/*
* JavaSequencerProvider.java
*
* This file is part of Tritonus: http://www.tritonus.org/
*/
/*
* Copyright (c) 1999 by Matthias Pfisterer
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as published
* by the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
/*
|<--- this code is formatted to fit into 80 columns --->|
*/
package org.tritonus.midi.device.java;
import javax.sound.midi.MidiDevice;
import javax.sound.midi.spi.MidiDeviceProvider;
import org.tritonus.share.TDebug;
import org.tritonus.share.GlobalInfo;
import org.tritonus.share.midi.TMidiDevice;
public class JavaSequencerProvider
extends MidiDeviceProvider
{
private static MidiDevice.Info sm_info;
public JavaSequencerProvider()
{
if (TDebug.TraceMidiDeviceProvider) { TDebug.out("JavaSequencerProvider.<init>(): begin"); }
synchronized (JavaSequencerProvider.class)
{
if (sm_info == null)
{
sm_info = new TMidiDevice.Info(
"Tritonus Java Sequencer",
GlobalInfo.getVendor(),
"this is a pure-java sequencer",
GlobalInfo.getVersion());
}
}
if (TDebug.TraceMidiDeviceProvider) { TDebug.out("JavaSequencerProvider.<init>(): end"); }
}
public MidiDevice.Info[] getDeviceInfo()
{
if (TDebug.TraceMidiDeviceProvider) { TDebug.out("JavaSequencerProvider.getDeviceInfo(): begin"); }
MidiDevice.Info[] infos = new MidiDevice.Info[1];
infos[0] = sm_info;
if (TDebug.TraceMidiDeviceProvider) { TDebug.out("JavaSequencerProvider.getDeviceInfo(): end"); }
return infos;
}
public MidiDevice getDevice(MidiDevice.Info info)
{
if (TDebug.TraceMidiDeviceProvider) { TDebug.out("JavaSequencerProvider.getDevice(): begin"); }
MidiDevice device = null;
if (info != null && info.equals(sm_info))
{
device = new JavaSequencer(sm_info);
}
if (device == null)
{
throw new IllegalArgumentException("no device for " + info);
}
if (TDebug.TraceMidiDeviceProvider) { TDebug.out("JavaSequencerProvider.getDevice(): end"); }
return device;
}
}
/*** JavaSequencerProvider.java ***/