1/*
2 * Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
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7 * published by the Free Software Foundation.
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
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22 */
23
24/* @test
25   @summary Test SoftSynthesizer unloadInstruments method
26   @modules java.desktop/com.sun.media.sound
27*/
28
29import javax.sound.midi.MidiDevice;
30import javax.sound.midi.MidiUnavailableException;
31import javax.sound.midi.Patch;
32import javax.sound.midi.Soundbank;
33import javax.sound.sampled.*;
34import javax.sound.midi.MidiDevice.Info;
35
36import com.sun.media.sound.*;
37
38public class UnloadInstruments {
39
40    private static void assertEquals(Object a, Object b) throws Exception
41    {
42        if(!a.equals(b))
43            throw new RuntimeException("assertEquals fails!");
44    }
45
46    private static void assertTrue(boolean value) throws Exception
47    {
48        if(!value)
49            throw new RuntimeException("assertTrue fails!");
50    }
51
52    public static void main(String[] args) throws Exception {
53        AudioSynthesizer synth = new SoftSynthesizer();
54        synth.openStream(null, null);
55        Soundbank defsbk = synth.getDefaultSoundbank();
56        if(defsbk != null)
57        {
58            synth.unloadAllInstruments(defsbk);
59            SimpleSoundbank sbk = new SimpleSoundbank();
60            SimpleInstrument ins = new SimpleInstrument();
61            ins.setPatch(new Patch(0,1));
62            sbk.addInstrument(ins);
63            SimpleInstrument ins2 = new SimpleInstrument();
64            ins2.setPatch(new Patch(0,2));
65            sbk.addInstrument(ins2);
66            synth.loadInstrument(ins2);
67            assertTrue(synth.getLoadedInstruments().length == 1);
68            synth.unloadInstruments(sbk, new Patch[] {ins2.getPatch()});
69            assertTrue(synth.getLoadedInstruments().length == 0);
70        }
71        synth.close();
72
73    }
74}
75