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 ModelByteBuffer.RandomFileInputStream read(byte[]) method 
  26    @modules java.desktop/com.sun.media.sound
  27 */
  28 
  29 import java.io.File;
  30 import java.io.FileOutputStream;
  31 import java.io.IOException;
  32 import java.io.InputStream;
  33 
  34 import javax.sound.sampled.*;
  35 
  36 import com.sun.media.sound.*;
  37 
  38 public class ReadByte {
  39 
  40     static float[] testarray;
  41     static byte[] test_byte_array;
  42     static File test_file;
  43     static AudioFormat format = new AudioFormat(44100, 16, 1, true, false);
  44 
  45     static void setUp() throws Exception {
  46         testarray = new float[1024];
  47         for (int i = 0; i < 1024; i++) {
  48             double ii = i / 1024.0;
  49             ii = ii * ii;
  50             testarray[i] = (float)Math.sin(10*ii*2*Math.PI);
  51             testarray[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI);
  52             testarray[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI);
  53             testarray[i] *= 0.3;
  54         }
  55         test_byte_array = new byte[testarray.length*2];
  56         AudioFloatConverter.getConverter(format).toByteArray(testarray, test_byte_array);
  57         test_file = File.createTempFile("test", ".raw");
  58         FileOutputStream fos = new FileOutputStream(test_file);
  59         fos.write(test_byte_array);
  60     }
  61 
  62     static void tearDown() throws Exception {
  63         if(!test_file.delete())
  64             test_file.deleteOnExit();
  65     }
  66 
  67     public static void main(String[] args) throws Exception {
  68         try
  69         {
  70             setUp();
  71 
  72             for (int i = 0; i < 8; i++) {
  73                 ModelByteBuffer buff;
  74                 if(i % 2 == 0)
  75                     buff = new ModelByteBuffer(test_file);
  76                 else
  77                     buff = new ModelByteBuffer(test_byte_array);
  78                 if((i / 2) == 1)
  79                     buff.subbuffer(5);
  80                 if((i / 2) == 2)
  81                     buff.subbuffer(5,500);
  82                 if((i / 2) == 3)
  83                     buff.subbuffer(5,600,true);
  84 
  85                 long capacity = buff.capacity();
  86                 InputStream is = buff.getInputStream();
  87                 try
  88                 {
  89                     byte[] b = new byte[100];
  90                     int ret = is.available();
  91                     int n = is.read(b);
  92                     if(n == -1)
  93                         throw new RuntimeException("is.read shouldn't return -1!");
  94                     if(is.available() != ret - n)
  95                         throw new RuntimeException(
  96                                 "is.available() returns incorrect value ("
  97                                 + is.available() + "!="+(ret - n)+") !");
  98                     is.skip(5000);
  99                     if(is.read(b) != -1)
 100                         throw new RuntimeException(
 101                                 "is.read() doesn't return -1!");
 102 
 103                 }
 104                 finally
 105                 {
 106                     is.close();
 107                 }
 108                 if(buff.capacity() != capacity)
 109                     throw new RuntimeException("Capacity variable should not change!");
 110             }
 111         }
 112         finally
 113         {
 114             tearDown();
 115         }
 116     }
 117 
 118 }