Hibernate example source code file (MasterDetailTest.java)
The Hibernate MasterDetailTest.java source code/*
* 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.legacy;
import java.io.Serializable;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import org.hibernate.Hibernate;
import org.hibernate.LockMode;
import org.hibernate.ObjectNotFoundException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.criterion.Example;
import org.hibernate.criterion.Restrictions;
import org.hibernate.dialect.HSQLDialect;
import org.hibernate.dialect.MckoiDialect;
import org.hibernate.dialect.MySQLDialect;
import org.hibernate.dialect.SAPDBDialect;
import org.hibernate.jdbc.AbstractWork;
import org.hibernate.jdbc.Work;
import org.hibernate.mapping.MetaAttribute;
import org.hibernate.mapping.PersistentClass;
import org.junit.Test;
import org.hibernate.testing.SkipLog;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class MasterDetailTest extends LegacyTestCase {
@Override
public String[] getMappings() {
return new String[] {
"legacy/MasterDetail.hbm.xml",
"legacy/Custom.hbm.xml",
"legacy/Category.hbm.xml",
"legacy/Nameable.hbm.xml",
"legacy/SingleSeveral.hbm.xml",
"legacy/WZ.hbm.xml",
"legacy/UpDown.hbm.xml",
"legacy/Eye.hbm.xml"
};
}
@Test
public void testOuterJoin() throws Exception {
Session s = openSession();
s.beginTransaction();
Eye e = new Eye();
e.setName("Eye Eye");
Jay jay = new Jay(e);
e.setJay( jay );
s.saveOrUpdate( e );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
e = (Eye) s.createCriteria(Eye.class).uniqueResult();
assertTrue( Hibernate.isInitialized( e.getJay() ) );
assertTrue( Hibernate.isInitialized( e.getJays() ) );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
jay = (Jay) s.createQuery("select new Jay(eye) from Eye eye").uniqueResult();
assertTrue( "Eye Eye".equals( jay.getEye().getName() ) );
s.delete( jay.getEye() );
s.getTransaction().commit();
s.close();
}
@Test
public void testMeta() throws Exception {
PersistentClass clazz = configuration().getClassMapping( Master.class.getName() );
MetaAttribute meta = clazz.getMetaAttribute("foo");
assertTrue( "foo".equals( meta.getValue() ) );
meta = clazz.getProperty("name").getMetaAttribute("bar");
assertTrue( meta.isMultiValued() );
}
@Test
@SuppressWarnings( {"unchecked"})
public void testCopy() throws Exception {
Category catWA = new Category();
catWA.setName("HSQL workaround");
Category cat = new Category();
cat.setName("foo");
Category subCatBar = new Category();
subCatBar.setName("bar");
Category subCatBaz = new Category();
subCatBaz.setName("baz");
cat.getSubcategories().add(subCatBar);
cat.getSubcategories().add(subCatBaz);
Session s = openSession();
s.beginTransaction();
s.save( catWA );
s.save( cat );
s.getTransaction().commit();
s.close();
cat.setName("new foo");
subCatBar.setName("new bar");
cat.getSubcategories().remove(subCatBaz);
Category newCat = new Category();
newCat.setName("new");
cat.getSubcategories().add(newCat);
Category newSubCat = new Category();
newSubCat.setName("new sub");
newCat.getSubcategories().add(newSubCat);
s = openSession();
s.beginTransaction();
Category copiedCat = (Category) s.merge( cat );
s.getTransaction().commit();
s.close();
assertFalse( copiedCat==cat );
//assertFalse( copiedCat.getSubcategories().contains(newCat) );
assertTrue( cat.getSubcategories().contains(newCat) );
s = openSession();
cat = (Category) s.createQuery("from Category cat where cat.name='new foo'").uniqueResult();
newSubCat = (Category) s.createQuery("from Category cat left join fetch cat.subcategories where cat.name='new sub'").uniqueResult();
assertTrue( newSubCat.getName().equals("new sub") );
s.close();
newSubCat.getSubcategories().add(cat);
cat.setName("new new foo");
s = openSession();
s.beginTransaction();
s.delete(cat);
s.delete( subCatBaz );
s.delete( catWA );
s.getTransaction().commit();
s.close();
