org.hibernate.envers.event.spi.EnversPostDeleteEventListenerImpl Maven / Gradle / Ivy
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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.envers.internal.synchronization.work.AuditWorkUnit;
import org.hibernate.envers.internal.synchronization.work.DelWorkUnit;
import org.hibernate.event.spi.PostDeleteEvent;
import org.hibernate.event.spi.PostDeleteEventListener;
import org.hibernate.persister.entity.EntityPersister;
/**
* Envers-specific entity (post) deletion event listener
*
* @author Adam Warski (adam at warski dot org)
* @author HernпїЅn Chanfreau
* @author Steve Ebersole
*/
public class EnversPostDeleteEventListenerImpl extends BaseEnversEventListener implements PostDeleteEventListener {
public EnversPostDeleteEventListenerImpl(EnversService enversService) {
super( enversService );
}
@Override
public void onPostDelete(PostDeleteEvent event) {
final String entityName = event.getPersister().getEntityName();
if ( getEnversService().getEntitiesConfigurations().isVersioned( entityName ) ) {
checkIfTransactionInProgress( event.getSession() );
final AuditProcess auditProcess = getEnversService().getAuditProcessManager().get( event.getSession() );
final AuditWorkUnit workUnit = new DelWorkUnit(
event.getSession(),
event.getPersister().getEntityName(),
getEnversService(),
event.getId(),
event.getPersister(),
event.getDeletedState()
);
auditProcess.addWorkUnit( workUnit );
if ( workUnit.containsWork() ) {
generateBidirectionalCollectionChangeWorkUnits(
auditProcess,
event.getPersister(),
entityName,
null,
event.getDeletedState(),
event.getSession()
);
}
}
}
@Override
public boolean requiresPostCommitHanding(EntityPersister persister) {
return getEnversService().getEntitiesConfigurations().isVersioned( persister.getEntityName() );
}
}