/*

 * Copyright (c) 2002, 2016, 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.File;

import java.io.FileInputStream;

import java.io.InputStream;

import javax.sound.sampled.AudioFileFormat;

import javax.sound.sampled.AudioSystem;

/**

 * @test

 * @bug 4629669

 * @summary AU file reader: problems with empty files

 */

public class AuZeroLength {

    public static String getString(byte b) {

        //String res = Integer.toHexString(b & 0xFF).toUpperCase();

        //while (res.length()<2) res="0"+res;

        //return res;

        return String.valueOf(b);

    }

    public static void printFile(String filename) throws Exception {

        File file = new File(filename);

        FileInputStream fis = new FileInputStream(file);

        byte[] data = new byte[(int) file.length()];

        fis.read(data);

        String s = "";

        for (int i=0; i<data.length; i++) {

            s+=getString(data[i])+", ";

            if (s.length()>72) {

                System.out.println(s);

                s="";

            }

        }

        System.out.println(s);

    }

    public static void test(byte[] file) throws Exception {

        InputStream inputStream = new ByteArrayInputStream(file);

        AudioFileFormat aff = AudioSystem.getAudioFileFormat(inputStream);

        if (aff.getFrameLength() != 0) {

            throw new Exception("File length is "+aff.getFrameLength()+" instead of 0. test FAILED");

        }

        System.out.println(aff.getType()+" file length is 0.");

    }

    public static void main(String[] args) throws Exception {

        test(ZERO_AU);

        test(ZERO_WAV);

        test(ZERO_AIFF);

        System.out.println("Test passed.");

    }

    public static byte[] ZERO_AU = {

        46, 115, 110, 100, 0, 0, 0, 32, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, -84, 68, 0,

        0, 0, 1, 116, 101, 115, 116, 46, 119, 97, 118

    };

    public static byte[] ZERO_WAV = {

        82, 73, 70, 70, 36, 0, 0, 0, 87, 65, 86, 69, 102, 109, 116, 32, 16, 0, 0,

        0, 1, 0, 1, 0, 68, -84, 0, 0, -120, 88, 1, 0, 2, 0, 16, 0, 100, 97, 116,

        97, 0, 0, 0, 0

    };

    public static byte[] ZERO_AIFF = {

        70, 79, 82, 77, 0, 0, 0, 46, 65, 73, 70, 70, 67, 79, 77, 77, 0, 0, 0, 18,

        0, 1, 0, 0, 0, 0, 0, 16, 64, 14, -84, 68, 0, 0, 0, 0, 0, 0, 83, 83, 78, 68,

        0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0

    };

}