Hibernate example source code file (CustomBoxed.java)

This example Hibernate source code file (CustomBoxed.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, auditreader, auditreader, customboxedreventity, date, integer, interruptedexception, map, priority, set, strtestentity, strtestentity, test, test, util

The Hibernate CustomBoxed.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.reventity;

import org.hibernate.ejb.Ejb3Configuration;
import org.hibernate.envers.AuditReader;
import org.hibernate.envers.exception.RevisionDoesNotExistException;
import org.hibernate.envers.test.AbstractEntityTest;
import org.hibernate.envers.test.Priority;
import org.hibernate.envers.test.entities.StrTestEntity;
import org.junit.Test;

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

/**
 * @author Adam Warski (adam at warski dot org)
 */
public class CustomBoxed extends AbstractEntityTest {
    private Integer id;
    private long timestamp1;
    private long timestamp2;
    private long timestamp3;

    public void configure(Ejb3Configuration cfg) {
        cfg.addAnnotatedClass(StrTestEntity.class);
        cfg.addAnnotatedClass(CustomBoxedRevEntity.class);
    }

    @Test
    @Priority(10)
    public void initData() throws InterruptedException {
        timestamp1 = System.currentTimeMillis();

        Thread.sleep(100);

        // Revision 1
        EntityManager em = getEntityManager();
        em.getTransaction().begin();
        StrTestEntity te = new StrTestEntity("x");
        em.persist(te);
        id = te.getId();
        em.getTransaction().commit();

        timestamp2 = System.currentTimeMillis();

        Thread.sleep(100);

        // Revision 2
        em.getTransaction().begin();
        te = em.find(StrTestEntity.class, id);
        te.setStr("y");
        em.getTransaction().commit();

        timestamp3 = System.currentTimeMillis();
    }

    @Test(expected = RevisionDoesNotExistException.class)
    public void testTimestamps1() {
        getAuditReader().getRevisionNumberForDate(new Date(timestamp1));
    }

    @Test
    public void testTimestamps() {
        assert getAuditReader().getRevisionNumberForDate(new Date(timestamp2)).intValue() == 1;
        assert getAuditReader().getRevisionNumberForDate(new Date(timestamp3)).intValue() == 2;
    }

    @Test
    public void testDatesForRevisions() {
        AuditReader vr = getAuditReader();
        assert vr.getRevisionNumberForDate(vr.getRevisionDate(1)).intValue() == 1;
        assert vr.getRevisionNumberForDate(vr.getRevisionDate(2)).intValue() == 2;
    }

    @Test
    public void testRevisionsForDates() {
        AuditReader vr = getAuditReader();

        assert vr.getRevisionDate(vr.getRevisionNumberForDate(new Date(timestamp2))).getTime() <= timestamp2;
        assert vr.getRevisionDate(vr.getRevisionNumberForDate(new Date(timestamp2)).intValue()+1).getTime() > timestamp2;

        assert vr.getRevisionDate(vr.getRevisionNumberForDate(new Date(timestamp3))).getTime() <= timestamp3;
    }

    @Test
    public void testFindRevision() {
        AuditReader vr = getAuditReader();

        long rev1Timestamp = vr.findRevision(CustomBoxedRevEntity.class, 1).getCustomTimestamp();
        assert rev1Timestamp > timestamp1;
        assert rev1Timestamp <= timestamp2;

        long rev2Timestamp = vr.findRevision(CustomBoxedRevEntity.class, 2).getCustomTimestamp();
        assert rev2Timestamp > timestamp2;
        assert rev2Timestamp <= timestamp3;
    }

    @Test
    public void testFindRevisions() {
        AuditReader vr = getAuditReader();

        Set<Number> revNumbers = new HashSet();
        revNumbers.add(1);
        revNumbers.add(2);
        
        Map<Number, CustomBoxedRevEntity> revisionMap = vr.findRevisions(CustomBoxedRevEntity.class, revNumbers);
        assert(revisionMap.size() == 2);
        assert(revisionMap.get(1).equals(vr.findRevision(CustomBoxedRevEntity.class, 1)));
        assert(revisionMap.get(2).equals(vr.findRevision(CustomBoxedRevEntity.class, 2)));
    }

    @Test
    public void testRevisionsCounts() {
        assert Arrays.asList(1, 2).equals(getAuditReader().getRevisions(StrTestEntity.class, id));
    }

    @Test
    public void testHistoryOfId1() {
        StrTestEntity ver1 = new StrTestEntity("x", id);
        StrTestEntity ver2 = new StrTestEntity("y", id);

        assert getAuditReader().find(StrTestEntity.class, id, 1).equals(ver1);
        assert getAuditReader().find(StrTestEntity.class, id, 2).equals(ver2);
    }
}