| /* |
| * 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 java.util.List; |
| |
| import javax.persistence.EntityManager; |
| |
| import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI; |
| import org.apache.openjpa.persistence.OpenJPAPersistence; |
| import org.apache.openjpa.persistence.StoreCacheImpl; |
| import org.apache.openjpa.persistence.datacache.common.apps.EmbeddedEntity; |
| import org.apache.openjpa.persistence.datacache.common.apps. |
| EmbeddingOwnerEntity; |
| import org.apache.openjpa.persistence.test.SingleEMFTestCase; |
| |
| /** |
| * Test removing members of embedded collection with active DataCache. |
| * |
| * Originally reported in |
| * <HREF="http://issues.apache.org/jira/browse/OPENJPA-625">OPENJPA-625</A> |
| * |
| * @author Pinaki Poddar |
| * |
| */ |
| public class TestEmbeddedCollection extends SingleEMFTestCase { |
| |
| private static final int SIZE = 4; |
| |
| /** |
| * Sets up EntityManagerFactory: with DataCache. |
| */ |
| @Override |
| public void setUp() throws Exception { |
| super.setUp("openjpa.jdbc.SynchronizeMappings", "buildSchema", |
| "openjpa.RuntimeUnenhancedClasses", "unsupported", |
| "openjpa.DataCache", "true", "openjpa.RemoteCommitProvider", |
| "sjvm", "openjpa.jdbc.UpdateManager", "constraint", |
| EmbeddingOwnerEntity.class, |
| EmbeddedEntity.class, |
| CLEAR_TABLES); |
| createData(); |
| assertNotNull(emf); |
| assertNotNull(emf.getStoreCache()); |
| assertTrue(isDataCacheActive(emf)); |
| } |
| |
| boolean isDataCacheActive(OpenJPAEntityManagerFactorySPI emf) { |
| return ((StoreCacheImpl) emf.getStoreCache()).getDelegate() != null |
| && emf.getConfiguration().getDataCacheManagerInstance() |
| .getSystemDataCache() != null; |
| } |
| |
| public void createData() { |
| EmbeddingOwnerEntity owner = new EmbeddingOwnerEntity(); |
| for (int i = 0; i < SIZE; i++) { |
| EmbeddedEntity member = new EmbeddedEntity(); |
| member.setMarker("Member-" + i); |
| owner.addMember(member); |
| } |
| EntityManager em = emf.createEntityManager(); |
| em.getTransaction().begin(); |
| em.persist(owner); |
| em.getTransaction().commit(); |
| Object id = OpenJPAPersistence.cast(em).getObjectId(owner); |
| em.clear(); |
| |
| EmbeddingOwnerEntity test = em.find(EmbeddingOwnerEntity.class, id); |
| assertNotNull(test); |
| List<EmbeddedEntity> members = test.getMembers(); |
| assertNotNull(members); |
| assertEquals(SIZE, members.size()); |
| for (int i = 0; i < SIZE; i++) |
| members.get(i).getMarker().equals("Member-" + i); |
| } |
| |
| public void testRemoveMemberFromEmbeddedCollection() { |
| EntityManager em = emf.createEntityManager(); |
| em.getTransaction().begin(); |
| List<EmbeddingOwnerEntity> result = em.createQuery( |
| "SELECT p FROM EmbeddingOwnerEntity p").getResultList(); |
| |
| assertNotNull(result); |
| assertFalse(result.isEmpty()); |
| |
| EmbeddingOwnerEntity owner = result.get(0); |
| Object id = owner.getId(); |
| |
| assertTrue(emf.getStoreCache().contains(EmbeddingOwnerEntity.class, |
| id)); |
| |
| List<EmbeddedEntity> members = owner.getMembers(); |
| members.remove(0); |
| owner.removeMember(0); |
| owner.removeMember(members.get(0)); |
| em.getTransaction().commit(); |
| |
| assertEquals(owner.getMembers().size(), SIZE-3); |
| } |
| |
| } |