private static Line getLine(String propName, Line.Info info) throws LineUnavailableException {
List<?> mixerProviders = ProviderService.getProviders(mixerProviderPath);
if (propName != null) {
String propVal = System.getProperty(propName);
if (propVal != null) {
Mixer m = getMixer(propVal, info, mixerProviders);
if (m != null) {
Line l = m.getLine(info);
if (l != null) {
return l;
}
}
}
Properties soundProperties = ProviderService.getSoundProperties();
propVal = soundProperties.getProperty(propName);
if (propVal != null) {
Mixer m = getMixer(propVal, info, mixerProviders);
if (m != null) {
Line l = m.getLine(info);
if (l != null) {
return l;
}
}
}
}
for (Iterator providers = ProviderService.getProviders(mixerProviderPath).iterator();
providers.hasNext(); ) {
try {
MixerProvider pr = (MixerProvider) (providers.next());
Mixer.Info[] mixinfos = pr.getMixerInfo();
for (Mixer.Info mixinfo : mixinfos) {
try {
Mixer mix = pr.getMixer(mixinfo);
return mix.getLine(info);
} catch (IllegalArgumentException e) {
// continue
}
}
} catch (ClassCastException e) {
}
}
// sound.11=Could not get line
throw new IllegalArgumentException(Messages.getString("sound.11")); // $NON-NLS-1$
}
private static Mixer getMixer(String propVal, Line.Info info, List<?> mixerProviders) {
int index = propVal.indexOf("#"); // $NON-NLS-1$
String className;
String mixName;
if (index == -1) {
className = propVal.trim();
mixName = ""; // $NON-NLS-1$
} else {
className = propVal.substring(0, index).trim();
if (index == propVal.length()) {
mixName = ""; // $NON-NLS-1$
} else {
mixName = propVal.substring(index + 1).trim();
}
}
Mixer.Info[] minfos = null;
if (!className.equals("")) { // $NON-NLS-1$
for (Iterator providers = mixerProviders.iterator(); providers.hasNext(); ) {
try {
MixerProvider pr = (MixerProvider) (providers.next());
if (className.equals(pr.getClass().getName())) {
minfos = pr.getMixerInfo();
break;
}
} catch (ClassCastException e) {
}
}
}
if (minfos == null) {
minfos = getMixerInfo();
}
if (!mixName.equals("")) { // $NON-NLS-1$
for (Mixer.Info minfo : minfos) {
if (mixName.equals(minfo.getName())) {
return getMixer(minfo);
}
}
}
if (minfos.length > 0) {
return getMixer(minfos[0]);
}
return null;
}
public static boolean isLineSupported(Line.Info info) {
for (Iterator providers = ProviderService.getProviders(mixerProviderPath).iterator();
providers.hasNext(); ) {
try {
MixerProvider pr = (MixerProvider) providers.next();
Mixer.Info[] mixinfos = pr.getMixerInfo();
for (Mixer.Info mixinfo : mixinfos) {
Mixer mix = pr.getMixer(mixinfo);
if (mix.isLineSupported(info)) {
return true;
}
}
} catch (ClassCastException e) {
}
}
return false;
}
public static Line.Info[] getTargetLineInfo(Line.Info info) {
List<Line.Info> result = new ArrayList<Line.Info>();
for (Iterator providers = ProviderService.getProviders(mixerProviderPath).iterator();
providers.hasNext(); ) {
try {
MixerProvider pr = (MixerProvider) providers.next();
Mixer.Info[] mixinfos = pr.getMixerInfo();
for (Mixer.Info mixinfo : mixinfos) {
Mixer mix = pr.getMixer(mixinfo);
Line.Info[] linfos = mix.getTargetLineInfo(info);
for (Line.Info linfo : linfos) {
result.add(linfo);
}
}
} catch (ClassCastException e) {
}
}
Line.Info[] temp = new Line.Info[result.size()];
return result.toArray(temp);
}