setFramePosition(0); 59 clip.start(); 60 for (float frq = 22000; frq < 44100; frq = frq + 100) { 61 try { 62 Thread.currentThread().sleep(20); 63 } catch (Exception e) { 64 break; 65 } 66 rateControl.setValue(frq); 67 } 68 } 69 } catch (Exception ex) { 70 ex.printStackTrace(); 71 res = ex.getMessage().indexOf( 72 "This method should not have been invoked!") < 0; 73 } 74 if (res) { 75 System.out.println("Test passed"); 76 } else { 77 System.out.println("Test failed"); 78 throw new Exception("Test failed"); 79 } 80 } 81 }