Convert MIDI SysexMessage into a hex-dump string. - Java javax.sound.midi

Java examples for javax.sound.midi:MidiMessage

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Description

Convert MIDI SysexMessage into a hex-dump string.

Demo Code

/*/* w  ww .ja va  2s.  com*/
 * Copyright 2004 Hiroo Hayashi
 *
 * This file is part of JSynthLib.
 *
 * JSynthLib is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2 of the License,
 * or(at your option) any later version.
 *
 * JSynthLib 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with JSynthLib; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */
import java.io.File;
import javax.sound.midi.*;
import java.util.*;

public class Main{
    private static MidiUtil.SysexInputQueue[] sysexInputQueue;
    /**
     * Convert <code>SysexMessage</code> into a hexa-dump string.
     *
     * @param m a <code>SysexMessage</code> value
     * @param bytes number of bytes per line.  If equal or less than
     * 0, no newlines are inserted.
     * @return a <code>String</code> value
     */
    public static String sysexMessageToString(SysexMessage m, int bytes) {
        byte[] d = m.getMessage();
        return Utility.hexDump(d, 0, -1, bytes);
    }
    /**
     * Convert <code>SysexMessage</code> into a hexa-dump string.  If
     * the length is longer than 16bytes, bytes of middle of the array
     * are not ignored.
     *
     * @param m a <code>SysexMessage</code> value
     * @return a <code>String</code> value
     * @exception InvalidMidiDataException if an error occurs
     */
    public static String sysexMessageToString(SysexMessage m)
            throws InvalidMidiDataException {
        byte[] d = m.getMessage();
        return Utility.hexDumpOneLine(d, 0, -1, 16);
    }
    /**
     * get Sysex Message from MIDI input queue.
     * @see #getInputMidiDeviceInfo()
     * @see #clearSysexInputQueue
     */
    static MidiMessage getMessage(int port, long timeout)
            throws MidiUtil.TimeoutException, InvalidMidiDataException {
        return sysexInputQueue[port].getMessage(timeout);
    }
}

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