Hibernate example source code file (JoinEmbIdNaming.java)

This example Hibernate source code file (JoinEmbIdNaming.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, embidnaming, embidnaming, iterator, joinembidnaming, joinembidnamingrefedentity, joinembidnamingrefedentity, joinembidnamingrefingentity, joinembidnamingrefingentity, priority, suppresswarnings, test, test, util, yy_reference

The Hibernate JoinEmbIdNaming.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.naming.ids;

import org.hibernate.ejb.Ejb3Configuration;
import org.hibernate.envers.test.AbstractEntityTest;
import org.hibernate.envers.test.Priority;
import org.hibernate.mapping.Column;
import org.junit.Test;

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

import static junit.framework.Assert.*;

/**
 * @author Adam Warski (adam at warski dot org)
 */
public class JoinEmbIdNaming extends AbstractEntityTest {
    private EmbIdNaming ed_id1;
    private EmbIdNaming ed_id2;
    private EmbIdNaming ing_id1;

    public void configure(Ejb3Configuration cfg) {
        cfg.addAnnotatedClass(JoinEmbIdNamingRefEdEntity.class);
        cfg.addAnnotatedClass(JoinEmbIdNamingRefIngEntity.class);
    }

    @Test
    @Priority(10)
    public void initData() {
        ed_id1 = new EmbIdNaming(10, 20);
        ed_id2 = new EmbIdNaming(11, 21);
        ing_id1 = new EmbIdNaming(12, 22);

        JoinEmbIdNamingRefEdEntity ed1 = new JoinEmbIdNamingRefEdEntity(ed_id1, "data1");
        JoinEmbIdNamingRefEdEntity ed2 = new JoinEmbIdNamingRefEdEntity(ed_id2, "data2");

        JoinEmbIdNamingRefIngEntity ing1 = new JoinEmbIdNamingRefIngEntity(ing_id1, "x", ed1);

        // Revision 1
        EntityManager em = getEntityManager();
        em.getTransaction().begin();

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

        em.getTransaction().commit();

        // Revision 2
        em.getTransaction().begin();

        ed2 = em.find(JoinEmbIdNamingRefEdEntity.class, ed2.getId());

        ing1 = em.find(JoinEmbIdNamingRefIngEntity.class, ing1.getId());
        ing1.setData("y");
        ing1.setReference(ed2);

        em.getTransaction().commit();
    }

    @Test
    public void testRevisionsCounts() {
        assert Arrays.asList(1, 2).equals(getAuditReader().getRevisions(JoinEmbIdNamingRefEdEntity.class, ed_id1));
        assert Arrays.asList(1, 2).equals(getAuditReader().getRevisions(JoinEmbIdNamingRefEdEntity.class, ed_id2));
        assert Arrays.asList(1, 2).equals(getAuditReader().getRevisions(JoinEmbIdNamingRefIngEntity.class, ing_id1));
    }

    @Test
    public void testHistoryOfEdId1() {
        JoinEmbIdNamingRefEdEntity ver1 = new JoinEmbIdNamingRefEdEntity(ed_id1, "data1");

        assert getAuditReader().find(JoinEmbIdNamingRefEdEntity.class, ed_id1, 1).equals(ver1);
        assert getAuditReader().find(JoinEmbIdNamingRefEdEntity.class, ed_id1, 2).equals(ver1);
    }

    @Test
    public void testHistoryOfEdId2() {
        JoinEmbIdNamingRefEdEntity ver1 = new JoinEmbIdNamingRefEdEntity(ed_id2, "data2");

        assert getAuditReader().find(JoinEmbIdNamingRefEdEntity.class, ed_id2, 1).equals(ver1);
        assert getAuditReader().find(JoinEmbIdNamingRefEdEntity.class, ed_id2, 2).equals(ver1);
    }

    @Test
    public void testHistoryOfIngId1() {
        JoinEmbIdNamingRefIngEntity ver1 = new JoinEmbIdNamingRefIngEntity(ing_id1, "x", null);
        JoinEmbIdNamingRefIngEntity ver2 = new JoinEmbIdNamingRefIngEntity(ing_id1, "y", null);

        assert getAuditReader().find(JoinEmbIdNamingRefIngEntity.class, ing_id1, 1).equals(ver1);
        assert getAuditReader().find(JoinEmbIdNamingRefIngEntity.class, ing_id1, 2).equals(ver2);

        assert getAuditReader().find(JoinEmbIdNamingRefIngEntity.class, ing_id1, 1).getReference().equals(
                new JoinEmbIdNamingRefEdEntity(ed_id1, "data1"));
        assert getAuditReader().find(JoinEmbIdNamingRefIngEntity.class, ing_id1, 2).getReference().equals(
                new JoinEmbIdNamingRefEdEntity(ed_id2, "data2"));
    }

    @SuppressWarnings({"unchecked"})
    @Test
    public void testJoinColumnNames() {
		Iterator<Column> columns =
				getCfg().getClassMapping("org.hibernate.envers.test.integration.naming.ids.JoinEmbIdNamingRefIngEntity_AUD")
						.getProperty("reference_x").getColumnIterator();
		assertTrue(columns.hasNext());
		assertEquals("XX_reference", columns.next().getName());
		assertFalse(columns.hasNext());

		columns = getCfg().getClassMapping("org.hibernate.envers.test.integration.naming.ids.JoinEmbIdNamingRefIngEntity_AUD")
				.getProperty("reference_y").getColumnIterator();

		assertTrue(columns.hasNext());
		assertEquals("YY_reference", columns.next().getName());
		assertFalse(columns.hasNext());
	}
}