/*
* 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.ops;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.junit.Test;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
/**
* @author Gavin King
*/
public class GetLoadTest extends BaseCoreFunctionalTestCase {
@Override
public void configure(Configuration cfg) {
cfg.setProperty(Environment.GENERATE_STATISTICS, "true");
cfg.setProperty(Environment.STATEMENT_BATCH_SIZE, "0");
}
@Override
public String[] getMappings() {
return new String[] { "ops/Node.hbm.xml", "ops/Employer.hbm.xml" };
}
@Override
public String getCacheConcurrencyStrategy() {
return null;
}
@Test
public void testGetLoad() {
clearCounts();
Session s = openSession();
Transaction tx = s.beginTransaction();
Employer emp = new Employer();
s.persist(emp);
Node node = new Node("foo");
Node parent = new Node("bar");
parent.addChild(node);
s.persist(parent);
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.get(Employer.class, emp.getId());
assertTrue( Hibernate.isInitialized(emp) );
assertFalse( Hibernate.isInitialized(emp.getEmployees()) );
node = (Node) s.get(Node.class, node.getName());
assertTrue( Hibernate.isInitialized(node) );
assertFalse( Hibernate.isInitialized(node.getChildren()) );
assertFalse( Hibernate.isInitialized(node.getParent()) );
assertNull( s.get(Node.class, "xyz") );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.load(Employer.class, emp.getId());
emp.getId();
assertFalse( Hibernate.isInitialized(emp) );
node = (Node) s.load(Node.class, node.getName());
assertEquals( node.getName(), "foo" );
assertFalse( Hibernate.isInitialized(node) );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.get("org.hibernate.test.ops.Employer", emp.getId());
assertTrue( Hibernate.isInitialized(emp) );
node = (Node) s.get("org.hibernate.test.ops.Node", node.getName());
assertTrue( Hibernate.isInitialized(node) );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.load("org.hibernate.test.ops.Employer", emp.getId());
emp.getId();
assertFalse( Hibernate.isInitialized(emp) );
node = (Node) s.load("org.hibernate.test.ops.Node", node.getName());
assertEquals( node.getName(), "foo" );
assertFalse( Hibernate.isInitialized(node) );
tx.commit();
s.close();
assertFetchCount(0);
}
@Test
public void testGetAfterDelete() {
clearCounts();
Session s = openSession();
s.beginTransaction();
Employer emp = new Employer();
s.persist( emp );
s.getTransaction().commit();
s.close();
s = openSession();
s.beginTransaction();
s.delete( emp );
emp = ( Employer ) s.get( Employee.class, emp.getId() );
s.getTransaction().commit();
s.close();
assertNull( "get did not return null after delete", emp );
}
private void clearCounts() {
sessionFactory().getStatistics().clear();
}
private void assertFetchCount(int count) {
int fetches = (int) sessionFactory().getStatistics().getEntityFetchCount();
assertEquals(count, fetches);
}
}