1 /* 2 * Copyright (c) 2002, 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 import java.io.File; 26 import java.io.FileInputStream; 27 import java.io.InputStream; 28 29 import javax.sound.sampled.AudioFileFormat; 30 import javax.sound.sampled.AudioSystem; 31 32 /** 33 * @test 34 * @bug 4629669 35 * @summary AU file reader: problems with empty files 36 */ 37 public class AuZeroLength { 38 39 public static String getString(byte b) { 40 //String res = Integer.toHexString(b & 0xFF).toUpperCase(); 41 //while (res.length()<2) res="0"+res; 42 //return res; 43 return String.valueOf(b); 44 } 45 46 47 public static void printFile(String filename) throws Exception { 48 File file = new File(filename); 49 FileInputStream fis = new FileInputStream(file); 50 byte[] data = new byte[(int) file.length()]; 51 fis.read(data); 52 String s = ""; 53 for (int i=0; i<data.length; i++) { 54 s+=getString(data[i])+", "; 55 if (s.length()>72) { 56 System.out.println(s); 57 s=""; 58 } 59 } 60 System.out.println(s); 61 } 62 63 public static void test(byte[] file) throws Exception { 64 InputStream inputStream = new ByteArrayInputStream(file); 65 AudioFileFormat aff = AudioSystem.getAudioFileFormat(inputStream); 66 67 if (aff.getFrameLength() != 0) { 68 throw new Exception("File length is "+aff.getFrameLength()+" instead of 0. test FAILED"); 69 } 70 System.out.println(aff.getType()+" file length is 0."); 71 } 72 73 public static void main(String[] args) throws Exception { 74 test(ZERO_AU); 75 test(ZERO_WAV); 76 test(ZERO_AIFF); 77 78 System.out.println("Test passed."); 79 } 80 81 public static byte[] ZERO_AU = { 82 46, 115, 110, 100, 0, 0, 0, 32, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, -84, 68, 0, 83 0, 0, 1, 116, 101, 115, 116, 46, 119, 97, 118 84 }; 85 86 public static byte[] ZERO_WAV = { 87 82, 73, 70, 70, 36, 0, 0, 0, 87, 65, 86, 69, 102, 109, 116, 32, 16, 0, 0, 88 0, 1, 0, 1, 0, 68, -84, 0, 0, -120, 88, 1, 0, 2, 0, 16, 0, 100, 97, 116, 89 97, 0, 0, 0, 0 90 }; 91 92 public static byte[] ZERO_AIFF = { 93 70, 79, 82, 77, 0, 0, 0, 46, 65, 73, 70, 70, 67, 79, 77, 77, 0, 0, 0, 18, 94 0, 1, 0, 0, 0, 0, 0, 16, 64, 14, -84, 68, 0, 0, 0, 0, 0, 0, 83, 83, 78, 68, 95 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0 96 }; 97 98 }