Hibernate example source code file (JoinColumnBidirectionalListWithInheritance.java)

This example Hibernate source code file (JoinColumnBidirectionalListWithInheritance.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

abstractentitytest, entitymanager, integer, integer, joincolumnbidirectionallistwithinheritance, listjoincolumnbidirectionalinheritancerefedchildentity, listjoincolumnbidirectionalinheritancerefedparententity, listjoincolumnbidirectionalinheritancerefedparententity, listjoincolumnbidirectionalinheritancerefingentity, listjoincolumnbidirectionalinheritancerefingentity, priority, test, test, util

The Hibernate JoinColumnBidirectionalListWithInheritance.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
 *
 * 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.envers.test.integration.onetomany.detached;

import org.hibernate.ejb.Ejb3Configuration;
import org.hibernate.envers.test.AbstractEntityTest;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.onetomany.detached.ListJoinColumnBidirectionalInheritanceRefEdChildEntity;
import org.hibernate.envers.test.entities.onetomany.detached.ListJoinColumnBidirectionalInheritanceRefEdParentEntity;
import org.hibernate.envers.test.entities.onetomany.detached.ListJoinColumnBidirectionalInheritanceRefIngEntity;
import org.junit.Test;

import javax.persistence.EntityManager;
import java.util.Arrays;

import static org.hibernate.envers.test.tools.TestTools.*;
import static org.junit.Assert.*;

/**
 * Test for a "fake" bidirectional mapping where one side uses @OneToMany+@JoinColumn (and thus owns the relatin),
 * and the other uses a @ManyToOne(insertable=false, updatable=false).
 * @author Adam Warski (adam at warski dot org)
 */
public class JoinColumnBidirectionalListWithInheritance extends AbstractEntityTest {
    private Integer ed1_id;
    private Integer ed2_id;

    private Integer ing1_id;
    private Integer ing2_id;

    public void configure(Ejb3Configuration cfg) {
        cfg.addAnnotatedClass(ListJoinColumnBidirectionalInheritanceRefIngEntity.class);
        cfg.addAnnotatedClass(ListJoinColumnBidirectionalInheritanceRefEdChildEntity.class);
        cfg.addAnnotatedClass(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class);
    }

    @Test
    @Priority(10)
    public void createData() {
        EntityManager em = getEntityManager();

        ListJoinColumnBidirectionalInheritanceRefEdParentEntity ed1 = new ListJoinColumnBidirectionalInheritanceRefEdChildEntity("ed1", null, "ed1 child");
        ListJoinColumnBidirectionalInheritanceRefEdParentEntity ed2 = new ListJoinColumnBidirectionalInheritanceRefEdChildEntity("ed2", null, "ed2 child");

        ListJoinColumnBidirectionalInheritanceRefIngEntity ing1 = new ListJoinColumnBidirectionalInheritanceRefIngEntity("coll1", ed1);
        ListJoinColumnBidirectionalInheritanceRefIngEntity ing2 = new ListJoinColumnBidirectionalInheritanceRefIngEntity("coll1", ed2);

        // Revision 1 (ing1: ed1, ing2: ed2)
        em.getTransaction().begin();

        em.persist(ed1);
        em.persist(ed2);
        em.persist(ing1);
        em.persist(ing2);

        em.getTransaction().commit();

        // Revision 2 (ing1: ed1, ed2)
        em.getTransaction().begin();

        ing1 = em.find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing1.getId());
        ing2 = em.find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing2.getId());
        ed1 = em.find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed1.getId());
        ed2 = em.find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed2.getId());

        ing2.getReferences().remove(ed2);
        ing1.getReferences().add(ed2);

        em.getTransaction().commit();
        em.clear();

        //

        ing1_id = ing1.getId();
        ing2_id = ing2.getId();

        ed1_id = ed1.getId();
        ed2_id = ed2.getId();
    }

    @Test
    public void testRevisionsCounts() {
        assertEquals(Arrays.asList(1, 2), getAuditReader().getRevisions(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing1_id));
        assertEquals(Arrays.asList(1, 2), getAuditReader().getRevisions(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing2_id));

        assertEquals(Arrays.asList(1), getAuditReader().getRevisions(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed1_id));
        assertEquals(Arrays.asList(1, 2), getAuditReader().getRevisions(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed2_id));
    }

    @Test
    public void testHistoryOfIng1() {
        ListJoinColumnBidirectionalInheritanceRefEdParentEntity ed1 = getEntityManager().find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed1_id);
        ListJoinColumnBidirectionalInheritanceRefEdParentEntity ed2 = getEntityManager().find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed2_id);

        ListJoinColumnBidirectionalInheritanceRefIngEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing1_id, 1);
        ListJoinColumnBidirectionalInheritanceRefIngEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing1_id, 2);

        assertTrue(checkList(rev1.getReferences(), ed1));
        assertTrue(checkList(rev2.getReferences(), ed1, ed2));
    }

    @Test
    public void testHistoryOfIng2() {
        ListJoinColumnBidirectionalInheritanceRefEdParentEntity ed2 = getEntityManager().find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed2_id);

        ListJoinColumnBidirectionalInheritanceRefIngEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing2_id, 1);
        ListJoinColumnBidirectionalInheritanceRefIngEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing2_id, 2);

        assertTrue(checkList(rev1.getReferences(), ed2));
        assertTrue(checkList(rev2.getReferences()));
    }

    @Test
    public void testHistoryOfEd1() {
        ListJoinColumnBidirectionalInheritanceRefIngEntity ing1 = getEntityManager().find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing1_id);

        ListJoinColumnBidirectionalInheritanceRefEdParentEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed1_id, 1);
        ListJoinColumnBidirectionalInheritanceRefEdParentEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed1_id, 2);

        assertTrue(rev1.getOwner().equals(ing1));
        assertTrue(rev2.getOwner().equals(ing1));
    }

    @Test
    public void testHistoryOfEd2() {
        ListJoinColumnBidirectionalInheritanceRefIngEntity ing1 = getEntityManager().find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing1_id);
        ListJoinColumnBidirectionalInheritanceRefIngEntity ing2 = getEntityManager().find(ListJoinColumnBidirectionalInheritanceRefIngEntity.class, ing2_id);

        ListJoinColumnBidirectionalInheritanceRefEdParentEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed2_id, 1);
        ListJoinColumnBidirectionalInheritanceRefEdParentEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalInheritanceRefEdParentEntity.class, ed2_id, 2);

        assertTrue(rev1.getOwner().equals(ing2));
        assertTrue(rev2.getOwner().equals(ing1));
    }

}