}
@Test
public void testNotNullDiscriminator() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
Up up = new Up();
up.setId1("foo");
up.setId2(123l);
Down down = new Down();
down.setId1("foo");
down.setId2(321l);
down.setValue(12312312l);
s.save(up);
s.save(down);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
List list = s.createQuery( "from Up up order by up.id2 asc" ).list();
assertTrue( list.size()==2 );
assertFalse( list.get(0) instanceof Down );
assertTrue( list.get(1) instanceof Down );
list = s.createQuery( "from Down down" ).list();
assertTrue( list.size()==1 );
assertTrue( list.get(0) instanceof Down );
//list = s.find("from Up down where down.class = Down");
assertTrue( list.size()==1 );
assertTrue( list.get(0) instanceof Down );
for ( Object entity : s.createQuery( "from Up" ).list() ) {
s.delete( entity );
}
t.commit();
s.close();
}
@Test
public void testSelfManyToOne() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
Master m = new Master();
m.setOtherMaster(m);
s.save(m);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
Iterator i = s.createQuery( "from Master" ).iterate();
m = (Master) i.next();
assertTrue( m.getOtherMaster()==m );
if (getDialect() instanceof HSQLDialect) { m.setOtherMaster(null); s.flush(); }
s.delete(m);
t.commit();
s.close();
}
@Test
public void testExample() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
Master m = new Master();
m.setName("name");
m.setX(5);
m.setOtherMaster(m);
s.save(m);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
Master m1 = (Master) s.createCriteria(Master.class)
.add( Example.create(m).enableLike().ignoreCase().excludeProperty("bigDecimal") )
.uniqueResult();
assertTrue( m1.getOtherMaster()==m1 );
m1 = (Master) s.createCriteria(Master.class)
.add( Restrictions.eq("name", "foobar") )
.uniqueResult();
assertTrue( m1==null );
m1 = (Master) s.createCriteria(Master.class)
.add( Example.create(m).excludeProperty("bigDecimal") )
.createCriteria("otherMaster")
.add( Example.create(m).excludeZeroes().excludeProperty("bigDecimal") )
.uniqueResult();
assertTrue( m1.getOtherMaster()==m1 );
Master m2 = (Master) s.createCriteria(Master.class)
.add( Example.create(m).excludeNone().excludeProperty("bigDecimal") )
.uniqueResult();
assertTrue( m2==m1 );
m.setName(null);
m2 = (Master) s.createCriteria(Master.class)
.add( Example.create(m).excludeNone().excludeProperty("bigDecimal") )
.uniqueResult();
assertTrue( null==m2 );
if (getDialect() instanceof HSQLDialect) { m1.setOtherMaster(null); s.flush(); }
s.delete(m1);
t.commit();
s.close();
}
@Test
public void testNonLazyBidirectional() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
Single sin = new Single();
sin.setId("asdfds");
sin.setString("adsa asdfasd");
Several sev = new Several();
sev.setId("asdfasdfasd");
sev.setString("asd ddd");
sin.getSeveral().add(sev);
sev.setSingle(sin);
s.save(sin);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
sin = (Single) s.load( Single.class, sin );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
sev = (Several) s.load( Several.class, sev );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
s.createQuery( "from Several" ).list();
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
for ( Object entity : s.createQuery( "from Single" ).list() ) {
s.delete( entity );
}
t.commit();
s.close();
}
@Test
public void testCollectionQuery() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
if ( !(getDialect() instanceof MySQLDialect) && !(getDialect() instanceof SAPDBDialect) && !(getDialect() instanceof MckoiDialect) ) {
s.createQuery( "FROM Master m WHERE NOT EXISTS ( FROM m.details d WHERE NOT d.i=5 )" ).iterate();
s.createQuery( "FROM Master m WHERE NOT 5 IN ( SELECT d.i FROM m.details AS d )" ).iterate();
}
s.createQuery( "SELECT m FROM Master m JOIN m.details d WHERE d.i=5" ).iterate();
