| /* |
| * Copyright (c) 2003, 2016, 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.List; |
| |
| import javax.sound.midi.MidiDevice; |
| import javax.sound.midi.MidiSystem; |
| import javax.sound.midi.MidiUnavailableException; |
| import javax.sound.midi.Receiver; |
| import javax.sound.midi.Sequencer; |
| import javax.sound.midi.Synthesizer; |
| import javax.sound.midi.Transmitter; |
| import javax.sound.midi.spi.MidiDeviceProvider; |
| |
| import com.sun.media.sound.JDK13Services; |
| |
| /** |
| * @test |
| * @bug 4776511 |
| * @bug 4934509 |
| * @bug 4938236 |
| * @modules java.desktop/com.sun.media.sound |
| * @run main/timeout=600 DefaultDevices |
| * @summary RFE: Setting the default MixerProvider |
| */ |
| /** Test the retrieving of MidiDevices with default device properties. |
| * This is a part of the test for 4776511. |
| * The test also functions as a unit test for 4934509: SPEC: Document |
| * explicitely MidiSystem.getReceiver's behavior |
| * and a regession test for 4938236: Crash when opening synthesizer implicitly |
| * The test has been updated to reflect a fix for 6411624: MidiSystem.getSequencer() |
| * doesn't throw MidiUnavaivableException if no audio card installed (see also |
| * 6422786: regression test javax/sound/midi/MidiSystem/DefaultDevices.java fails) |
| */ |
| public class DefaultDevices { |
| |
| private static final String ERROR_PROVIDER_CLASS_NAME = "abc"; |
| private static final String ERROR_INSTANCE_NAME = "def"; |
| |
| private static final Class RECEIVER_CLASS = javax.sound.midi.Receiver.class; |
| private static final Class TRANSMITTER_CLASS = javax.sound.midi.Transmitter.class; |
| private static final Class SEQUENCER_CLASS = javax.sound.midi.Sequencer.class; |
| private static final Class SYNTHESIZER_CLASS = javax.sound.midi.Synthesizer.class; |
| |
| public static void main(String[] args) throws Exception { |
| boolean allOk = true; |
| MidiDevice.Info[] infos; |
| |
| out("\nTesting MidiDevices retrieved via MidiSystem"); |
| infos = MidiSystem.getMidiDeviceInfo(); |
| allOk &= testDevices(infos, null); |
| |
| out("\nTesting MidiDevices retrieved from MidiDeviceProviders"); |
| List providers = JDK13Services.getProviders(MidiDeviceProvider.class); |
| for (int i = 0; i < providers.size(); i++) { |
| MidiDeviceProvider provider = (MidiDeviceProvider)providers.get(i); |
| infos = provider.getDeviceInfo(); |
| allOk &= testDevices(infos, provider.getClass().getName()); |
| } |
| |
| if (!allOk) { |
| throw new Exception("Test failed"); |
| } else { |
| out("Test passed"); |
| } |
| } |
| |
| private static boolean testDevices(MidiDevice.Info[] infos, |
| String providerClassName) { |
| boolean allOk = true; |
| |
| for (int i = 0; i < infos.length; i++) { |
| MidiDevice device = null; |
| try { |
| device = MidiSystem.getMidiDevice(infos[i]); |
| } catch (MidiUnavailableException e) { |
| out("Exception thrown; Test NOT failed."); |
| e.printStackTrace(System.out); |
| out(""); |
| } |
| out("\nTesting device: " + device); |
| if (device instanceof Sequencer) { |
| allOk &= testDevice(device, SEQUENCER_CLASS, providerClassName, true, true); |
| // incorrect cases |
| allOk &= testDevice(device, SYNTHESIZER_CLASS, providerClassName, false, false); |
| allOk &= testDevice(device, RECEIVER_CLASS, providerClassName, false, false); |
| allOk &= testDevice(device, TRANSMITTER_CLASS, providerClassName, false, false); |
| } |
| if (device instanceof Synthesizer) { |
| allOk &= testDevice(device, SYNTHESIZER_CLASS, providerClassName, true, true); |
| allOk &= testDevice(device, RECEIVER_CLASS, providerClassName, false, true); |
| // incorrect cases |
| allOk &= testDevice(device, TRANSMITTER_CLASS, providerClassName, false, false); |
| allOk &= testDevice(device, SEQUENCER_CLASS, providerClassName, false, false); |
| } |
| if (device instanceof Receiver) { |
| allOk &= testDevice(device, RECEIVER_CLASS, providerClassName, true, true); |
