jdk-sandbox: comparison jdk/test/javax/sound/sampled/AudioSystem/DefaultMixers.java

equal deleted inserted replaced

-:524d908e49ea
+:e8e5df013c6e
+/*
+* 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);
+}
+}