53 lines
2.0 KiB
Java
53 lines
2.0 KiB
Java
/*
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* Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.sun.media.sound;
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import java.util.Comparator;
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import javax.sound.midi.Instrument;
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import javax.sound.midi.Patch;
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/**
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* Instrument comparator class.
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* Used to order instrument by program, bank, percussion.
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*
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* @author Karl Helgason
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*/
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public final class ModelInstrumentComparator implements Comparator<Instrument> {
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public int compare(Instrument arg0, Instrument arg1) {
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Patch p0 = arg0.getPatch();
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Patch p1 = arg1.getPatch();
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int a = p0.getBank() * 128 + p0.getProgram();
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int b = p1.getBank() * 128 + p1.getProgram();
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if (p0 instanceof ModelPatch) {
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a += ((ModelPatch)p0).isPercussion() ? 2097152 : 0;
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}
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if (p1 instanceof ModelPatch) {
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b += ((ModelPatch)p1).isPercussion() ? 2097152 : 0;
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}
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return a - b;
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}
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}
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