/*
* 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.lazyload;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.jta.TestingJtaBootstrap;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
/**
* @author Oleksander Dukhno
*/
public class JtaLazyLoadingTest
extends BaseCoreFunctionalTestCase {
private static final int CHILDREN_SIZE = 3;
private Long parentID;
private Long lastChildID;
protected void configure(Configuration cfg) {
super.configure( cfg );
cfg.setProperty( Environment.ENABLE_LAZY_LOAD_NO_TRANS, "true" );
TestingJtaBootstrap.prepare( cfg.getProperties() );
// cfg.setProperty( Environment.TRANSACTION_STRATEGY, JtaTransactionFactory.class.getName() );
}
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[] {
Parent.class,
Child.class
};
}
protected void prepareTest()
throws Exception {
Session s = openSession();
s.beginTransaction();
Parent p = new Parent();
for ( int i = 0; i < CHILDREN_SIZE; i++ ) {
final Child child = p.makeChild();
s.persist( child );
lastChildID = child.getId();
}
s.persist( p );
parentID = p.getId();
s.getTransaction().commit();
s.clear();
s.close();
}
@Test
@TestForIssue(jiraKey = "HHH-7971")
public void testLazyCollectionLoadingAfterEndTransaction() {
Session s = openSession();
s.beginTransaction();
Parent loadedParent = (Parent) s.load( Parent.class, parentID );
s.getTransaction().commit();
s.close();
assertFalse( Hibernate.isInitialized( loadedParent.getChildren() ) );
int i = 0;
for ( Child child : loadedParent.getChildren() ) {
i++;
assertNotNull( child );
}
assertEquals( CHILDREN_SIZE, i );
s = openSession();
s.beginTransaction();
Child loadedChild = (Child) s.load( Child.class, lastChildID );
s.getTransaction().commit();
s.close();
Parent p = loadedChild.getParent();
int j = 0;
for ( Child child : p.getChildren() ) {
j++;
assertNotNull( child );
}
assertEquals( CHILDREN_SIZE, j );
}
}