1 /* 2 * Copyright (c) 2007, 2015, 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 @summary Test RiffReader skip method 26 @modules java.desktop/com.sun.media.sound 27 */ 28 29 import java.io.File; 30 import java.io.FileInputStream; 31 32 import com.sun.media.sound.RIFFReader; 33 import com.sun.media.sound.RIFFWriter; 34 35 public class Skip { 36 37 private static void assertEquals(Object a, Object b) throws Exception 38 { 39 if(!a.equals(b)) 40 throw new RuntimeException("assertEquals fails!"); 41 } 42 43 public static void main(String[] args) throws Exception { 44 test(false); 45 test(true); 46 } 47 48 private static void test(boolean customStream) throws Exception { 49 RIFFWriter writer = null; 50 RIFFReader reader = null; 51 File tempfile = File.createTempFile("test",".riff"); 52 try 53 { 54 writer = new RIFFWriter(tempfile, "TEST"); 55 RIFFWriter chunk = writer.writeChunk("TSCH"); 56 chunk.write((byte)33); 57 chunk.write((byte)44); 58 writer.close(); 59 writer = null; 60 final FileInputStream fis; 61 if (customStream) { 62 fis = new FileInputStream(tempfile); 63 } else { 64 fis = new FileInputStream(tempfile) { 65 @Override 66 public long skip(long n) { 67 return 0; 68 } 69 }; 70 } 71 reader = new RIFFReader(fis); 72 RIFFReader readchunk = reader.nextChunk(); 73 reader.skip(1); 74 assertEquals(readchunk.read(), 44); 75 fis.close(); 76 reader = null; 77 78 79 } 80 finally 81 { 82 if(writer != null) 83 writer.close(); 84 if(reader != null) 85 reader.close(); 86 87 if(tempfile.exists()) 88 if(!tempfile.delete()) 89 tempfile.deleteOnExit(); 90 } 91 } 92 }