/*
* 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.metamodel.binding;
import org.hibernate.AssertionFailure;
import org.hibernate.metamodel.relational.ForeignKey;
import org.hibernate.metamodel.relational.TableSpecification;
/**
* TODO : javadoc
*
* @author Steve Ebersole
*/
public class CollectionKey {
private final AbstractPluralAttributeBinding pluralAttributeBinding;
private ForeignKey foreignKey;
private boolean inverse;
private HibernateTypeDescriptor hibernateTypeDescriptor;
// todo : this would be nice to have but we do not always know it, especially in HBM case.
// private BasicAttributeBinding otherSide;
public CollectionKey(AbstractPluralAttributeBinding pluralAttributeBinding) {
this.pluralAttributeBinding = pluralAttributeBinding;
}
public AbstractPluralAttributeBinding getPluralAttributeBinding() {
return pluralAttributeBinding;
}
public void prepareForeignKey(String foreignKeyName, String targetTableName) {
if ( foreignKey != null ) {
throw new AssertionFailure( "Foreign key already initialized" );
}
final TableSpecification collectionTable = pluralAttributeBinding.getCollectionTable();
if ( collectionTable == null ) {
throw new AssertionFailure( "Collection table not yet bound" );
}
final TableSpecification targetTable = pluralAttributeBinding.getContainer()
.seekEntityBinding()
.locateTable( targetTableName );
// todo : handle implicit fk names...
foreignKey = collectionTable.createForeignKey( targetTable, foreignKeyName );
}
public ForeignKey getForeignKey() {
return foreignKey;
}
}