Hibernate example source code file (PackagedEntityManagerTest.java)
The Hibernate PackagedEntityManagerTest.java source code/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, 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.ejb.test.packaging;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
import javax.persistence.PersistenceException;
import java.io.File;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Properties;
import org.hibernate.ejb.AvailableSettings;
import org.hibernate.ejb.HibernateEntityManagerFactory;
import org.hibernate.ejb.test.Distributor;
import org.hibernate.ejb.test.Item;
import org.hibernate.ejb.test.pack.cfgxmlpar.Morito;
import org.hibernate.ejb.test.pack.defaultpar.ApplicationServer;
import org.hibernate.ejb.test.pack.defaultpar.IncrementListener;
import org.hibernate.ejb.test.pack.defaultpar.Lighter;
import org.hibernate.ejb.test.pack.defaultpar.Money;
import org.hibernate.ejb.test.pack.defaultpar.Mouse;
import org.hibernate.ejb.test.pack.defaultpar.OtherIncrementListener;
import org.hibernate.ejb.test.pack.defaultpar.Version;
import org.hibernate.ejb.test.pack.defaultpar_1_0.ApplicationServer1;
import org.hibernate.ejb.test.pack.defaultpar_1_0.Lighter1;
import org.hibernate.ejb.test.pack.defaultpar_1_0.Mouse1;
import org.hibernate.ejb.test.pack.defaultpar_1_0.Version1;
import org.hibernate.ejb.test.pack.excludehbmpar.Caipirinha;
import org.hibernate.ejb.test.pack.explodedpar.Carpet;
import org.hibernate.ejb.test.pack.explodedpar.Elephant;
import org.hibernate.ejb.test.pack.externaljar.Scooter;
import org.hibernate.ejb.test.pack.spacepar.Bug;
import org.hibernate.ejb.test.pack.various.Airplane;
import org.hibernate.ejb.test.pack.various.Seat;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.event.spi.EventType;
import org.hibernate.internal.util.ConfigHelper;
import org.hibernate.event.service.spi.EventListenerRegistry;
import org.hibernate.stat.Statistics;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* In this test we verify that it is possible to bootstrap Hibernate/JPA from
* various bundles (war, par, ...) using {@code Persistence.createEntityManagerFactory()}
* <p/>
* Each test will before its run build the required bundle and place them into the classpath.
*
* @author Gavin King
* @author Hardy Ferentschik
*/
@SuppressWarnings("unchecked")
public class PackagedEntityManagerTest extends PackagingTestCase {
@Test
public void testDefaultPar() throws Exception {
File testPackage = buildDefaultPar();
addPackageToClasspath( testPackage );
// run the test
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "defaultpar", new HashMap() );
EntityManager em = emf.createEntityManager();
ApplicationServer as = new ApplicationServer();
as.setName( "JBoss AS" );
Version v = new Version();
v.setMajor( 4 );
v.setMinor( 0 );
v.setMicro( 3 );
as.setVersion( v );
Mouse mouse = new Mouse();
mouse.setName( "mickey" );
em.getTransaction().begin();
em.persist( as );
em.persist( mouse );
assertEquals( 1, em.createNamedQuery( "allMouse" ).getResultList().size() );
Lighter lighter = new Lighter();
lighter.name = "main";
lighter.power = " 250 W";
em.persist( lighter );
em.flush();
em.remove( lighter );
em.remove( mouse );
assertNotNull( as.getId() );
em.remove( as );
em.getTransaction().commit();
em.close();
emf.close();
}
@Test
public void testDefaultParForPersistence_1_0() throws Exception {
File testPackage = buildDefaultPar_1_0();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "defaultpar_1_0", new HashMap() );
EntityManager em = emf.createEntityManager();
ApplicationServer1 as = new ApplicationServer1();
as.setName( "JBoss AS" );
Version1 v = new Version1();
v.setMajor( 4 );
v.setMinor( 0 );
v.setMicro( 3 );
as.setVersion( v );
Mouse1 mouse = new Mouse1();
mouse.setName( "mickey" );
em.getTransaction().begin();
em.persist( as );
em.persist( mouse );
assertEquals( 1, em.createNamedQuery( "allMouse_1_0" ).getResultList().size() );
Lighter1 lighter = new Lighter1();
lighter.name = "main";
lighter.power = " 250 W";
em.persist( lighter );
em.flush();
em.remove( lighter );
em.remove( mouse );
assertNotNull( as.getId() );
em.remove( as );
em.getTransaction().commit();
em.close();
emf.close();
}
@Test
public void testListenersDefaultPar() throws Exception {
File testPackage = buildDefaultPar();
addPackageToClasspath( testPackage );
IncrementListener.reset();
OtherIncrementListener.reset();
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "defaultpar", new HashMap() );
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
