/*
* 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.test.flush;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.registry.BootstrapServiceRegistryBuilder;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.event.service.spi.EventListenerRegistry;
import org.hibernate.event.spi.EventType;
import org.hibernate.event.spi.PreUpdateEvent;
import org.hibernate.event.spi.PreUpdateEventListener;
import org.hibernate.integrator.spi.Integrator;
import org.hibernate.service.spi.SessionFactoryServiceRegistry;
import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
/**
* @author Steve Ebersole
*/
@TestForIssue( jiraKey = "HHH-2763" )
public class TestCollectionInitializingDuringFlush extends BaseCoreFunctionalTestCase {
@Test
public void testInitializationDuringFlush() {
assertFalse( InitializingPreUpdateEventListener.INSTANCE.executed );
assertFalse( InitializingPreUpdateEventListener.INSTANCE.foundAny );
Session s = openSession();
s.beginTransaction();
Publisher publisher = new Publisher( "acme" );
Author author = new Author( "john" );
author.setPublisher( publisher );
publisher.getAuthors().add( author );
author.getBooks().add( new Book( "Reflections on a Wimpy Kid", author ) );
s.save( author );
s.getTransaction().commit();
s.clear();
s = openSession();
s.beginTransaction();
publisher = (Publisher) s.get( Publisher.class, publisher.getId() );
publisher.setName( "random nally" );
s.flush();
s.getTransaction().commit();
s.clear();
s = openSession();
s.beginTransaction();
s.delete( author );
s.getTransaction().commit();
s.clear();
assertTrue( InitializingPreUpdateEventListener.INSTANCE.executed );
assertTrue( InitializingPreUpdateEventListener.INSTANCE.foundAny );
}
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[] { Author.class, Book.class, Publisher.class };
}
@Override
protected void prepareBootstrapRegistryBuilder(BootstrapServiceRegistryBuilder builder) {
super.prepareBootstrapRegistryBuilder( builder );
builder.applyIntegrator(
new Integrator() {
@Override
public void integrate(
Metadata metadata,
SessionFactoryImplementor sessionFactory,
SessionFactoryServiceRegistry serviceRegistry) {
integrate( serviceRegistry );
}
private void integrate(SessionFactoryServiceRegistry serviceRegistry) {
serviceRegistry.getService( EventListenerRegistry.class )
.getEventListenerGroup( EventType.PRE_UPDATE )
.appendListener( InitializingPreUpdateEventListener.INSTANCE );
}
@Override
public void disintegrate(
SessionFactoryImplementor sessionFactory, SessionFactoryServiceRegistry serviceRegistry) {
}
}
);
}
public static class InitializingPreUpdateEventListener implements PreUpdateEventListener {
public static final InitializingPreUpdateEventListener INSTANCE = new InitializingPreUpdateEventListener();
private boolean executed = false;
private boolean foundAny = false;
@Override
public boolean onPreUpdate(PreUpdateEvent event) {
executed = true;
final Object[] oldValues = event.getOldState();
final String[] properties = event.getPersister().getPropertyNames();
// Iterate through all fields of the updated object
for ( int i = 0; i < properties.length; i++ ) {
if ( oldValues != null && oldValues[i] != null ) {
if ( ! Hibernate.isInitialized( oldValues[i] ) ) {
// force any proxies and/or collections to initialize to illustrate HHH-2763
foundAny = true;
Hibernate.initialize( oldValues );
}
}
}
return true;
}
}
}