| /* |
| * Copyright (c) 2010, 2013, 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 com.sun.media.sound; |
| |
| import javax.sound.midi.*; |
| |
| |
| /** |
| * Helper class which allows to convert {@code Receiver} |
| * to {@code MidiDeviceReceiver}. |
| * |
| * @author Alex Menkov |
| */ |
| public final class MidiDeviceReceiverEnvelope implements MidiDeviceReceiver { |
| |
| private final MidiDevice device; |
| private final Receiver receiver; |
| |
| /** |
| * Creates a new {@code MidiDeviceReceiverEnvelope} object which |
| * envelops the specified {@code Receiver} |
| * and is owned by the specified {@code MidiDevice}. |
| * |
| * @param device the owner {@code MidiDevice} |
| * @param receiver the {@code Receiver} to be enveloped |
| */ |
| public MidiDeviceReceiverEnvelope(MidiDevice device, Receiver receiver) { |
| if (device == null || receiver == null) { |
| throw new NullPointerException(); |
| } |
| this.device = device; |
| this.receiver = receiver; |
| } |
| |
| // Receiver implementation |
| public void close() { |
| receiver.close(); |
| } |
| |
| public void send(MidiMessage message, long timeStamp) { |
| receiver.send(message, timeStamp); |
| } |
| |
| // MidiDeviceReceiver implementation |
| public MidiDevice getMidiDevice() { |
| return device; |
| } |
| |
| /** |
| * Obtains the receiver enveloped |
| * by this {@code MidiDeviceReceiverEnvelope} object. |
| * |
| * @return the enveloped receiver |
| */ |
| public Receiver getReceiver() { |
| return receiver; |
| } |
| } |