TestAllDevices.java revision 8729:0242fce0f717 
1/*
2 * Copyright (c) 2010, 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/**
25 * @test
26 * @bug 4933700
27 * @summary Tests that default devices return MidiDeviceTransmitter/Receiver and returned objects return correct MidiDevice
28 * @compile -source 1.7 TestAllDevices.java
29 * @run main TestAllDevices
30 * @author Alex Menkov
31 */
32
33import javax.sound.midi.MidiDevice;
34import javax.sound.midi.MidiDeviceReceiver;
35import javax.sound.midi.MidiDeviceTransmitter;
36import javax.sound.midi.MidiSystem;
37import javax.sound.midi.MidiUnavailableException;
38import javax.sound.midi.Receiver;
39import javax.sound.midi.Transmitter;
40
41
42public class TestAllDevices {
43
44    static boolean failed = false;
45
46    public static void main(String[] args) throws Exception {
47        out("default receiver:");
48        try {
49            Receiver recv = MidiSystem.getReceiver();
50            out("  receiver: " + recv);
51            if (recv instanceof MidiDeviceReceiver) {
52                out("    OK");
53            } else {
54                out("    ERROR: not an instance of MidiDeviceReceiver");
55                failed = true;
56            }
57        } catch (MidiUnavailableException ex) {
58            // this is not an error
59            out("  receiver: MidiUnavailableException (test NOT failed)");
60        }
61
62        out("default transmitter:");
63        try {
64            Transmitter tran = MidiSystem.getTransmitter();
65            out("  transmitter: " + tran);
66            if (tran instanceof MidiDeviceTransmitter) {
67                out("    OK");
68            } else {
69                out("    ERROR: not an instance of MidiDeviceTransmitter");
70                failed = true;
71            }
72        } catch (MidiUnavailableException ex) {
73            // this is not an error
74            out("  transmitter: MidiUnavailableException (test NOT failed)");
75        }
76
77        MidiDevice.Info[] infos = MidiSystem .getMidiDeviceInfo();
78        for (MidiDevice.Info info: infos) {
79            out(info.toString() + ":");
80            try {
81                MidiDevice dev = MidiSystem.getMidiDevice(info);
82                dev.open();
83
84                try {
85                    Receiver recv = dev.getReceiver();
86                    out("  receiver: " + recv);
87                    if (recv instanceof MidiDeviceReceiver) {
88                        MidiDeviceReceiver devRecv = (MidiDeviceReceiver)recv;
89                        MidiDevice retDev = devRecv.getMidiDevice();
90                        if (retDev == dev) {
91                            out("    OK");
92                        } else {
93                            out("    ERROR: getMidiDevice returned incorrect device: " + retDev);
94                            failed = true;
95                        }
96                    } else {
97                        out("    ERROR: not an instance of MidiDeviceReceiver");
98                        failed = true;
99                    }
100                } catch (MidiUnavailableException ex) {
101                    // this is not an error
102                    out("  receiver: MidiUnavailableException (test NOT failed)");
103                }
104
105                try {
106                    Transmitter tran = dev.getTransmitter();
107                    out("  transmitter: " + tran);
108                    if (tran instanceof MidiDeviceTransmitter) {
109                        MidiDeviceTransmitter devTran = (MidiDeviceTransmitter)tran;
110                        MidiDevice retDev = devTran.getMidiDevice();
111                        if (retDev == dev) {
112                            out("    OK");
113                        } else {
114                            out("    ERROR: getMidiDevice retur4ned incorrect device: " + retDev);
115                            failed = true;
116                        }
117                    } else {
118                        out("    ERROR: not an instance of MidiDeviceTransmitter");
119                        failed = true;
120                    }
121                } catch (MidiUnavailableException ex) {
122                    // this is not an error
123                    out("  transmitter: MidiUnavailableException (test NOT failed)");
124                }
125
126                dev.close();
127            } catch (MidiUnavailableException ex) {
128                out("  device: MidiUnavailableException (test NOT failed)");
129            }
130        }
131
132        if (failed) {
133            throw new Exception("Test failed.");
134        }
135    }
136
137    static void out(String s) {
138        System.out.println(s);
139    }
140
141}
142