org.hibernate.mapping.Bag Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.mapping;
import org.hibernate.cfg.Mappings;
import org.hibernate.type.CollectionType;
/**
* A bag permits duplicates, so it has no primary key
*
* @author Gavin King
*/
public class Bag extends Collection {
public Bag(Mappings mappings, PersistentClass owner) {
super( mappings, owner );
}
public CollectionType getDefaultCollectionType() {
return getMappings().getTypeResolver()
.getTypeFactory()
.bag( getRole(), getReferencedPropertyName() );
}
void createPrimaryKey() {
//create an index on the key columns??
}
public Object accept(ValueVisitor visitor) {
return visitor.accept(this);
}
}