s.createQuery( "SELECT m FROM Master m JOIN m.details d WHERE d.i=5" ).list();
s.createQuery( "SELECT m.id FROM Master AS m JOIN m.details AS d WHERE d.i=5" ).list();
t.commit();
s.close();
}
@Test
public void testMasterDetail() throws Exception {
if (getDialect() instanceof HSQLDialect) return;
Session s = openSession();
Transaction t = s.beginTransaction();
Master master = new Master();
assertTrue( "save returned native id", s.save(master)!=null );
Serializable mid = s.getIdentifier(master);
Detail d1 = new Detail();
d1.setMaster(master);
Serializable did = s.save(d1);
Detail d2 = new Detail();
d2.setI(12);
d2.setMaster(master);
assertTrue( "generated id returned", s.save(d2)!=null);
master.addDetail(d1);
master.addDetail(d2);
if ( !(getDialect() instanceof MySQLDialect) && !(getDialect() instanceof SAPDBDialect) && !(getDialect() instanceof MckoiDialect) && !(getDialect() instanceof org.hibernate.dialect.TimesTenDialect)) {
assertTrue(
"query",
s.createQuery(
"from Detail d, Master m where m = d.master and size(m.outgoing) = 0 and size(m.incoming) = 0"
).list().size()==2
);
}
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
master = new Master();
s.load(master, mid);
assertTrue( master.getDetails().size()==2 );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
master = (Master) s.load(Master.class, mid);
Iterator iter = master.getDetails().iterator();
int i=0;
while ( iter.hasNext() ) {
Detail d = (Detail) iter.next();
assertTrue( "master-detail", d.getMaster()==master );
i++;
}
assertTrue( "master-detail", i==2 );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
assertTrue( s.createQuery( "select elements(master.details) from Master master" ).list().size()==2 );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
List list = s.createQuery( "from Master m left join fetch m.details" ).list();
Master m = (Master) list.get(0);
assertTrue( Hibernate.isInitialized( m.getDetails() ) );
assertTrue( m.getDetails().size()==2 );
list = s.createQuery( "from Detail d inner join fetch d.master" ).list();
Detail dt = (Detail) list.get(0);
Serializable dtid = s.getIdentifier(dt);
assertTrue( dt.getMaster()==m );
//assertTrue(m.getAllDetails().size()==2);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
list = s.createQuery( "select m from Master m1, Master m left join fetch m.details where m.name=m1.name" )
.list();
assertTrue( Hibernate.isInitialized( ( (Master) list.get(0) ).getDetails() ) );
dt = (Detail) s.load(Detail.class, dtid);
assertTrue( ( (Master) list.get(0) ).getDetails().contains(dt) );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
list = s.createQuery(
"select m, m1.name from Master m1, Master m left join fetch m.details where m.name=m1.name"
).list();
assertTrue( Hibernate.isInitialized( ( (Master) ( (Object[]) list.get(0) )[0] ).getDetails() ) );
dt = (Detail) s.load(Detail.class, dtid);
assertTrue( ( (Master) ( (Object[]) list.get(0) )[0] ).getDetails().contains(dt) );
//list = s.find("select m from Master m, Master m2 left join fetch m.details");
// depracted syntax
// list = s.find("select m.id from Master m inner join fetch m.details");
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
Detail dd = (Detail) s.load(Detail.class, did);
master = dd.getMaster();
assertTrue( "detail-master", master.getDetails().contains(dd) );
assertTrue( s.createFilter( master.getDetails(), "order by this.i desc" ).list().size()==2 );
assertTrue( s.createFilter( master.getDetails(), "select this where this.id > -1" ).list().size()==2 );
Query q = s.createFilter( master.getDetails(), "where this.id > :id" );
q.setInteger("id", -1);
assertTrue( q.list().size()==2 );
q = s.createFilter( master.getDetails(), "where this.id > :id1 and this.id < :id2" );
q.setInteger("id1", -1);
q.setInteger("id2", 99999999);
assertTrue( q.list().size()==2 );
q.setInteger("id2", -1);
assertTrue( q.list().size()==0 );
