/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2006-2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.test.orphan;
import org.hibernate.Hibernate;
import org.hibernate.LockMode;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.internal.util.SerializationHelper;
import org.junit.Test;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
/**
* @author Gavin King
*/
public class OrphanTest extends BaseCoreFunctionalTestCase {
public String[] getMappings() {
return new String[] { "orphan/Product.hbm.xml" };
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDeleteOnDelete() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
session.flush();
prod.getParts().remove(part);
session.delete(prod);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNull( session.get(Part.class, "Get") );
assertNull( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDeleteAfterPersist() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
prod.getParts().remove(part);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNotNull( session.get(Part.class, "Get") );
session.delete( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDeleteAfterPersistAndFlush() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
session.flush();
prod.getParts().remove(part);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNotNull( session.get(Part.class, "Get") );
session.delete( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDeleteAfterLock() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
session.lock( prod, LockMode.READ );
prod.getParts().remove(part);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNotNull( session.get(Part.class, "Get") );
session.delete( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDeleteOnSaveOrUpdate() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
t.commit();
session.close();
prod.getParts().remove(part);
session = openSession();
t = session.beginTransaction();
session.saveOrUpdate(prod);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNotNull( session.get(Part.class, "Get") );
session.delete( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDeleteOnSaveOrUpdateAfterSerialization() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
t.commit();
session.close();
prod.getParts().remove(part);
prod = (Product) SerializationHelper.clone( prod );
session = openSession();
t = session.beginTransaction();
session.saveOrUpdate(prod);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNotNull( session.get(Part.class, "Get") );
session.delete( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDelete() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
t.commit();
session.close();
sessionFactory().getCache().evictEntityRegion( Product.class );
sessionFactory().getCache().evictEntityRegion( Part.class );
session = openSession();
t = session.beginTransaction();
prod = (Product) session.get(Product.class, "Widget");
assertTrue( Hibernate.isInitialized( prod.getParts() ) );
part = (Part) session.get(Part.class, "Widge");
prod.getParts().remove(part);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNotNull( session.get(Part.class, "Get") );
session.delete( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testOrphanDeleteOnMerge() {
Session session = openSession();
Transaction t = session.beginTransaction();
Product prod = new Product();
prod.setName("Widget");
Part part = new Part();
part.setName("Widge");
part.setDescription("part if a Widget");
prod.getParts().add(part);
Part part2 = new Part();
part2.setName("Get");
part2.setDescription("another part if a Widget");
prod.getParts().add(part2);
session.persist(prod);
t.commit();
session.close();
prod.getParts().remove(part);
session = openSession();
t = session.beginTransaction();
session.merge(prod);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
assertNull( session.get(Part.class, "Widge") );
assertNotNull( session.get(Part.class, "Get") );
session.delete( session.get(Product.class, "Widget") );
t.commit();
session.close();
}
}