import org.hibernate.event.spi.PostLoadEventListener; //导入依赖的package包/类
/**
 * PostLoad cannot occur during initializeEntity, as that call occurs *before*
 * the Set collections are added to the persistence context by Loader.
 * Without the split, LazyInitializationExceptions can occur in the Entity's
 * postLoad if it acts upon the collection.
 *
 * HHH-6043
 * 
 * @param entity The entity
 * @param session The Session
 * @param postLoadEvent The (re-used) post-load event
 */
public static void postLoad(
		final Object entity,
		final SessionImplementor session,
		final PostLoadEvent postLoadEvent) {
	
	if ( session.isEventSource() ) {
		final PersistenceContext persistenceContext
				= session.getPersistenceContext();
		final EntityEntry entityEntry = persistenceContext.getEntry( entity );

		postLoadEvent.setEntity( entity ).setId( entityEntry.getId() ).setPersister( entityEntry.getPersister() );

		final EventListenerGroup<PostLoadEventListener> listenerGroup = session.getFactory()
						.getServiceRegistry()
						.getService( EventListenerRegistry.class )
						.getEventListenerGroup( EventType.POST_LOAD );
		for ( PostLoadEventListener listener : listenerGroup.listeners() ) {
			listener.onPostLoad( postLoadEvent );
		}
	}
}
 

import org.hibernate.event.spi.PostLoadEventListener; //导入依赖的package包/类
private Iterable<PostLoadEventListener> postLoadEventListeners(EventSource session) {
	return session
			.getFactory()
			.getServiceRegistry()
			.getService( EventListenerRegistry.class )
			.getEventListenerGroup( EventType.POST_LOAD )
			.listeners();
}