ApplicationServer as = new ApplicationServer();
as.setName( "JBoss AS" );
Version v = new Version();
v.setMajor( 4 );
v.setMinor( 0 );
v.setMicro( 3 );
as.setVersion( v );
em.persist( as );
em.flush();
assertEquals( "Failure in default listeners", 1, IncrementListener.getIncrement() );
assertEquals( "Failure in XML overriden listeners", 1, OtherIncrementListener.getIncrement() );
Mouse mouse = new Mouse();
mouse.setName( "mickey" );
em.persist( mouse );
em.flush();
assertEquals( "Failure in @ExcludeDefaultListeners", 1, IncrementListener.getIncrement() );
assertEquals( 1, OtherIncrementListener.getIncrement() );
Money money = new Money();
em.persist( money );
em.flush();
assertEquals( "Failure in @ExcludeDefaultListeners", 2, IncrementListener.getIncrement() );
assertEquals( 1, OtherIncrementListener.getIncrement() );
em.getTransaction().rollback();
em.close();
emf.close();
}
@Test
public void testExplodedPar() throws Exception {
File testPackage = buildExplodedPar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "explodedpar", new HashMap() );
EntityManager em = emf.createEntityManager();
org.hibernate.ejb.test.pack.explodedpar.Carpet carpet = new Carpet();
Elephant el = new Elephant();
el.setName( "Dumbo" );
carpet.setCountry( "Turkey" );
em.getTransaction().begin();
em.persist( carpet );
em.persist( el );
assertEquals( 1, em.createNamedQuery( "allCarpet" ).getResultList().size() );
assertNotNull( carpet.getId() );
em.remove( carpet );
em.getTransaction().commit();
em.close();
emf.close();
}
@Test
public void testExcludeHbmPar() throws Exception {
File testPackage = buildExcludeHbmPar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = null;
try {
emf = Persistence.createEntityManagerFactory( "excludehbmpar", new HashMap() );
}
catch ( PersistenceException e ) {
Throwable nested = e.getCause();
if ( nested == null ) {
throw e;
}
nested = nested.getCause();
if ( nested == null ) {
throw e;
}
if ( !( nested instanceof ClassNotFoundException ) ) {
throw e;
}
fail( "Try to process hbm file: " + e.getMessage() );
}
EntityManager em = emf.createEntityManager();
Caipirinha s = new Caipirinha( "Strong" );
em.getTransaction().begin();
em.persist( s );
em.getTransaction().commit();
em.getTransaction().begin();
s = em.find( Caipirinha.class, s.getId() );
em.remove( s );
em.getTransaction().commit();
em.close();
emf.close();
}
@Test
public void testCfgXmlPar() throws Exception {
File testPackage = buildCfgXmlPar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "cfgxmlpar", new HashMap() );
EntityManager em = emf.createEntityManager();
Item i = new Item();
i.setDescr( "Blah" );
i.setName( "factory" );
Morito m = new Morito();
m.setPower( "SuperStrong" );
em.getTransaction().begin();
em.persist( i );
em.persist( m );
em.getTransaction().commit();
em.getTransaction().begin();
i = em.find( Item.class, i.getName() );
em.remove( i );
em.remove( em.find( Morito.class, m.getId() ) );
em.getTransaction().commit();
em.close();
emf.close();
}
@Test
public void testSpacePar() throws Exception {
File testPackage = buildSpacePar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "space par", new HashMap() );
EntityManager em = emf.createEntityManager();
Bug bug = new Bug();
bug.setSubject( "Spaces in directory name don't play well on Windows" );
em.getTransaction().begin();
em.persist( bug );
em.flush();
em.remove( bug );
assertNotNull( bug.getId() );
em.getTransaction().rollback();
em.close();
emf.close();
}
@Test
public void testOverriddenPar() throws Exception {
File testPackage = buildOverridenPar();
addPackageToClasspath( testPackage );
HashMap properties = new HashMap();
properties.put( AvailableSettings.JTA_DATASOURCE, null );
Properties p = new Properties();
p.load( ConfigHelper.getResourceAsStream( "/overridenpar.properties" ) );
properties.putAll( p );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "overridenpar", properties );
EntityManager em = emf.createEntityManager();
org.hibernate.ejb.test.pack.overridenpar.Bug bug = new org.hibernate.ejb.test.pack.overridenpar.Bug();
bug.setSubject( "Allow DS overriding" );
em.getTransaction().begin();
em.persist( bug );
em.flush();
em.remove( bug );
assertNotNull( bug.getId() );
em.getTransaction().rollback();
em.close();
emf.close();
}
@Test
public void testListeners() throws Exception {
File testPackage = buildExplicitPar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "manager1", new HashMap() );
EntityManager em = emf.createEntityManager();
EventListenerRegistry listenerRegistry = em.unwrap( SessionImplementor.class ).getFactory()
