org.hibernate.persister.collection.CollectionPersister#insertRows ( )源码实例Demo

@Override
public void execute() throws HibernateException {
	final Serializable id = getKey();
	final SharedSessionContractImplementor session = getSession();
	final CollectionPersister persister = getPersister();
	final PersistentCollection collection = getCollection();
	final boolean affectedByFilters = persister.isAffectedByEnabledFilters( session );

	preUpdate();

	if ( !collection.wasInitialized() ) {
		if ( !collection.hasQueuedOperations() ) {
			throw new AssertionFailure( "no queued adds" );
		}
		//do nothing - we only need to notify the cache... 
	}
	else if ( !affectedByFilters && collection.empty() ) {
		if ( !emptySnapshot ) {
			persister.remove( id, session );
		}
	}
	else if ( collection.needsRecreate( persister ) ) {
		if ( affectedByFilters ) {
			throw new HibernateException(
					"cannot recreate collection while filter is enabled: " +
							MessageHelper.collectionInfoString( persister, collection, id, session )
			);
		}
		if ( !emptySnapshot ) {
			persister.remove( id, session );
		}
		persister.recreate( collection, id, session );
	}
	else {
		persister.deleteRows( collection, id, session );
		persister.updateRows( collection, id, session );
		persister.insertRows( collection, id, session );
	}

	getSession().getPersistenceContext().getCollectionEntry( collection ).afterAction( collection );
	evict();
	postUpdate();

	if ( getSession().getFactory().getStatistics().isStatisticsEnabled() ) {
		getSession().getFactory().getStatistics().updateCollection( getPersister().getRole() );
	}
}
 

public void execute() throws HibernateException {
	final Serializable id = getKey();
	final SessionImplementor session = getSession();
	final CollectionPersister persister = getPersister();
	final PersistentCollection collection = getCollection();
	boolean affectedByFilters = persister.isAffectedByEnabledFilters(session);

	if ( !collection.wasInitialized() ) {
		if ( !collection.hasQueuedOperations() ) throw new AssertionFailure( "no queued adds" );
		//do nothing - we only need to notify the cache...
	}
	else if ( !affectedByFilters && collection.empty() ) {
		if ( !emptySnapshot ) persister.remove( id, session );
	}
	else if ( collection.needsRecreate(persister) ) {
		if (affectedByFilters) {
			throw new HibernateException(
				"cannot recreate collection while filter is enabled: " + 
				MessageHelper.collectionInfoString( persister, id, persister.getFactory() )
			);
		}
		if ( !emptySnapshot ) persister.remove( id, session );
		persister.recreate( collection, id, session );
	}
	else {
		persister.deleteRows( collection, id, session );
		persister.updateRows( collection, id, session );
		persister.insertRows( collection, id, session );
	}

	getSession().getPersistenceContext()
		.getCollectionEntry(collection)
		.afterAction(collection);

	evict();

	if ( getSession().getFactory().getStatistics().isStatisticsEnabled() ) {
		getSession().getFactory().getStatisticsImplementor().
				updateCollection( getPersister().getRole() );
	}
}