Hibernate example source code file (ReadOnlyCriteriaQueryTest.java)
The Hibernate ReadOnlyCriteriaQueryTest.java source code/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010-2011, 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
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*/
package org.hibernate.test.readonly;
import java.util.List;
import org.hibernate.Criteria;
import org.hibernate.Hibernate;
import org.hibernate.ScrollableResults;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Property;
import org.hibernate.criterion.Restrictions;
import org.hibernate.criterion.Subqueries;
import org.hibernate.internal.util.SerializationHelper;
import org.hibernate.proxy.HibernateProxy;
import org.hibernate.proxy.LazyInitializer;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* (adapted from org.hibernate.test.criteria.CriteriaQueryTest by Gavin King)
*
* @author Gail Badner
*/
public class ReadOnlyCriteriaQueryTest extends AbstractReadOnlyTest {
@Override
public String[] getMappings() {
return new String[] { "readonly/Enrolment.hbm.xml" };
}
@Override
public void configure(Configuration cfg) {
super.configure( cfg );
cfg.setProperty( Environment.USE_QUERY_CACHE, "true" );
cfg.setProperty( Environment.CACHE_REGION_PREFIX, "criteriaquerytest" );
cfg.setProperty( Environment.USE_SECOND_LEVEL_CACHE, "true" );
cfg.setProperty( Environment.GENERATE_STATISTICS, "true" );
}
@Test
public void testModifiableSessionDefaultCriteria() {
clearCounts();
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
assertInsertCount( 4 );
assertUpdateCount( 0 );
clearCounts();
s = openSession();
t = s.beginTransaction();
Criteria criteria = s.createCriteria( Student.class );
assertFalse( s.isDefaultReadOnly() );
assertFalse( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertFalse( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
assertFalse( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), false );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
Hibernate.initialize( gavin.getPreferredCourse() );
assertTrue( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), false );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
assertUpdateCount( 1 );
assertDeleteCount( 4 );
}
@Test
public void testModifiableSessionReadOnlyCriteria() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
Criteria criteria = s.createCriteria( Student.class ).setReadOnly( true );
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
assertTrue( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
Hibernate.initialize( gavin.getPreferredCourse() );
assertTrue( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testModifiableSessionModifiableCriteria() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
Criteria criteria = s.createCriteria( Student.class );
assertFalse( s.isDefaultReadOnly() );
assertFalse( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
criteria.setReadOnly( false );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
assertFalse( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), false );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
Hibernate.initialize( gavin.getPreferredCourse() );
assertTrue( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), false );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testReadOnlySessionDefaultCriteria() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
s.setDefaultReadOnly( true );
Criteria criteria = s.createCriteria( Student.class );
assertTrue( s.isDefaultReadOnly() );
assertFalse( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertTrue( s.isDefaultReadOnly() );
assertFalse( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
assertTrue( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
Hibernate.initialize( gavin.getPreferredCourse() );
assertTrue( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertTrue( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), true );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), true );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testReadOnlySessionReadOnlyCriteria() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
s.setDefaultReadOnly( true );
Criteria criteria = s.createCriteria( Student.class );
assertTrue( s.isDefaultReadOnly() );
assertFalse( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
