| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.openjpa.persistence.datacache; |
| |
| import javax.persistence.EntityManager; |
| |
| import org.apache.openjpa.persistence.OpenJPAEntityManager; |
| import org.apache.openjpa.persistence.OpenJPAPersistence; |
| import org.apache.openjpa.persistence.datacache.common.apps.M2MEntityE; |
| import org.apache.openjpa.persistence.datacache.common.apps.M2MEntityF; |
| import org.apache.openjpa.persistence.test.SingleEMFTestCase; |
| |
| public class TestM2MInDataCache extends SingleEMFTestCase { |
| @Override |
| public void setUp() { |
| setUp("openjpa.DataCache", "true", "openjpa.RemoteCommitProvider", "sjvm", M2MEntityE.class, M2MEntityF.class, |
| CLEAR_TABLES); |
| } |
| |
| public void populate(EntityManager em) { |
| em.getTransaction().begin(); |
| M2MEntityE e1 = new M2MEntityE(); |
| e1.setId(1); |
| e1.setName("ABC"); |
| em.persist(e1); |
| M2MEntityE e2 = new M2MEntityE(); |
| e2.setId(2); |
| e2.setName("DEF"); |
| em.persist(e2); |
| |
| M2MEntityF f1 = new M2MEntityF(); |
| f1.setId(10); |
| em.persist(f1); |
| M2MEntityF f2 = new M2MEntityF(); |
| f2.setId(20); |
| em.persist(f2); |
| |
| e1.getEntityF().put(f1.getId(), f1); |
| e1.getEntityF().put(f2.getId(), f2); |
| e2.getEntityF().put(f1.getId(), f1); |
| e2.getEntityF().put(f2.getId(), f2); |
| |
| f1.getEntityE().put(e1.getName(), e1); |
| f1.getEntityE().put(e2.getName(), e2); |
| f2.getEntityE().put(e1.getName(), e1); |
| f2.getEntityE().put(e2.getName(), e2); |
| em.getTransaction().commit(); |
| } |
| |
| public void validateGraph(M2MEntityE e1, M2MEntityE e2, M2MEntityF f1, M2MEntityF f2) { |
| assertNotNull(e1); |
| assertNotNull(e2); |
| assertNotNull(f1); |
| assertNotNull(f2); |
| |
| assertEquals(f1, e1.getEntityF().get(f1.getId())); |
| assertEquals(f2, e1.getEntityF().get(f2.getId())); |
| assertEquals(f1, e2.getEntityF().get(f1.getId())); |
| assertEquals(f2, e2.getEntityF().get(f2.getId())); |
| |
| assertEquals(e1, f1.getEntityE().get(e1.getName())); |
| assertEquals(e2, f1.getEntityE().get(e2.getName())); |
| assertEquals(e1, f2.getEntityE().get(e1.getName())); |
| assertEquals(e2, f2.getEntityE().get(e2.getName())); |
| } |
| |
| /** |
| * Test if child list is in order after new child list is added in setup(). |
| * |
| */ |
| public void testM2MDataCache() { |
| EntityManager em = emf.createEntityManager(); |
| populate(em); |
| em.close(); |
| |
| em = emf.createEntityManager(); |
| M2MEntityE e1a = em.find(M2MEntityE.class, 1); |
| assertNotNull(e1a.getEntityF()); |
| M2MEntityE e2a = em.find(M2MEntityE.class, 2); |
| assertNotNull(e2a.getEntityF()); |
| M2MEntityF f1a = em.find(M2MEntityF.class, 10); |
| assertNotNull(f1a.getEntityE()); |
| M2MEntityF f2a = em.find(M2MEntityF.class, 20); |
| assertNotNull(f2a.getEntityE()); |
| em.close(); |
| } |
| |
| public void testEagerFetch() { |
| EntityManager em = emf.createEntityManager(); |
| populate(em); |
| em.close(); |
| |
| em = emf.createEntityManager(); |
| |
| OpenJPAEntityManager ojEm = OpenJPAPersistence.cast(em); |
| ojEm.getFetchPlan().addField(M2MEntityE.class, "entityf"); |
| ojEm.getFetchPlan().addField(M2MEntityF.class, "entitye"); |
| |
| M2MEntityE e1, e2; |
| M2MEntityF f1, f2; |
| |
| e1 = em.find(M2MEntityE.class, 1); |
| e2 = em.find(M2MEntityE.class, 2); |
| f1 = em.find(M2MEntityF.class, 10); |
| f2 = em.find(M2MEntityF.class, 20); |
| |
| validateGraph(e1, e2, f1, f2); |
| } |
| } |