/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
*
* 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.envers.query.criteria;
import org.hibernate.envers.query.projection.AuditProjection;
import org.hibernate.envers.query.projection.PropertyAuditProjection;
import org.hibernate.envers.query.property.EntityPropertyName;
import org.hibernate.envers.query.property.OriginalIdPropertyName;
import org.hibernate.envers.query.property.PropertyNameGetter;
/**
* Create restrictions and projections for the id of an audited entity.
*
* @author Adam Warski (adam at warski dot org)
* @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
*/
@SuppressWarnings({ "JavaDoc" })
public class AuditId<T> extends AuditProperty<T> {
public static final String IDENTIFIER_PLACEHOLDER = "$$id$$";
private static final PropertyNameGetter identifierPropertyGetter = new EntityPropertyName( IDENTIFIER_PLACEHOLDER );
public AuditId() {
super( identifierPropertyGetter );
}
/**
* Apply an "equal" constraint
*/
public AuditCriterion eq(Object id) {
return new IdentifierEqAuditExpression( id, true );
}
/**
* Apply a "not equal" constraint
*/
public AuditCriterion ne(Object id) {
return new IdentifierEqAuditExpression( id, false );
}
// Projections
/**
* Projection counting the values
*
* @param idPropertyName Name of the identifier property
*
* @deprecated Use {@link #count()}.
*/
public AuditProjection count(String idPropertyName) {
return new PropertyAuditProjection( new OriginalIdPropertyName( idPropertyName ), "count", false );
}
@Override
public AuditCriterion hasChanged() {
throw new UnsupportedOperationException();
}
@Override
public AuditCriterion hasNotChanged() {
throw new UnsupportedOperationException();
}
}