| /* |
| * Copyright (c) 2015, 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. |
| * |
| * 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. |
| */ |
| |
| import java.util.Collection; |
| import java.util.HashSet; |
| |
| import javax.sound.midi.MidiDevice; |
| import javax.sound.midi.MidiDevice.Info; |
| import javax.sound.midi.MidiSystem; |
| import javax.sound.midi.MidiUnavailableException; |
| import javax.sound.midi.spi.MidiDeviceProvider; |
| |
| import static java.util.ServiceLoader.load; |
| |
| /** |
| * @test |
| * @bug 8059743 |
| * @summary MidiDeviceProvider shouldn't returns incorrect results in case of |
| * some unknown MidiDevice.Info |
| * @author Sergey Bylokhov |
| */ |
| public final class FakeInfo { |
| |
| private static final class Fake extends Info { |
| |
| Fake() { |
| super("a", "b", "c", "d"); |
| } |
| } |
| |
| public static void main(final String[] args) { |
| final Info fake = new Fake(); |
| // MidiSystem API |
| try { |
| MidiSystem.getMidiDevice(fake); |
| throw new RuntimeException("IllegalArgumentException expected"); |
| } catch (final MidiUnavailableException e) { |
| throw new RuntimeException("IllegalArgumentException expected", e); |
| } catch (final IllegalArgumentException ignored) { |
| // expected |
| } |
| // MidiDeviceProvider API |
| final Collection<String> errors = new HashSet<>(); |
| for (final MidiDeviceProvider mdp : load(MidiDeviceProvider.class)) { |
| try { |
| if (mdp.isDeviceSupported(fake)) { |
| throw new RuntimeException("fake is supported"); |
| } |
| final MidiDevice device = mdp.getDevice(fake); |
| System.err.println("MidiDevice: " + device); |
| throw new RuntimeException("IllegalArgumentException expected"); |
| } catch (final IllegalArgumentException e) { |
| errors.add(e.getMessage()); |
| } |
| } |
| if (errors.size() != 1) { |
| throw new RuntimeException("Wrong number of messages:" + errors); |
| } |
| } |
| } |