q = s.createFilter( master.getDetails(), "where this.id in (:ids)" );
list = new ArrayList();
list.add(did);
list.add( new Long(-1) );
q.setParameterList("ids", list);
assertTrue( q.list().size()==1 );
assertTrue( q.iterate().hasNext() );
assertTrue( s.createFilter( master.getDetails(), "where this.id > -1" ).list().size()==2 );
assertTrue( s.createFilter( master.getDetails(), "select this.master where this.id > -1" ).list().size()==2 );
assertTrue(
s.createFilter( master.getDetails(), "select m from Master m where this.id > -1 and this.master=m" )
.list()
.size()==2 );
assertTrue( s.createFilter( master.getIncoming(), "where this.id > -1 and this.name is not null" ).list().size()==0 );
assertTrue( s.createFilter( master.getDetails(), "select max(this.i)" ).iterate().next() instanceof Integer );
assertTrue( s.createFilter( master.getDetails(), "select max(this.i) group by this.id" ).iterate().next() instanceof Integer );
assertTrue( s.createFilter( master.getDetails(), "select count(*)" ).iterate().next() instanceof Long );
assertTrue( s.createFilter( master.getDetails(), "select this.master" ).list().size()==2 );
assertTrue( s.createFilter( master.getMoreDetails(), "" ).list().size()==0 );
assertTrue( s.createFilter( master.getIncoming(), "" ).list().size()==0 );
Query f = s.createFilter( master.getDetails(), "select max(this.i) where this.i < :top and this.i>=:bottom" );
f.setInteger("top", 100);
f.setInteger("bottom", 0);
assertEquals( f.iterate().next(), new Integer(12) );
f.setInteger("top", 2);
assertEquals( f.iterate().next(), new Integer(0) );
f = s.createFilter( master.getDetails(), "select max(this.i) where this.i not in (:list)" );
Collection coll = new ArrayList();
coll.add( new Integer(-666) );
coll.add( new Integer(22) );
coll.add( new Integer(0) );
f.setParameterList("list", coll);
assertEquals( f.iterate().next(), new Integer(12) );
f = s.createFilter( master.getDetails(), "select max(this.i) where this.i not in (:list) and this.master.name = :listy2" );
f.setParameterList("list", coll);
f.setParameter( "listy2", master.getName() );
assertEquals( f.iterate().next(), new Integer(12) );
iter = master.getDetails().iterator();
i=0;
while ( iter.hasNext() ) {
Detail d = (Detail) iter.next();
assertTrue( "master-detail", d.getMaster()==master );
s.delete(d);
i++;
}
assertTrue( "master-detail", i==2 );
s.delete(master);
t.commit();
s.close();
}
@Test
public void testIncomingOutgoing() throws Exception {
Session s = openSession();
s.beginTransaction();
Master master1 = new Master();
Master master2 = new Master();
Master master3 = new Master();
s.save(master1);
s.save(master2);
s.save(master3);
master1.addIncoming(master2);
master2.addOutgoing(master1);
master1.addIncoming(master3);
master3.addOutgoing(master1);
Serializable m1id = s.getIdentifier(master1);
assertTrue(
s.createFilter( master1.getIncoming(), "where this.id > 0 and this.name is not null" )
.list()
.size() == 2
);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
master1 = (Master) s.load(Master.class, m1id);
Iterator iter = master1.getIncoming().iterator();
int i=0;
while ( iter.hasNext() ) {
Master m = (Master) iter.next();
assertTrue( "outgoing", m.getOutgoing().size()==1 );
assertTrue( "outgoing", m.getOutgoing().contains(master1) );
s.delete(m);
i++;
}
assertTrue( "incoming-outgoing", i == 2 );
s.delete( master1 );
s.getTransaction().commit();
s.close();
}
@Test
public void testCascading() throws Exception {
Session s = openSession();
s.beginTransaction();
Detail d1 = new Detail();
Detail d2 = new Detail();
d2.setI(22);
Master m = new Master();
Master m0 = new Master();
Serializable m0id = s.save(m0);
m0.addDetail(d1); m0.addDetail(d2);
d1.setMaster(m0); d2.setMaster(m0);
m.getMoreDetails().add(d1);
m.getMoreDetails().add(d2);
Serializable mid = s.save(m);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
