/*
* 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.where;
import org.junit.Test;
import org.hibernate.FetchMode;
import org.hibernate.Session;
import org.hibernate.criterion.Restrictions;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import static org.junit.Assert.assertEquals;
/**
* @author Max Rydahl Andersen
*/
public class WhereTest extends BaseCoreFunctionalTestCase {
public String[] getMappings() {
return new String[] { "where/File.hbm.xml" };
}
@Test
public void testWhere() {
Session s = openSession();
s.getTransaction().begin();
File parent = new File("parent", null);
s.persist( parent );
s.persist( new File("child", parent) );
File deletedChild = new File("deleted child", parent);
deletedChild.setDeleted(true);
s.persist( deletedChild );
File deletedParent = new File("deleted parent", null);
deletedParent.setDeleted(true);
s.persist( deletedParent );
s.flush();
s.clear();
parent = (File) s.createCriteria(File.class)
.setFetchMode("children", FetchMode.JOIN)
.add( Restrictions.isNull("parent") )
.uniqueResult();
assertEquals( parent.getChildren().size(), 1 );
s.clear();
parent = (File) s.createQuery("from File f left join fetch f.children where f.parent is null")
.uniqueResult();
assertEquals( parent.getChildren().size(), 1 );
s.getTransaction().commit();
s.close();
}
}