GetReceiver2.java revision 8729:0242fce0f717 
1/*
2 * Copyright (c) 2008, 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
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
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,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/* @test
25   @summary Test SoftSynthesizer getReceiver method */
26
27import javax.sound.midi.Receiver;
28import javax.sound.midi.ShortMessage;
29
30import com.sun.media.sound.AudioSynthesizer;
31import com.sun.media.sound.SoftSynthesizer;
32
33public class GetReceiver2 {
34
35    private static void assertTrue(boolean value) throws Exception
36    {
37        if(!value)
38            throw new RuntimeException("assertTrue fails!");
39    }
40
41    public static void main(String[] args) throws Exception {
42        AudioSynthesizer synth = new SoftSynthesizer();
43        Receiver recv = synth.getReceiver();
44        assertTrue(recv != null);
45        ShortMessage sm = new ShortMessage();
46        sm.setMessage(ShortMessage.NOTE_OFF, 0, 64, 64);
47        synth.open(new DummySourceDataLine(), null);
48        recv.send(sm, -1);
49        synth.close();
50        try
51        {
52            recv.send(sm, -1);
53            throw new RuntimeException("Exception not thrown!");
54        }
55        catch(Exception e)
56        {
57            // Just checking if exception is thrown
58        }
59    }
60}
61