/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.envers.event.spi;
import org.hibernate.envers.boot.internal.EnversService;
import org.hibernate.envers.internal.entities.EntityConfiguration;
/**
* @author Chris Cranford
*/
public abstract class BaseEnversUpdateEventListener extends BaseEnversEventListener {
public BaseEnversUpdateEventListener(EnversService enversService) {
super( enversService );
}
/**
* Returns whether the entity has {@code withModifiedFlag} features and has no old state, most likely implying
* it was updated in a detached entity state.
*
* @param entityName The associated entity name.
* @param oldState The event old (likely detached) entity state.
* @return {@code true} if the entity is/has been updated in detached state, otherwise {@code false}.
*/
protected boolean isDetachedEntityUpdate(String entityName, Object[] oldState) {
final EntityConfiguration configuration = getEnversService().getEntitiesConfigurations().get( entityName );
if ( configuration.getPropertyMapper() != null && oldState == null ) {
return configuration.getPropertyMapper().hasPropertiesWithModifiedFlag();
}
return false;
}
}