/**
* Convenience method to access the allophone set referenced in the MARY property with the given
* name.
*
* @param propertyName name of the property referring to the allophone set
* @throws MaryConfigurationException if the allophone set cannot be obtained
* @return the requested allophone set. This method will never return null; if it cannot get the
* allophone set, it throws an exception.
*/
public static AllophoneSet needAllophoneSet(String propertyName)
throws MaryConfigurationException {
String propertyValue = MaryProperties.getProperty(propertyName);
if (propertyValue == null) {
throw new MaryConfigurationException("No such property: " + propertyName);
}
if (AllophoneSet.hasAllophoneSet(propertyValue)) {
return AllophoneSet.getAllophoneSetById(propertyValue);
}
InputStream alloStream;
try {
alloStream = MaryProperties.needStream(propertyName);
} catch (FileNotFoundException e) {
throw new MaryConfigurationException(
"Cannot open allophone stream for property " + propertyName, e);
}
assert alloStream != null;
return AllophoneSet.getAllophoneSet(alloStream, propertyValue);
}