.getServiceRegistry()
.getService( EventListenerRegistry.class );
assertEquals(
"Explicit pre-insert event through hibernate.ejb.event.pre-insert does not work",
listenerRegistry.getEventListenerGroup( EventType.PRE_INSERT ).count(),
listenerRegistry.getEventListenerGroup( EventType.PRE_UPDATE ).count() + 1
);
em.close();
emf.close();
}
@Test
public void testExtendedEntityManager() throws Exception {
File testPackage = buildExplicitPar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "manager1", new HashMap() );
EntityManager em = emf.createEntityManager();
Item item = new Item( "Mouse", "Micro$oft mouse" );
em.getTransaction().begin();
em.persist( item );
assertTrue( em.contains( item ) );
em.getTransaction().commit();
assertTrue( em.contains( item ) );
em.getTransaction().begin();
Item item1 = (Item) em.createQuery( "select i from Item i where descr like 'M%'" ).getSingleResult();
assertNotNull( item1 );
assertSame( item, item1 );
item.setDescr( "Micro$oft wireless mouse" );
assertTrue( em.contains( item ) );
em.getTransaction().commit();
assertTrue( em.contains( item ) );
em.getTransaction().begin();
item1 = em.find( Item.class, "Mouse" );
assertSame( item, item1 );
em.getTransaction().commit();
assertTrue( em.contains( item ) );
item1 = em.find( Item.class, "Mouse" );
assertSame( item, item1 );
assertTrue( em.contains( item ) );
item1 = (Item) em.createQuery( "select i from Item i where descr like 'M%'" ).getSingleResult();
assertNotNull( item1 );
assertSame( item, item1 );
assertTrue( em.contains( item ) );
em.getTransaction().begin();
assertTrue( em.contains( item ) );
em.remove( item );
em.remove( item ); //second remove should be a no-op
em.getTransaction().commit();
em.close();
emf.close();
}
@Test
public void testConfiguration() throws Exception {
File testPackage = buildExplicitPar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "manager1", new HashMap() );
Item item = new Item( "Mouse", "Micro$oft mouse" );
Distributor res = new Distributor();
res.setName( "Bruce" );
item.setDistributors( new HashSet<Distributor>() );
item.getDistributors().add( res );
Statistics stats = ( (HibernateEntityManagerFactory) emf ).getSessionFactory().getStatistics();
stats.clear();
stats.setStatisticsEnabled( true );
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
em.persist( res );
em.persist( item );
assertTrue( em.contains( item ) );
em.getTransaction().commit();
em.close();
assertEquals( 1, stats.getSecondLevelCachePutCount() );
assertEquals( 0, stats.getSecondLevelCacheHitCount() );
em = emf.createEntityManager();
em.getTransaction().begin();
Item second = em.find( Item.class, item.getName() );
assertEquals( 1, second.getDistributors().size() );
assertEquals( 1, stats.getSecondLevelCacheHitCount() );
em.getTransaction().commit();
em.close();
em = emf.createEntityManager();
em.getTransaction().begin();
second = em.find( Item.class, item.getName() );
assertEquals( 1, second.getDistributors().size() );
assertEquals( 3, stats.getSecondLevelCacheHitCount() );
for ( Distributor distro : second.getDistributors() ) {
em.remove( distro );
}
em.remove( second );
em.getTransaction().commit();
em.close();
stats.clear();
stats.setStatisticsEnabled( false );
emf.close();
}
@Test
public void testExternalJar() throws Exception {
File externalJar = buildExternalJar();
File testPackage = buildExplicitPar();
addPackageToClasspath( testPackage, externalJar );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "manager1", new HashMap() );
EntityManager em = emf.createEntityManager();
Scooter s = new Scooter();
s.setModel( "Abadah" );
s.setSpeed( 85l );
em.getTransaction().begin();
em.persist( s );
em.getTransaction().commit();
em.close();
em = emf.createEntityManager();
em.getTransaction().begin();
s = em.find( Scooter.class, s.getModel() );
assertEquals( new Long( 85 ), s.getSpeed() );
em.remove( s );
em.getTransaction().commit();
em.close();
emf.close();
}
@Test
public void testORMFileOnMainAndExplicitJars() throws Exception {
File testPackage = buildExplicitPar();
addPackageToClasspath( testPackage );
EntityManagerFactory emf = Persistence.createEntityManagerFactory( "manager1", new HashMap() );
EntityManager em = emf.createEntityManager();
Seat seat = new Seat();
seat.setNumber( "3B" );
Airplane plane = new Airplane();
plane.setSerialNumber( "75924418409052355" );
em.getTransaction().begin();
em.persist( seat );
em.persist( plane );
em.flush();
em.getTransaction().rollback();
em.close();
emf.close();
}
}
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