criteria.setReadOnly( true );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertTrue( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
assertTrue( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
Hibernate.initialize( gavin.getPreferredCourse() );
assertTrue( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertTrue( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), true );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), true );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testReadOnlySessionModifiableCriteria() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
s.setDefaultReadOnly( true );
Criteria criteria = s.createCriteria( Student.class );
assertTrue( s.isDefaultReadOnly() );
assertFalse( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
criteria.setReadOnly( false );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertTrue( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
assertFalse( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), false );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
Hibernate.initialize( gavin.getPreferredCourse() );
assertTrue( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), false);
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertTrue( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), true );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), true );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testReadOnlyCriteriaReturnsModifiableExistingEntity() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
assertFalse( s.isDefaultReadOnly() );
coursePreferred = ( Course ) s.get( Course.class, coursePreferred.getCourseCode() );
assertFalse( s.isReadOnly( coursePreferred ) );
Criteria criteria = s.createCriteria( Student.class ).setReadOnly( true );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
assertTrue( s.isReadOnly( gavin ) );
assertFalse( s.isReadOnly( coursePreferred ) );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testReadOnlyCriteriaReturnsExistingModifiableProxyNotInit() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
assertFalse( s.isDefaultReadOnly() );
coursePreferred = ( Course ) s.load( Course.class, coursePreferred.getCourseCode() );
assertFalse( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, false );
Criteria criteria = s.createCriteria( Student.class ).setReadOnly( true );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
assertTrue( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, false );
Hibernate.initialize( coursePreferred );
checkProxyReadOnly( s, coursePreferred, false );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testReadOnlyCriteriaReturnsExistingModifiableProxyInit() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
assertFalse( s.isDefaultReadOnly() );
coursePreferred = ( Course ) s.load( Course.class, coursePreferred.getCourseCode() );
assertFalse( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, false );
Hibernate.initialize( coursePreferred );
checkProxyReadOnly( s, coursePreferred, false );
Criteria criteria = s.createCriteria( Student.class ).setReadOnly( true );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertTrue( criteria.isReadOnly() );
assertTrue( s.isReadOnly( gavin ) );
assertTrue( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, false );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testModifiableCriteriaReturnsExistingReadOnlyEntity() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
assertFalse( s.isDefaultReadOnly() );
coursePreferred = ( Course ) s.get( Course.class, coursePreferred.getCourseCode() );
assertFalse( s.isReadOnly( coursePreferred ) );
s.setReadOnly( coursePreferred, true );
Criteria criteria = s.createCriteria( Student.class ).setReadOnly( false );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
assertFalse( s.isReadOnly( gavin ) );
assertTrue( s.isReadOnly( coursePreferred ) );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testModifiableCriteriaReturnsExistingReadOnlyProxyNotInit() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
assertFalse( s.isDefaultReadOnly() );
coursePreferred = ( Course ) s.load( Course.class, coursePreferred.getCourseCode() );
assertFalse( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, false );
s.setReadOnly( coursePreferred, true );