m = (Master) s.load(Master.class, mid);
assertTrue( "cascade save", m.getMoreDetails().size()==2 );
assertTrue( "cascade save", ( (Detail) m.getMoreDetails().iterator().next() ).getMaster().getDetails().size()==2 );
s.delete( m );
s.delete( s.load( Master.class, m0id ) );
s.getTransaction().commit();
s.close();
}
@Test
public void testNamedQuery() throws Exception {
Session s = openSession();
s.beginTransaction();
Query q = s.getNamedQuery("all_details");
q.list();
s.getTransaction().commit();
s.close();
}
@Test
public void testUpdateLazyCollections() throws Exception {
Session s = openSession();
s.beginTransaction();
Master m = new Master();
s.save( m );
Detail d1 = new Detail();
Detail d2 = new Detail();
d2.setX( 14 );
d1.setMaster( m );
d2.setMaster( m );
s.save( d1 );
s.save( d2 );
m.addDetail( d1 );
m.addDetail( d2 );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
m = (Master) s.load( Master.class, m.getId() );
s.getTransaction().commit();
s.close();
m.setName("New Name");
s = openSession();
s.beginTransaction();
s.update( m );
Iterator iter = m.getDetails().iterator();
int i=0;
while ( iter.hasNext() ) {
assertTrue( iter.next()!=null );
i++;
}
assertTrue(i==2);
iter = m.getDetails().iterator();
while ( iter.hasNext() ) s.delete( iter.next() );
s.delete( m );
s.getTransaction().commit();
s.close();
}
@Test
public void testMultiLevelCascade() throws Exception {
Session s = openSession();
Transaction txn = s.beginTransaction();
Detail detail = new Detail();
SubDetail subdetail = new SubDetail();
Master m = new Master();
Master m0 = new Master();
Serializable m0id = s.save(m0);
m0.addDetail(detail);
detail.setMaster(m0);
m.getMoreDetails().add(detail);
detail.setSubDetails( new HashSet() );
detail.getSubDetails().add(subdetail);
Serializable mid = s.save(m);
txn.commit();
s.close();
s = openSession();
txn = s.beginTransaction();
m = (Master) s.load( Master.class, mid );
assertTrue( ( (Detail) m.getMoreDetails().iterator().next() ).getSubDetails().size()!=0 );
s.delete(m);
assertTrue( s.createQuery( "from SubDetail" ).list().size()==0 );
assertTrue( s.createQuery( "from Detail d" ).list().size()==0 );
s.delete( s.load(Master.class, m0id) );
txn.commit();
s.close();
}
@Test
public void testMixNativeAssigned() throws Exception {
Session s = openSession();
s.beginTransaction();
Category c = new Category();
c.setName("NAME");
Assignable assn = new Assignable();
assn.setId("i.d.");
List l = new ArrayList();
l.add( c );
assn.setCategories( l );
c.setAssignable( assn );
s.save( assn );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
s.delete( assn );
s.getTransaction().commit();
s.close();
}
@Test
public void testCollectionReplaceOnUpdate() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
Category c = new Category();
List list = new ArrayList();
c.setSubcategories(list);
list.add( new Category() );
s.save(c);
t.commit();
s.close();
c.setSubcategories(list);
s = openSession();
t = s.beginTransaction();
s.update(c);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ), LockMode.UPGRADE );
List list2 = c.getSubcategories();
t.commit();
s.close();
assertTrue( !Hibernate.isInitialized( c.getSubcategories() ) );
c.setSubcategories(list2);
s = openSession();
t = s.beginTransaction();
s.update(c);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ), LockMode.UPGRADE );
assertTrue( c.getSubcategories().size()==1 );
s.delete(c);
t.commit();
s.close();
}
@Test
public void testCollectionReplace2() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
Category c = new Category();
List list = new ArrayList();
c.setSubcategories(list);
list.add( new Category() );
Category c2 = new Category();
s.save(c2);
s.save(c);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ), LockMode.UPGRADE );
List list2 = c.getSubcategories();
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c2 = (Category) s.load( Category.class, new Long( c2.getId() ), LockMode.UPGRADE );
