javax.sound.midi.MidiEvent.java Source code

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Here is the source code for javax.sound.midi.MidiEvent.java

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/*
 * Copyright (c) 1999, 2014, 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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.
 */

package javax.sound.midi;

/**
 * MIDI events contain a MIDI message and a corresponding time-stamp expressed
 * in ticks, and can represent the MIDI event information stored in a MIDI file
 * or a {@link Sequence} object. The duration of a tick is specified by the
 * timing information contained in the MIDI file or {@code Sequence} object.
 * <p>
 * In Java Sound, {@code MidiEvent} objects are typically contained in a
 * {@link Track}, and {@code Tracks} are likewise contained in a
 * {@code Sequence}.
 *
 * @author David Rivas
 * @author Kara Kytle
 */
public class MidiEvent {

    /**
     * The MIDI message for this event.
     */
    private final MidiMessage message;

    /**
     * The tick value for this event.
     */
    private long tick;

    /**
     * Constructs a new {@code MidiEvent}.
     *
     * @param  message the MIDI message contained in the event
     * @param  tick the time-stamp for the event, in MIDI ticks
     */
    public MidiEvent(MidiMessage message, long tick) {

        this.message = message;
        this.tick = tick;
    }

    /**
     * Obtains the MIDI message contained in the event.
     *
     * @return the MIDI message
     */
    public MidiMessage getMessage() {
        return message;
    }

    /**
     * Sets the time-stamp for the event, in MIDI ticks.
     *
     * @param  tick the new time-stamp, in MIDI ticks
     */
    public void setTick(long tick) {
        this.tick = tick;
    }

    /**
     * Obtains the time-stamp for the event, in MIDI ticks.
     *
     * @return the time-stamp for the event, in MIDI ticks
     */
    public long getTick() {
        return tick;
    }
}