org.hibernate.mapping.Map 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.MappingException;
import org.hibernate.cfg.Mappings;
import org.hibernate.type.CollectionType;
/**
* A map has a primary key consisting of
* the key columns + index columns.
*/
public class Map extends IndexedCollection {
public Map(Mappings mappings, PersistentClass owner) {
super( mappings, owner );
}
public boolean isMap() {
return true;
}
public CollectionType getDefaultCollectionType() {
if ( isSorted() ) {
return getMappings().getTypeResolver()
.getTypeFactory()
.sortedMap( getRole(), getReferencedPropertyName(), getComparator() );
}
else if ( hasOrder() ) {
return getMappings().getTypeResolver()
.getTypeFactory()
.orderedMap( getRole(), getReferencedPropertyName() );
}
else {
return getMappings().getTypeResolver()
.getTypeFactory()
.map( getRole(), getReferencedPropertyName() );
}
}
public void createAllKeys() throws MappingException {
super.createAllKeys();
if ( !isInverse() ) getIndex().createForeignKey();
}
public Object accept(ValueVisitor visitor) {
return visitor.accept(this);
}
}