Set<String> classes = null;
// Build a MetadataProcessor to search the mapped classes in orm xml documents
// We hand in a null session since none of the functionality required uses a session
MetadataProcessor processor = new MetadataProcessor(info, null, loader, false);
processor.readMappingFiles(false);
classes = processor.buildPersistenceUnitClassSetFromXMLDocuments();
return classes;
}