checkProxyReadOnly( s, coursePreferred, true );
Criteria criteria = s.createCriteria( Student.class ).setReadOnly( false );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
assertFalse( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, true );
Hibernate.initialize( coursePreferred );
checkProxyReadOnly( s, coursePreferred, true );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testModifiableCriteriaReturnsExistingReadOnlyProxyInit() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add( enrolment );
s.persist( enrolment );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
assertFalse( s.isDefaultReadOnly() );
coursePreferred = ( Course ) s.load( Course.class, coursePreferred.getCourseCode() );
assertFalse( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, false );
Hibernate.initialize( coursePreferred );
checkProxyReadOnly( s, coursePreferred, false );
s.setReadOnly( coursePreferred, true );
checkProxyReadOnly( s, coursePreferred, true );
Criteria criteria = s.createCriteria( Student.class ).setReadOnly( false );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
gavin = ( Student ) criteria.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( criteria.isReadOnlyInitialized() );
assertFalse( criteria.isReadOnly() );
assertFalse( s.isReadOnly( gavin ) );
assertTrue( Hibernate.isInitialized( coursePreferred ) );
checkProxyReadOnly( s, coursePreferred, true );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testScrollCriteria() {
Session session = openSession();
Transaction t = session.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
session.persist(course);
session.flush();
session.clear();
ScrollableResults sr = session.createCriteria(Course.class).setReadOnly( true ).scroll();
assertTrue( sr.next() );
course = (Course) sr.get(0);
assertNotNull(course);
assertTrue( session.isReadOnly( course ) );
sr.close();
session.delete(course);
t.commit();
session.close();
}
@Test
public void testSubselect() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.persist(course);
Course coursePreferred = new Course();
coursePreferred.setCourseCode( "JBOSS" );
coursePreferred.setDescription( "JBoss" );
s.persist( coursePreferred );
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
gavin.setPreferredCourse( coursePreferred );
s.persist(gavin);
Enrolment enrolment = new Enrolment();
enrolment.setCourse(course);
enrolment.setCourseCode(course.getCourseCode());
enrolment.setSemester((short) 3);
enrolment.setYear((short) 1998);
enrolment.setStudent(gavin);
enrolment.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add(enrolment);
s.persist(enrolment);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
DetachedCriteria dc = DetachedCriteria.forClass(Student.class)
.add( Property.forName("studentNumber").eq( new Long(232) ) )
.setProjection( Property.forName("name") );
gavin = ( Student ) s.createCriteria(Student.class)
.add( Subqueries.exists(dc) )
.setReadOnly( true )
.uniqueResult();
assertFalse( s.isDefaultReadOnly() );
assertTrue( s.isReadOnly( gavin ) );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
Hibernate.initialize( gavin.getPreferredCourse() );
assertTrue( Hibernate.isInitialized( gavin.getPreferredCourse() ) );
checkProxyReadOnly( s, gavin.getPreferredCourse(), true );
assertFalse( Hibernate.isInitialized( gavin.getEnrolments() ) );
Hibernate.initialize( gavin.getEnrolments() );
assertTrue( Hibernate.isInitialized( gavin.getEnrolments() ) );
assertEquals( 1, gavin.getEnrolments().size() );
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
assertFalse( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), false );
Hibernate.initialize( enrolment.getCourse() );
checkProxyReadOnly( s, enrolment.getCourse(), false );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
DetachedCriteria dc2 = DetachedCriteria.forClass(Student.class, "st")
.add( Property.forName("st.studentNumber").eqProperty("e.studentNumber") )
.setProjection( Property.forName("name") );
enrolment = ( Enrolment ) s.createCriteria(Enrolment.class, "e")
.add( Subqueries.eq("Gavin King", dc2) )
.setReadOnly( true )
.uniqueResult();
assertTrue( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), true );
Hibernate.initialize( enrolment.getCourse() );
assertTrue( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), true );
