How to use

PersistenceSessionFactoryDelegating

in

org.apache.isis.runtimes.dflt.runtime.persistence

@Override
public final void shutdown() {
  doShutdown();
  // other
}

@Override
public final void init() {
  // check prereq dependencies injected
  ensureThatState(specificationLoader, is(notNullValue()));
  ensureThatState(serviceList, is(notNullValue()));
  // a bit of a workaround, but required if anything in the metamodel (for
  // example, a
  // ValueSemanticsProvider for a date value type) needs to use the Clock
  // singleton
  // we do this after loading the services to allow a service to prime a
  // different clock
  // implementation (eg to use an NTP time service).
  if (!deploymentType.isProduction() && !Clock.isInitialized()) {
    FixtureClock.initialize();
  }
  doInit();
}

@Override
public PersistenceSession createPersistenceSession() {
  final PersistenceSession persistenceSession = super.createPersistenceSession();
  if (persistedObjects != null) {
    final OidGenerator oidGenerator = persistenceSession.getOidGenerator();
    if (oidGenerator instanceof SimpleOidGenerator) {
      final SimpleOidGenerator simpleOidGenerator = (SimpleOidGenerator) oidGenerator;
      simpleOidGenerator.resetTo(persistedObjects.getOidGeneratorMemento());
    }
  }
  return persistenceSession;
}