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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2013, 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.envers.internal.revisioninfo;
import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;
import org.hibernate.envers.RevisionListener;
import org.hibernate.envers.RevisionType;
import org.hibernate.envers.internal.entities.PropertyData;
import org.hibernate.envers.internal.tools.ReflectionTools;
import org.hibernate.property.Getter;
import org.hibernate.property.Setter;
/**
* Automatically adds entity names, that have been changed during current revision, to revision entity.
*
* @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
*
* @see org.hibernate.envers.ModifiedEntityNames
* @see org.hibernate.envers.DefaultTrackingModifiedEntitiesRevisionEntity
*/
public class DefaultTrackingModifiedEntitiesRevisionInfoGenerator extends DefaultRevisionInfoGenerator {
private final Setter modifiedEntityNamesSetter;
private final Getter modifiedEntityNamesGetter;
public DefaultTrackingModifiedEntitiesRevisionInfoGenerator(
String revisionInfoEntityName, Class revisionInfoClass,
Class listenerClass,
PropertyData revisionInfoTimestampData, boolean timestampAsDate,
PropertyData modifiedEntityNamesData) {
super( revisionInfoEntityName, revisionInfoClass, listenerClass, revisionInfoTimestampData, timestampAsDate );
modifiedEntityNamesSetter = ReflectionTools.getSetter( revisionInfoClass, modifiedEntityNamesData );
modifiedEntityNamesGetter = ReflectionTools.getGetter( revisionInfoClass, modifiedEntityNamesData );
}
@Override
@SuppressWarnings({"unchecked"})
public void entityChanged(
Class entityClass,
String entityName,
Serializable entityId,
RevisionType revisionType,
Object revisionEntity) {
super.entityChanged( entityClass, entityName, entityId, revisionType, revisionEntity );
Set modifiedEntityNames = (Set) modifiedEntityNamesGetter.get( revisionEntity );
if ( modifiedEntityNames == null ) {
modifiedEntityNames = new HashSet();
modifiedEntityNamesSetter.set( revisionEntity, modifiedEntityNames, null );
}
modifiedEntityNames.add( entityName );
}
}