org.hibernate.loader.collection.CollectionLoader Maven / Gradle / Ivy
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JPMS Module-Info's for a few of the Jakarta Libraries just until they add them in themselves
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.loader.collection;
import java.io.Serializable;
import org.hibernate.HibernateException;
import org.hibernate.engine.spi.LoadQueryInfluencers;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.loader.OuterJoinLoader;
import org.hibernate.persister.collection.QueryableCollection;
import org.hibernate.type.Type;
/**
* Superclass for loaders that initialize collections
*
* @see OneToManyLoader
* @see BasicCollectionLoader
* @author Gavin King
*/
public class CollectionLoader extends OuterJoinLoader implements CollectionInitializer {
private final QueryableCollection collectionPersister;
public CollectionLoader(
QueryableCollection collectionPersister,
SessionFactoryImplementor factory,
LoadQueryInfluencers loadQueryInfluencers) {
super( factory, loadQueryInfluencers );
this.collectionPersister = collectionPersister;
}
protected QueryableCollection collectionPersister() {
return collectionPersister;
}
@Override
protected boolean isSubselectLoadingEnabled() {
return hasSubselectLoadableCollections();
}
@Override
public void initialize(Serializable id, SharedSessionContractImplementor session) throws HibernateException {
loadCollection( session, id, getKeyType() );
}
protected Type getKeyType() {
return collectionPersister.getKeyType();
}
@Override
public String toString() {
return getClass().getName() + '(' + collectionPersister.getRole() + ')';
}
}
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