c2.setSubcategories(list2);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c2 = (Category) s.load( Category.class, new Long( c2.getId() ), LockMode.UPGRADE );
assertTrue( c2.getSubcategories().size()==1 );
s.delete(c2);
s.delete( s.load( Category.class, new Long( c.getId() ) ) );
t.commit();
s.close();
}
@Test
public void testCollectionReplace() throws Exception {
Session s = openSession();
Transaction t = s.beginTransaction();
Category c = new Category();
List list = new ArrayList();
c.setSubcategories(list);
list.add( new Category() );
s.save(c);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ), LockMode.UPGRADE );
c.setSubcategories(list);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ), LockMode.UPGRADE );
List list2 = c.getSubcategories();
t.commit();
s.close();
assertTrue( !Hibernate.isInitialized( c.getSubcategories() ) );
s = openSession();
t = s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ), LockMode.UPGRADE );
c.setSubcategories(list2);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ), LockMode.UPGRADE );
assertTrue( c.getSubcategories().size()==1 );
s.delete(c);
t.commit();
s.close();
}
@Test
public void testCategories() throws Exception {
Session s = openSession();
s.beginTransaction();
Category c = new Category();
c.setName(Category.ROOT_CATEGORY);
Category c1 = new Category();
Category c2 = new Category();
Category c3 = new Category();
c.getSubcategories().add(c1);
c.getSubcategories().add(c2);
c2.getSubcategories().add( null );
c2.getSubcategories().add( c3 );
s.save( c );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
s.lock(c, LockMode.UPGRADE);
Category loaded = (Category) s.load( Category.class, new Long( c3.getId() ) );
assertTrue( s.contains(c3) );
assertTrue(loaded==c3);
assertTrue( s.getCurrentLockMode(c3)==LockMode.NONE );
assertTrue( s.getCurrentLockMode( c ) == LockMode.UPGRADE );
s.flush();
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
loaded = (Category) s.load( Category.class, new Long( c.getId() ) );
assertFalse( Hibernate.isInitialized( loaded.getSubcategories() ) );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
s.lock(loaded, LockMode.NONE);
assertTrue( loaded.getSubcategories().size()==2 );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
c = (Category) s.load( Category.class, new Long( c.getId() ) );
System.out.println( c.getSubcategories() );
assertTrue( c.getSubcategories().get(0)!=null && c.getSubcategories().get(1)!=null );
List list = ( (Category) c.getSubcategories().get(1) ).getSubcategories();
assertTrue( list.get(1)!=null && list.get(0)==null );
assertTrue(
s.createQuery( "from Category c where c.name = org.hibernate.test.legacy.Category.ROOT_CATEGORY" )
.iterate().hasNext()
);
s.delete( c );
s.getTransaction().commit();
s.close();
}
@Test
public void testCollectionRefresh() throws Exception {
Session s = openSession();
s.beginTransaction();
Category c = new Category();
List list = new ArrayList();
c.setSubcategories(list);
list.add( new Category() );
c.setName("root");
Serializable id = s.save(c);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
c = (Category) s.load(Category.class, id);
s.refresh( c );
s.flush();
assertTrue( c.getSubcategories().size() == 1 );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
c = (Category) s.load(Category.class, id);
assertTrue( c.getSubcategories().size() == 1 );
s.delete( c );
s.getTransaction().commit();
s.close();
}
protected boolean isSerializableIsolationEnforced() throws Exception {
Connection conn = null;
try {
conn = sessionFactory().getConnectionProvider().getConnection();
return conn.getTransactionIsolation() >= Connection.TRANSACTION_SERIALIZABLE;
}
finally {
if ( conn != null ) {
try {
sessionFactory().getConnectionProvider().closeConnection( conn );
}
catch ( Throwable ignore ) {
// ignore...