assertFalse( Hibernate.isInitialized( enrolment.getStudent() ) );
checkProxyReadOnly( s, enrolment.getStudent(), true );
Hibernate.initialize( enrolment.getStudent() );
assertTrue( Hibernate.isInitialized( enrolment.getStudent() ) );
checkProxyReadOnly( s, enrolment.getStudent(), true );
assertFalse( Hibernate.isInitialized( enrolment.getStudent().getPreferredCourse() ) );
checkProxyReadOnly( s, enrolment.getStudent().getPreferredCourse(), false );
Hibernate.initialize( enrolment.getStudent().getPreferredCourse() );
assertTrue( Hibernate.isInitialized( enrolment.getStudent().getPreferredCourse() ) );
checkProxyReadOnly( s, enrolment.getStudent().getPreferredCourse(), false );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
DetachedCriteria dc3 = DetachedCriteria.forClass(Student.class, "st")
.createCriteria("enrolments")
.createCriteria("course")
.add( Property.forName("description").eq("Hibernate Training") )
.setProjection( Property.forName("st.name") );
enrolment = ( Enrolment ) s.createCriteria(Enrolment.class, "e")
.add( Subqueries.eq("Gavin King", dc3) )
.setReadOnly( true )
.uniqueResult();
assertTrue( s.isReadOnly( enrolment ) );
assertFalse( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), true );
Hibernate.initialize( enrolment.getCourse() );
assertTrue( Hibernate.isInitialized( enrolment.getCourse() ) );
checkProxyReadOnly( s, enrolment.getCourse(), true );
assertFalse( Hibernate.isInitialized( enrolment.getStudent() ) );
checkProxyReadOnly( s, enrolment.getStudent(), true );
Hibernate.initialize( enrolment.getStudent() );
assertTrue( Hibernate.isInitialized( enrolment.getStudent() ) );
checkProxyReadOnly( s, enrolment.getStudent(), true );
assertFalse( Hibernate.isInitialized( enrolment.getStudent().getPreferredCourse() ) );
checkProxyReadOnly( s, enrolment.getStudent().getPreferredCourse(), false );
Hibernate.initialize( enrolment.getStudent().getPreferredCourse() );
assertTrue( Hibernate.isInitialized( enrolment.getStudent().getPreferredCourse() ) );
checkProxyReadOnly( s, enrolment.getStudent().getPreferredCourse(), false );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
s.delete(gavin.getPreferredCourse());
s.delete(gavin);
enrolment = ( Enrolment ) gavin.getEnrolments().iterator().next();
s.delete( enrolment.getCourse() );
s.delete(enrolment);
t.commit();
s.close();
}
@Test
public void testDetachedCriteria() {
DetachedCriteria dc = DetachedCriteria.forClass(Student.class)
.add( Property.forName("name").eq("Gavin King") )
.addOrder( Order.asc("studentNumber") );
byte[] bytes = SerializationHelper.serialize(dc);
dc = (DetachedCriteria) SerializationHelper.deserialize( bytes );
Session session = openSession();
Transaction t = session.beginTransaction();
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(232);
Student bizarroGavin = new Student();
bizarroGavin.setName("Gavin King");
bizarroGavin.setStudentNumber(666);
session.persist(bizarroGavin);
session.persist(gavin);
t.commit();
session.close();
session = openSession();
t = session.beginTransaction();
List result = dc.getExecutableCriteria(session)
.setMaxResults(3)
.setReadOnly( true )
.list();
assertEquals( result.size(), 2 );
gavin = ( Student ) result.get( 0 );
bizarroGavin = ( Student ) result.get( 1 );
assertEquals( 232, gavin.getStudentNumber() );
assertEquals( 666, bizarroGavin.getStudentNumber() );
assertTrue( session.isReadOnly( gavin ) );
assertTrue( session.isReadOnly( bizarroGavin ) );
session.delete(gavin);
session.delete(bizarroGavin);
t.commit();
session.close();
}
@Test
public void testTwoAliasesCache() {
Session s = openSession();
Transaction t = s.beginTransaction();
Course course = new Course();
course.setCourseCode("HIB");
course.setDescription("Hibernate Training");
s.save(course);
Student gavin = new Student();
gavin.setName("Gavin King");
gavin.setStudentNumber(666);
s.save(gavin);
Student xam = new Student();
xam.setName("Max Rydahl Andersen");
xam.setStudentNumber(101);
s.save(xam);
Enrolment enrolment1 = new Enrolment();
enrolment1.setCourse(course);
enrolment1.setCourseCode(course.getCourseCode());
enrolment1.setSemester((short) 1);
enrolment1.setYear((short) 1999);
enrolment1.setStudent(xam);
enrolment1.setStudentNumber(xam.getStudentNumber());
xam.getEnrolments().add(enrolment1);