| // incorrect cases |
| allOk &= testDevice(device, TRANSMITTER_CLASS, providerClassName, false, false); |
| allOk &= testDevice(device, SYNTHESIZER_CLASS, providerClassName, false, false); |
| allOk &= testDevice(device, SEQUENCER_CLASS, providerClassName, false, false); |
| } |
| if (device instanceof Transmitter) { |
| allOk &= testDevice(device, TRANSMITTER_CLASS, providerClassName, true, true); |
| // incorrect cases |
| allOk &= testDevice(device, RECEIVER_CLASS, providerClassName, false, false); |
| allOk &= testDevice(device, SYNTHESIZER_CLASS, providerClassName, false, false); |
| allOk &= testDevice(device, SEQUENCER_CLASS, providerClassName, false, false); |
| } |
| } |
| return allOk; |
| } |
| |
| private static boolean testDevice(MidiDevice device, Class type, |
| String providerClassName, boolean testWrong, boolean expectedResult) { |
| boolean allOk = true; |
| String instanceName = device.getDeviceInfo().getName(); |
| |
| // no error |
| allOk &= testDevice(device, type, providerClassName, |
| instanceName, expectedResult); |
| |
| if (testWrong) { |
| // erroneous provider class name, correct instance name |
| allOk &= testDevice(device, type, ERROR_PROVIDER_CLASS_NAME, |
| instanceName, expectedResult); |
| |
| // correct provider class name, erroneous instance name |
| // we presume that provider provides only one class of requested type |
| allOk &= testDevice(device, type, providerClassName, |
| ERROR_INSTANCE_NAME, expectedResult); |
| } |
| |
| return allOk; |
| } |
| |
| private static boolean testDevice(MidiDevice device, Class type, |
| String providerClassName, String instanceName, |
| boolean expectedResult) { |
| boolean allOk = true; |
| |
| try { |
| String propertyName = type.getName(); |
| String propertyValue = (providerClassName != null) ? providerClassName: "" ; |
| propertyValue += "#" + instanceName; |
| out("property: " + propertyName + "="+ propertyValue); |
| System.setProperty(propertyName, propertyValue); |
| Object reference = null; |
| Object result = null; |
| if (type == SEQUENCER_CLASS) { |
| reference = device; |
| result = MidiSystem.getSequencer(); |
| } else if (type == SYNTHESIZER_CLASS) { |
| reference = device; |
| result = MidiSystem.getSynthesizer(); |
| } else if (type == RECEIVER_CLASS) { |
| reference = device.getReceiver(); |
| result = MidiSystem.getReceiver(); |
| } else if (type == TRANSMITTER_CLASS) { |
| reference = device.getTransmitter(); |
| result = MidiSystem.getTransmitter(); |
| } |
| out("result: " + result); |
| boolean rightDevice = (reference.getClass() == result.getClass()); |
| if (rightDevice != expectedResult) { |
| out("\nERROR: type " + type + " failed:" |
| + " class should" + (expectedResult ? "" : " NOT") + " be '" |
| + reference.getClass() |
| + "' but is '" + result.getClass() + "'!\n"); |
| allOk = false; |
| } |
| if (expectedResult |
| && reference instanceof MidiDevice |
| && result instanceof MidiDevice) { |
| MidiDevice referenceDevice = (MidiDevice)reference; |
| MidiDevice resultDevice = (MidiDevice)result; |
| if (!referenceDevice.getDeviceInfo().getName().equals( |
| resultDevice.getDeviceInfo().getName())) { |
| out("\nERROR: type " + type + " failed: name should be '" |
| + referenceDevice.getDeviceInfo().getName() |
| + "' but is '" |
| + resultDevice.getDeviceInfo().getName() + "'!\n"); |
| allOk = false; |
| } |
| } |
| if (result instanceof Receiver) { |
| ((Receiver)result).close(); |
| } else if (result instanceof Transmitter) { |
| ((Transmitter)result).close(); |
| } else if (result instanceof Synthesizer) { |
| ((Synthesizer)result).close(); |
| } else if (result instanceof Sequencer) { |
| ((Sequencer)result).close(); |
| } |
| } catch (Exception e) { |
| out("Exception thrown; Test NOT failed."); |
| e.printStackTrace(System.out); |
| out(""); |
| } |
| return allOk; |
| } |
| |
| private static void out(String message) { |
| System.out.println(message); |
| } |
| } |