}
}
}
}
@Test
public void testCachedCollectionRefresh() throws Exception {
if ( isSerializableIsolationEnforced() ) {
SkipLog.reportSkip( "SERIALIZABLE isolation", "cached collection refreshing" );
return;
}
Session s = openSession();
s.beginTransaction();
Category c = new Category();
List list = new ArrayList();
c.setSubcategories(list);
list.add( new Category() );
c.setName("root");
Serializable id = s.save(c);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
c = (Category) s.load(Category.class, id);
c.getSubcategories().size(); //force load and cache
s.getTransaction().commit();
s.close();
s = openSession();
if ( (getDialect() instanceof MySQLDialect) ) {
s.doWork(
new AbstractWork() {
@Override
public void execute(Connection connection) throws SQLException {
connection.setTransactionIsolation( Connection.TRANSACTION_READ_COMMITTED );
}
}
);
}
s.beginTransaction();
c = (Category) s.load(Category.class, id);
c.getSubcategories().size(); //force load
Session ss = openSession();
ss.beginTransaction();
Category c2 = (Category) ss.load(Category.class, id);
ss.delete( c2.getSubcategories().get(0) );
c2.getSubcategories().clear();
ss.getTransaction().commit();
ss.close();
s.refresh(c);
assertTrue( c.getSubcategories().size()==0 );
ss = openSession();
ss.beginTransaction();
c2 = (Category) ss.load(Category.class, id);
c2.getSubcategories().add( new Category() );
c2.getSubcategories().add( new Category() );
ss.getTransaction().commit();
ss.close();
s.refresh(c);
assertEquals( 2, c.getSubcategories().size() );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
c = (Category) s.load(Category.class, id);
assertEquals( 2, c.getSubcategories().size() );
s.delete(c);
s.getTransaction().commit();
s.close();
}
@Test
public void testCustomPersister() throws Exception {
Session s = openSession();
Custom c = new Custom();
c.setName( "foo" );
c.id="100";
String id = (String) s.save(c);
assertTrue( c==s.load(Custom.class, id) );
s.flush();
s.close();
s = openSession();
c = (Custom) s.load(Custom.class, id);
assertTrue( c.getName().equals("foo") );
c.setName( "bar" );
s.flush();
s.close();
s = openSession();
c = (Custom) s.load(Custom.class, id);
assertTrue( c.getName().equals("bar") );
s.delete(c);
s.flush();
s.close();
s = openSession();
boolean none = false;
try {
s.load(Custom.class, id);
}
catch (ObjectNotFoundException onfe) {
none=true;
}
assertTrue(none);
s.close();
}
@Test
public void testInterface() throws Exception {
Session s = openSession();
s.beginTransaction();
Serializable id = s.save( new BasicNameable() );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
Nameable n = (Nameable) s.load(Nameable.class, id);
s.delete(n);
s.getTransaction().commit();
s.close();
}
@Test
public void testNoUpdateManyToOne() throws Exception {
Session s = openSession();
s.beginTransaction();
W w1 = new W();
W w2 = new W();
Z z = new Z();
z.setW(w1);
s.save(z);
s.flush();
z.setW(w2);
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
s.update(z);
s.flush();
s.delete(z);
for ( Object entity : s.createQuery( "from W" ).list() ) {
s.delete( entity );
}
s.getTransaction().commit();
s.close();
}
@Test
public void testQueuedBagAdds() throws Exception {
Session s = openSession();
s.beginTransaction();
Assignable a = new Assignable();
a.setId("foo");
a.setCategories( new ArrayList() );
Category c = new Category();
c.setAssignable(a);
a.getCategories().add(c);
s.save(a);
s.getTransaction().commit();
s.close();
sessionFactory().getCache().evictCollectionRegion( "org.hibernate.test.legacy.Assignable.categories" );
s = openSession();
s.beginTransaction();
a = (Assignable) s.get(Assignable.class, "foo");
c = new Category();
c.setAssignable(a);
a.getCategories().add(c);
assertFalse( Hibernate.isInitialized( a.getCategories() ) );
assertTrue( a.getCategories().size()==2 );
s.getTransaction().commit();
s.close();
sessionFactory().getCache().evictCollectionRegion( "org.hibernate.test.legacy.Assignable.categories" );
s = openSession();
s.beginTransaction();
a = (Assignable) s.get(Assignable.class, "foo");
c = new Category();
c.setAssignable(a);
a.getCategories().add(c);
assertFalse( Hibernate.isInitialized( a.getCategories() ) );
s.flush();
assertFalse( Hibernate.isInitialized( a.getCategories() ) );
assertTrue( a.getCategories().size()==3 );
s.getTransaction().commit();
s.close();
sessionFactory().getCache().evictCollectionRegion( "org.hibernate.test.legacy.Assignable.categories" );
s = openSession();
s.beginTransaction();
a = (Assignable) s.get(Assignable.class, "foo");
assertTrue( a.getCategories().size()==3 );
s.delete(a);
s.getTransaction().commit();
s.close();
}
@Test
public void testPolymorphicCriteria() throws Exception {
Session s = openSession();
Transaction txn = s.beginTransaction();
Category f = new Category();
Single b = new Single();
b.setId("asdfa");
b.setString("asdfasdf");
s.save(f);
s.save(b);
List list = s.createCriteria(Object.class).list();
assertTrue( list.size()==2 );
assertTrue( list.contains(f) && list.contains(b) );
s.delete(f);
s.delete(b);
txn.commit();
s.close();
}
}
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