org.hibernate.envers.event.spi.EnversPreUpdateEventListenerImpl Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of hibernate-envers Show documentation
Show all versions of hibernate-envers Show documentation
Hibernate's entity version (audit/history) support
/*
* 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 .
*/
package org.hibernate.envers.event.spi;
import org.hibernate.envers.boot.internal.EnversService;
import org.hibernate.envers.internal.synchronization.AuditProcess;
import org.hibernate.event.spi.PreUpdateEvent;
import org.hibernate.event.spi.PreUpdateEventListener;
/**
* Envers-specific entity (pre) update event listener.
*
* @author Chris Cranford
*/
public class EnversPreUpdateEventListenerImpl extends BaseEnversUpdateEventListener implements PreUpdateEventListener {
public EnversPreUpdateEventListenerImpl(EnversService enversService) {
super( enversService );
}
@Override
public boolean onPreUpdate(PreUpdateEvent event) {
final String entityName = event.getPersister().getEntityName();
if ( getEnversService().getEntitiesConfigurations().isVersioned( entityName ) ) {
checkIfTransactionInProgress( event.getSession() );
if ( isDetachedEntityUpdate( entityName, event.getOldState() ) ) {
final AuditProcess auditProcess = getEnversService().getAuditProcessManager().get( event.getSession() );
auditProcess.cacheEntityState(
event.getId(),
entityName,
event.getPersister().getDatabaseSnapshot( event.getId(), event.getSession() )
);
}
}
return false;
}
}