| /* |
| * 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.sampled.AudioFormat; |
| import javax.sound.sampled.AudioSystem; |
| import javax.sound.sampled.Clip; |
| import javax.sound.sampled.DataLine; |
| import javax.sound.sampled.Line; |
| import javax.sound.sampled.Mixer; |
| import javax.sound.sampled.Port; |
| import javax.sound.sampled.SourceDataLine; |
| import javax.sound.sampled.TargetDataLine; |
| import javax.sound.sampled.spi.MixerProvider; |
| |
| import com.sun.media.sound.JDK13Services; |
| |
| /** |
| * @test |
| * @bug 4776511 |
| * @summary RFE: Setting the default MixerProvider. Test the retrieving of lines |
| * with defaut mixer properties. |
| * @modules java.desktop/com.sun.media.sound |
| */ |
| public class DefaultMixers { |
| |
| private static final String ERROR_PROVIDER_CLASS_NAME = "abc"; |
| private static final String ERROR_INSTANCE_NAME = "def"; |
| |
| private static final Class[] lineClasses = { |
| SourceDataLine.class, |
| TargetDataLine.class, |
| Clip.class, |
| Port.class, |
| }; |
| |
| public static void main(String[] args) throws Exception { |
| boolean allOk = true; |
| Mixer.Info[] infos; |
| |
| out("Testing Mixers retrieved via AudioSystem"); |
| infos = AudioSystem.getMixerInfo(); |
| allOk &= testMixers(infos, null); |
| |
| out("Testing MixerProviders"); |
| List providers = JDK13Services.getProviders(MixerProvider.class); |
| for (int i = 0; i < providers.size(); i++) { |
| MixerProvider provider = (MixerProvider) providers.get(i); |
| infos = provider.getMixerInfo(); |
| allOk &= testMixers(infos, provider.getClass().getName()); |
| } |
| |
| if (! allOk) { |
| throw new Exception("Test failed"); |
| } else { |
| out("Test passed"); |
| } |
| } |
| |
| private static boolean testMixers(Mixer.Info[] infos, |
| String providerClassName) { |
| boolean allOk = true; |
| |
| for (int i = 0; i < infos.length; i++) { |
| Mixer mixer = null; |
| try { |
| mixer = AudioSystem.getMixer(infos[i]); |
| } catch (NullPointerException e) { |
| out("Exception thrown; Test NOT failed."); |
| e.printStackTrace(); |
| } |
| for (int j = 0; j < lineClasses.length; j++) { |
| if (mixer.isLineSupported(new Line.Info(lineClasses[j]))) { |
| allOk &= testMixer(mixer, lineClasses[j], |
| providerClassName); |
| } |
| } |
| } |
| return allOk; |
| } |
| |
| private static boolean testMixer(Mixer mixer, Class lineType, |
| String providerClassName) { |
| boolean allOk = true; |
| String instanceName = mixer.getMixerInfo().getName(); |
| |
| // no error |
| allOk &= testMixer(mixer, lineType, |
| providerClassName, instanceName); |
| |
| // erroneous provider class name, correct instance name |
| allOk &= testMixer(mixer, lineType, |
| ERROR_PROVIDER_CLASS_NAME, instanceName); |
| |
| // erroneous provider class name, no instance name |
| allOk &= testMixer(mixer, lineType, |
| ERROR_PROVIDER_CLASS_NAME, ""); |
| |
| // erroneous provider class name, erroneous instance name |
| allOk &= testMixer(mixer, lineType, |
| ERROR_PROVIDER_CLASS_NAME, ERROR_INSTANCE_NAME); |
| |
| return allOk; |
| } |
| |
| private static boolean testMixer(Mixer mixer, Class lineType, |
| String providerClassName, |
| String instanceName) { |
| boolean allOk = true; |
| |
| try { |
| String propertyValue = (providerClassName != null) ? providerClassName: "" ; |
| propertyValue += "#" + instanceName; |
| out("property value: " + propertyValue); |
| System.setProperty(lineType.getName(), propertyValue); |
| Line line = null; |
| Line.Info info = null; |
| Line.Info[] infos; |
| AudioFormat format = null; |
| if (lineType == SourceDataLine.class || lineType == Clip.class) { |
| infos = mixer.getSourceLineInfo(); |
| format = getFirstLinearFormat(infos); |
| info = new DataLine.Info(lineType, format); |
| } else if (lineType == TargetDataLine.class) { |
| infos = mixer.getTargetLineInfo(); |
| format = getFirstLinearFormat(infos); |
| info = new DataLine.Info(lineType, format); |
| } else if (lineType == Port.class) { |
| /* Actually, a Ports Mixer commonly has source infos |
| as well as target infos. We ignore this here, since we |
| just need a random one. */ |
| infos = mixer.getSourceLineInfo(); |
| for (int i = 0; i < infos.length; i++) { |
| if (infos[i] instanceof Port.Info) { |
| info = infos[i]; |
| break; |
| } |
| } |
| } |
| out("Line.Info: " + info); |
| line = AudioSystem.getLine(info); |
| out("line: " + line); |
| if (! lineType.isInstance(line)) { |
| out("type " + lineType + " failed: class should be '" + |
| lineType + "' but is '" + line.getClass() + "'!"); |
| allOk = false; |
| } |
| } catch (Exception e) { |
| out("Exception thrown; Test NOT failed."); |
| e.printStackTrace(); |
| } |
| return allOk; |
| } |
| |
| private static AudioFormat getFirstLinearFormat(Line.Info[] infos) { |
| for (int i = 0; i < infos.length; i++) { |
| if (infos[i] instanceof DataLine.Info) { |
| AudioFormat[] formats = ((DataLine.Info) infos[i]).getFormats(); |
| for (int j = 0; j < formats.length; j++) { |
| AudioFormat.Encoding encoding = formats[j].getEncoding(); |
| int sampleSizeInBits = formats[j].getSampleSizeInBits(); |
| if (encoding.equals(AudioFormat.Encoding.PCM_SIGNED) && |
| sampleSizeInBits == 16 || |
| encoding.equals(AudioFormat.Encoding.PCM_UNSIGNED) && |
| sampleSizeInBits == 16) { |
| return formats[j]; |
| } |
| } |
| } |
| } |
| return null; |
| } |
| |
| private static void out(String message) { |
| System.out.println(message); |
| } |
| } |