1 /*
   2  * Copyright (c) 2007, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /* @test
  27    @summary Test RiffReader hasNextChunk method */
  28 
  29 import java.io.File;
  30 import java.io.FileInputStream;
  31 
  32 import javax.sound.sampled.*;
  33 
  34 import com.sun.media.sound.*;
  35 
  36 public class HasNextChunk {
  37 
  38     private static void assertEquals(Object a, Object b) throws Exception
  39     {
  40         if(!a.equals(b))
  41             throw new RuntimeException("assertEquals fails!");
  42     }
  43 
  44     private static void assertTrue(boolean a) throws Exception
  45     {
  46         if(!a)
  47             throw new RuntimeException("assertEquals fails!");
  48     }
  49 
  50     public static void main(String[] args) throws Exception {
  51         RIFFWriter writer = null;
  52         RIFFReader reader = null;
  53         File tempfile = File.createTempFile("test",".riff");
  54         try
  55         {
  56             writer = new RIFFWriter(tempfile, "TEST");
  57             RIFFWriter chunk = writer.writeChunk("TSCH");
  58             chunk.writeByte(10);
  59             writer.close();
  60             writer = null;
  61             FileInputStream fis = new FileInputStream(tempfile);
  62             reader = new RIFFReader(fis);
  63             assertTrue(reader.hasNextChunk());
  64             RIFFReader readchunk = reader.nextChunk();
  65             readchunk.readByte();
  66             readchunk.close();
  67             assertTrue(!reader.hasNextChunk());
  68             fis.close();
  69             reader = null;
  70 
  71 
  72         }
  73         finally
  74         {
  75             if(writer != null)
  76                 writer.close();
  77             if(reader != null)
  78                 reader.close();
  79 
  80             if(tempfile.exists())
  81                 if(!tempfile.delete())
  82                     tempfile.deleteOnExit();
  83         }
  84     }
  85 }