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/* * Copyright (c) 2007, 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 java.util.Comparator;import javax.sound.midi.Instrument;import javax.sound.midi.Patch; /** * Instrument comparator class. * Used to order instrument by program, bank, percussion. * * @author Karl Helgason */public class ModelInstrumentComparator implements Comparator<Instrument> {     public int compare(Instrument arg0, Instrument arg1) {        Patch p0 = arg0.getPatch();        Patch p1 = arg1.getPatch();        int a = p0.getBank() * 128 + p0.getProgram();        int b = p1.getBank() * 128 + p1.getProgram();        if (p0 instanceof ModelPatch) {            a += ((ModelPatch)p0).isPercussion() ? 2097152 : 0;        }        if (p1 instanceof ModelPatch) {            b += ((ModelPatch)p1).isPercussion() ? 2097152 : 0;        }        return a - b;    }}