/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2007-2011, 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.naturalid.immutable;
import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.criterion.Restrictions;
import org.junit.Test;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;
/**
* @author Steve Ebersole
*/
public class ImmutableNaturalIdTest extends BaseCoreFunctionalTestCase {
public String[] getMappings() {
return new String[] { "naturalid/immutable/User.hbm.xml" };
}
public void configure(Configuration cfg) {
cfg.setProperty( Environment.USE_SECOND_LEVEL_CACHE, "true" );
cfg.setProperty( Environment.USE_QUERY_CACHE, "true" );
cfg.setProperty( Environment.GENERATE_STATISTICS, "true" );
}
@Test
public void testUpdate() {
// prepare some test data...
Session session = openSession();
session.beginTransaction();
User user = new User();
user.setUserName( "steve" );
user.setEmail( "steve@hibernate.org" );
user.setPassword( "brewhaha" );
session.save( user );
session.getTransaction().commit();
session.close();
// 'user' is now a detached entity, so lets change a property and reattch...
user.setPassword( "homebrew" );
session = openSession();
session.beginTransaction();
session.update( user );
session.getTransaction().commit();
session.close();
// clean up
session = openSession();
session.beginTransaction();
session.delete( user );
session.getTransaction().commit();
session.close();
}
@Test
public void testNaturalIdCheck() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
User u = new User( "steve", "superSecret" );
s.persist( u );
u.setUserName( "Steve" );
try {
s.flush();
fail();
}
catch ( HibernateException he ) {
}
u.setUserName( "steve" );
s.delete( u );
t.commit();
s.close();
}
@Test
public void testNaturalIdCache() {
Session s = openSession();
s.beginTransaction();
User u = new User( "steve", "superSecret" );
s.persist( u );
s.getTransaction().commit();
s.close();
sessionFactory().getStatistics().clear();
s = openSession();
s.beginTransaction();
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNotNull( u );
s.getTransaction().commit();
s.close();
assertEquals( sessionFactory().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( sessionFactory().getStatistics().getQueryCacheHitCount(), 0 );
assertEquals( sessionFactory().getStatistics().getQueryCachePutCount(), 1 );
s = openSession();
s.beginTransaction();
User v = new User( "gavin", "supsup" );
s.persist( v );
s.getTransaction().commit();
s.close();
sessionFactory().getStatistics().clear();
s = openSession();
s.beginTransaction();
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNotNull( u );
assertEquals( sessionFactory().getStatistics().getQueryExecutionCount(), 0 );
assertEquals( sessionFactory().getStatistics().getQueryCacheHitCount(), 1 );
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNotNull( u );
assertEquals( sessionFactory().getStatistics().getQueryExecutionCount(), 0 );
assertEquals( sessionFactory().getStatistics().getQueryCacheHitCount(), 2 );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
s.createQuery( "delete User" ).executeUpdate();
s.getTransaction().commit();
s.close();
}
@Test
public void testNaturalIdDeleteUsingCache() {
Session s = openSession();
s.beginTransaction();
User u = new User( "steve", "superSecret" );
s.persist( u );
s.getTransaction().commit();
s.close();
sessionFactory().getStatistics().clear();
s = openSession();
s.beginTransaction();
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNotNull( u );
s.getTransaction().commit();
s.close();
assertEquals( sessionFactory().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( sessionFactory().getStatistics().getQueryCacheHitCount(), 0 );
assertEquals( sessionFactory().getStatistics().getQueryCachePutCount(), 1 );
sessionFactory().getStatistics().clear();
s = openSession();
s.beginTransaction();
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNotNull( u );
assertEquals( sessionFactory().getStatistics().getQueryExecutionCount(), 0 );
assertEquals( sessionFactory().getStatistics().getQueryCacheHitCount(), 1 );
s.delete( u );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNull( u );
s.getTransaction().commit();
s.close();
}
@Test
public void testNaturalIdRecreateUsingCache() {
testNaturalIdDeleteUsingCache();
Session s = openSession();
s.beginTransaction();
User u = new User( "steve", "superSecret" );
s.persist( u );
s.getTransaction().commit();
s.close();
sessionFactory().getStatistics().clear();
s = openSession();
s.beginTransaction();
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNotNull( u );
assertEquals( sessionFactory().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( sessionFactory().getStatistics().getQueryCacheHitCount(), 0 );
assertEquals( sessionFactory().getStatistics().getQueryCachePutCount(), 1 );
sessionFactory().getStatistics().clear();
s.getTransaction().commit();
s = openSession();
s.beginTransaction();
u = ( User ) s.createCriteria( User.class )
.add( Restrictions.naturalId().set( "userName", "steve" ) )
.setCacheable( true )
.uniqueResult();
assertNotNull( u );
assertEquals( sessionFactory().getStatistics().getQueryExecutionCount(), 0 );
assertEquals( sessionFactory().getStatistics().getQueryCacheHitCount(), 1 );
s.delete( u );
s.getTransaction().commit();
s.close();
}
}