1 /*
   2  * Copyright (c) 2007, 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 /* @test
  25    @summary Test RiffReader getFilePointer method
  26    @modules java.desktop/com.sun.media.sound
  27 */
  28 
  29 import java.io.File;
  30 import java.io.FileInputStream;
  31 import java.nio.file.Files;
  32 import java.nio.file.Paths;
  33 
  34 import com.sun.media.sound.RIFFReader;
  35 import com.sun.media.sound.RIFFWriter;
  36 
  37 public class GetFilePointer {
  38 
  39     private static void assertEquals(Object a, Object b) throws Exception
  40     {
  41         if(!a.equals(b))
  42             throw new RuntimeException("assertEquals fails!");
  43     }
  44 
  45     public static void main(String[] args) throws Exception {
  46         RIFFWriter writer = null;
  47         RIFFReader reader = null;
  48         File tempfile = File.createTempFile("test",".riff");
  49         try
  50         {
  51             writer = new RIFFWriter(tempfile, "TEST");
  52             RIFFWriter chunk = writer.writeChunk("TSCH");
  53             chunk.writeByte(10);
  54             writer.close();
  55             writer = null;
  56             FileInputStream fis = new FileInputStream(tempfile);
  57             reader = new RIFFReader(fis);
  58             RIFFReader readchunk = reader.nextChunk();
  59             long p = readchunk.getFilePointer();
  60             readchunk.readByte();
  61             assertEquals(p+1,readchunk.getFilePointer());
  62             fis.close();
  63             reader = null;
  64         }
  65         finally
  66         {
  67             if(writer != null)
  68                 writer.close();
  69             if(reader != null)
  70                 reader.close();
  71             Files.delete(Paths.get(tempfile.getAbsolutePath()));
  72         }
  73     }
  74 }