| /* AlsaPortDevice.java -- ALSA MIDI Port Devices |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath 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, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.javax.sound.midi.alsa; |
| |
| import javax.sound.midi.MidiDevice; |
| import javax.sound.midi.MidiMessage; |
| import javax.sound.midi.Receiver; |
| import javax.sound.midi.Transmitter; |
| |
| // FIXME: This next import is only rquired for gcj it seems. |
| import javax.sound.midi.MidiDevice.Info; |
| |
| import gnu.javax.sound.midi.alsa.AlsaMidiDeviceProvider.AlsaPortInfo; |
| |
| /** |
| * ALSA Port Device |
| * |
| * @author Anthony Green (green@redhat.com) |
| * |
| */ |
| public abstract class AlsaPortDevice implements MidiDevice |
| { |
| /** |
| * The ALSA Receiver class. |
| * |
| * @author Anthony Green (green@redhat.com) |
| * |
| */ |
| public class AlsaReceiver implements Receiver |
| { |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Receiver#send(javax.sound.midi.MidiMessage, long) |
| */ |
| public void send(MidiMessage message, long timeStamp) |
| throws IllegalStateException |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Receiver#close() |
| */ |
| public void close() |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| } |
| |
| AlsaMidiDeviceProvider.AlsaPortInfo info; |
| |
| public AlsaPortDevice (AlsaPortInfo info) |
| { |
| this.info = info; |
| } |
| |
| public Info getDeviceInfo() |
| { |
| return info; |
| } |
| |
| native void run_receiver_thread_ (long client, long port, Receiver receiver); |
| |
| /** |
| * The ALSA Transmitter class. |
| * |
| * @author Anthony Green (green@redhat.com) |
| * |
| */ |
| protected class AlsaTransmitter implements Transmitter, Runnable |
| { |
| private Receiver receiver; |
| |
| public void run() |
| { |
| run_receiver_thread_ (info.client, info.port, receiver); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Transmitter#setReceiver(javax.sound.midi.Receiver) |
| */ |
| public void setReceiver(Receiver receiver) |
| { |
| synchronized (this) |
| { |
| this.receiver = receiver; |
| } |
| |
| // Create the processing thread |
| new Thread(this).start(); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Transmitter#getReceiver() |
| */ |
| public Receiver getReceiver() |
| { |
| synchronized (this) |
| { |
| return receiver; |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Transmitter#close() |
| */ |
| public void close() |
| { |
| synchronized (this) |
| { |
| receiver.close(); |
| receiver = null; |
| } |
| } |
| } |
| } |