s.save(enrolment1);
Enrolment enrolment2 = new Enrolment();
enrolment2.setCourse(course);
enrolment2.setCourseCode(course.getCourseCode());
enrolment2.setSemester((short) 3);
enrolment2.setYear((short) 1998);
enrolment2.setStudent(gavin);
enrolment2.setStudentNumber(gavin.getStudentNumber());
gavin.getEnrolments().add(enrolment2);
s.save(enrolment2);
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
List list = s.createCriteria(Enrolment.class)
.createAlias("student", "s")
.createAlias("course", "c")
.add( Restrictions.isNotEmpty("s.enrolments") )
.setCacheable(true)
.setReadOnly( true )
.list();
assertEquals( list.size(), 2 );
Enrolment e = ( Enrolment ) list.get( 0 );
if ( e.getStudent().getStudentNumber() == gavin.getStudentNumber() ) {
enrolment1 = e;
enrolment2 = ( Enrolment ) list.get( 1 );
}
else if ( e.getStudent().getStudentNumber() == xam.getStudentNumber() ) {
enrolment2 = e;
enrolment1 = ( Enrolment ) list.get( 1 );
}
else {
fail( "Enrolment has unknown student number: " + e.getStudent().getStudentNumber() );
}
assertTrue( s.isReadOnly( enrolment1 ) );
assertTrue( s.isReadOnly( enrolment2 ) );
assertTrue( s.isReadOnly( enrolment1.getCourse() ) );
assertTrue( s.isReadOnly( enrolment2.getCourse() ) );
assertSame( enrolment1.getCourse(), enrolment2.getCourse() );
assertTrue( s.isReadOnly( enrolment1.getStudent() ) );
assertTrue( s.isReadOnly( enrolment2.getStudent() ) );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
list = s.createCriteria(Enrolment.class)
.createAlias("student", "s")
.createAlias("course", "c")
.setReadOnly( true )
.add( Restrictions.isNotEmpty("s.enrolments") )
.setCacheable(true)
.setReadOnly( true )
.list();
assertEquals( list.size(), 2 );
e = ( Enrolment ) list.get( 0 );
if ( e.getStudent().getStudentNumber() == gavin.getStudentNumber() ) {
enrolment1 = e;
enrolment2 = ( Enrolment ) list.get( 1 );
}
else if ( e.getStudent().getStudentNumber() == xam.getStudentNumber() ) {
enrolment2 = e;
enrolment1 = ( Enrolment ) list.get( 1 );
}
else {
fail( "Enrolment has unknown student number: " + e.getStudent().getStudentNumber() );
}
assertTrue( s.isReadOnly( enrolment1 ) );
assertTrue( s.isReadOnly( enrolment2 ) );
assertTrue( s.isReadOnly( enrolment1.getCourse() ) );
assertTrue( s.isReadOnly( enrolment2.getCourse() ) );
assertSame( enrolment1.getCourse(), enrolment2.getCourse() );
assertTrue( s.isReadOnly( enrolment1.getStudent() ) );
assertTrue( s.isReadOnly( enrolment2.getStudent() ) );
t.commit();
s.close();
s = openSession();
t = s.beginTransaction();
list = s.createCriteria(Enrolment.class)
.setReadOnly( true )
.createAlias("student", "s")
.createAlias("course", "c")
.add( Restrictions.isNotEmpty("s.enrolments") )
.setCacheable(true)
.list();
assertEquals( list.size(), 2 );
e = ( Enrolment ) list.get( 0 );
if ( e.getStudent().getStudentNumber() == gavin.getStudentNumber() ) {
enrolment1 = e;
enrolment2 = ( Enrolment ) list.get( 1 );
}
else if ( e.getStudent().getStudentNumber() == xam.getStudentNumber() ) {
enrolment2 = e;
enrolment1 = ( Enrolment ) list.get( 1 );
}
else {
fail( "Enrolment has unknown student number: " + e.getStudent().getStudentNumber() );
}
assertTrue( s.isReadOnly( enrolment1 ) );
assertTrue( s.isReadOnly( enrolment2 ) );
assertTrue( s.isReadOnly( enrolment1.getCourse() ) );
assertTrue( s.isReadOnly( enrolment2.getCourse() ) );
assertSame( enrolment1.getCourse(), enrolment2.getCourse() );
assertTrue( s.isReadOnly( enrolment1.getStudent() ) );
assertTrue( s.isReadOnly( enrolment2.getStudent() ) );
s.delete( enrolment1 );
s.delete( enrolment2 );
s.delete( enrolment1.getCourse() );
s.delete( enrolment1.getStudent() );
s.delete( enrolment2.getStudent() );
t.commit();
s.close();
}
private void checkProxyReadOnly(Session s, Object proxy, boolean expectedReadOnly) {
assertTrue( proxy instanceof HibernateProxy );
LazyInitializer li = ( ( HibernateProxy ) proxy ).getHibernateLazyInitializer();
assertSame( s, li.getSession() );
assertEquals( expectedReadOnly, s.isReadOnly( proxy ) );
assertEquals( expectedReadOnly, li.isReadOnly() );
assertEquals( Hibernate.isInitialized( proxy ), ! li.isUninitialized() );
if ( Hibernate.isInitialized( proxy ) ) {
assertEquals( expectedReadOnly, s.isReadOnly( li.getImplementation() ) );
}
}
}
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