| /* |
| * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import javax.sound.sampled.AudioSystem; |
| import javax.sound.sampled.UnsupportedAudioFileException; |
| |
| /** |
| * @test |
| * @bug 8133677 |
| * @summary Subsequent read from the same stream should work |
| */ |
| public final class RepeatedFormatReader { |
| |
| // Stubs |
| |
| private static byte[] headerMIDI = {0x4d, 0x54, 0x68, 0x64, // MThd |
| 0, 0, 0, 6, // read header length |
| 0, 0, // type |
| 0, 0, // numtracks |
| 0, 1, // timing |
| }; |
| |
| private static byte[] headerAU = {0x2e, 0x73, 0x6e, 0x64, // AU_SUN_MAGIC |
| 0, 0, 0, 24, // headerSize |
| 0, 0, 0, 0, // dataSize |
| 0, 0, 0, 1, // encoding |
| 0, 0, 0, 1, // sampleRate |
| 0, 0, 0, 1 // channels |
| }; |
| |
| private static byte[] headerWAV = {0x52, 0x49, 0x46, 0x46, // RIFF_MAGIC |
| 1, 1, 1, 1, // fileLength |
| 0x57, 0x41, 0x56, 0x45, // waveMagic |
| 0x66, 0x6d, 0x74, 0x20, // FMT_MAGIC |
| 3, 0, 0, 0, // length |
| 1, 0, // wav_type WAVE_FORMAT_PCM |
| 0, 1, // channels |
| 0, 0, 0, 0, // sampleRate |
| 0, 0, 0, 0, // avgBytesPerSec |
| 0, 0, // blockAlign |
| 1, 0, // sampleSizeInBits |
| 0x64, 0x61, 0x74, 0x61, // DATA_MAGIC |
| 0, 0, 0, 0, // dataLength |
| }; |
| |
| private static final byte[][] data = {headerMIDI, headerAU, headerWAV}; |
| |
| public static void main(final String[] args) |
| throws IOException, UnsupportedAudioFileException { |
| for (final byte[] bytes : data) { |
| test(bytes); |
| } |
| } |
| |
| private static void test(final byte[] buffer) |
| throws IOException, UnsupportedAudioFileException { |
| final InputStream is = new ByteArrayInputStream(buffer); |
| for (int i = 0; i < 10; ++i) { |
| AudioSystem.getAudioFileFormat(is); |
| } |
| } |
| } |