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 getRoot method 26 @modules java.desktop/com.sun.media.sound 27 */ 28 29 import java.io.File; 30 import java.io.FileOutputStream; 31 32 import javax.sound.sampled.*; 33 34 import com.sun.media.sound.*; 35 36 public class GetRoot { 37 38 static float[] testarray; 39 static byte[] test_byte_array; 40 static File test_file; 41 static AudioFormat format = new AudioFormat(44100, 16, 1, true, false); 42 43 static void setUp() throws Exception { 44 testarray = new float[1024]; 45 for (int i = 0; i < 1024; i++) { 46 double ii = i / 1024.0; 47 ii = ii * ii; 48 testarray[i] = (float)Math.sin(10*ii*2*Math.PI); 49 testarray[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI); 50 testarray[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI); 51 testarray[i] *= 0.3; 52 } 53 test_byte_array = new byte[testarray.length*2]; 54 AudioFloatConverter.getConverter(format).toByteArray(testarray, test_byte_array); 55 test_file = File.createTempFile("test", ".raw"); 56 FileOutputStream fos = new FileOutputStream(test_file); 57 fos.write(test_byte_array); 58 } 59 60 static void tearDown() throws Exception { 61 if(!test_file.delete()) 62 test_file.deleteOnExit(); 63 } 64 65 public static void main(String[] args) throws Exception { 66 try 67 { 68 setUp(); 69 70 ModelByteBuffer buff = new ModelByteBuffer(test_file); 71 ModelByteBuffer buff2 = buff.subbuffer(10, 10); 72 ModelByteBuffer buff3 = buff2.subbuffer(2, 2); 73 if(buff != buff3.getRoot()) 74 throw new RuntimeException("ModelByteBuffer doesn't return correct root!"); 75 } 76 finally 77 { 78 tearDown(); 79 } 80 } 81 82 }