org.hibernate.event.internal.DefaultDirtyCheckEventListener Maven / Gradle / Ivy
/*
* 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.event.internal;
import org.hibernate.HibernateException;
import org.hibernate.event.spi.DirtyCheckEvent;
import org.hibernate.event.spi.DirtyCheckEventListener;
import org.hibernate.internal.CoreLogging;
import org.hibernate.internal.CoreMessageLogger;
/**
* Defines the default dirty-check event listener used by hibernate for
* checking the session for dirtiness in response to generated dirty-check
* events.
*
* @author Steve Ebersole
*/
public class DefaultDirtyCheckEventListener extends AbstractFlushingEventListener implements DirtyCheckEventListener {
private static final CoreMessageLogger LOG = CoreLogging.messageLogger( DefaultDirtyCheckEventListener.class );
/**
* Handle the given dirty-check event.
*
* @param event The dirty-check event to be handled.
* @throws HibernateException
*/
public void onDirtyCheck(DirtyCheckEvent event) throws HibernateException {
int oldSize = event.getSession().getActionQueue().numberOfCollectionRemovals();
try {
flushEverythingToExecutions(event);
boolean wasNeeded = event.getSession().getActionQueue().hasAnyQueuedActions();
if ( wasNeeded ) {
LOG.debug( "Session dirty" );
}
else {
LOG.debug( "Session not dirty" );
}
event.setDirty( wasNeeded );
}
finally {
event.getSession().getActionQueue().clearFromFlushNeededCheck( oldSize );
}
}
}