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 * 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.

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import java.io.ByteArrayInputStream;

import java.io.ByteArrayOutputStream;

import java.io.InputStream;

import javax.sound.midi.MidiEvent;

import javax.sound.midi.MidiSystem;

import javax.sound.midi.Sequence;

import javax.sound.midi.ShortMessage;

import javax.sound.midi.Track;

/**

 * @test

 * @bug 4851018

 * @summary MidiMessage.getLength and .getData return wrong values.

 *          also: 4890405: Reading MidiMessage byte array fails in 1.4.2

 */

public class FastShortMessage {

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

        int[] dataMes =  {ShortMessage.NOTE_ON | 9, 0x24, 0x50};

        int res = 240;

        Sequence midiData = new Sequence(Sequence.PPQ, res);

        Track track = midiData.createTrack();

        ShortMessage msg = new ShortMessage();

        msg.setMessage(dataMes[0], dataMes[1], dataMes[2]);

        track.add(new MidiEvent(msg, 0));

        // save sequence to outputstream

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        MidiSystem.write(midiData, 0, baos);

        // reload that sequence

        InputStream is = new ByteArrayInputStream(baos.toByteArray());

        Sequence seq = MidiSystem.getSequence(is);

        track = seq.getTracks()[0];

        msg = (ShortMessage) (track.get(0).getMessage());

        byte[] msgData = msg.getMessage();

        if (msgData.length != dataMes.length

         || (msgData[0] & 0xFF) != dataMes[0]

         || (msgData[1] & 0xFF) != dataMes[1]

         || (msgData[2] & 0xFF) != dataMes[2]) {

            throw new Exception("test failed. read length="+msgData.length);

        }

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

    }

}