settings.put( AvailableSettings.ENVIRONMENT_CLASSLOADER, osgiClassLoader );
osgiClassLoader.addBundle( requestingBundle );
final EntityManagerFactoryBuilder builder = getEntityManagerFactoryBuilderOrNull( persistenceUnitName, settings, osgiClassLoader );
return builder == null ? null : builder.build();
}
@Override
@SuppressWarnings("unchecked")
public EntityManagerFactory createContainerEntityManagerFactory(PersistenceUnitInfo info, Map properties) {