| /* |
| * 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 agEmployee_Last_Name 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.compat; |
| |
| import javax.persistence.Query; |
| |
| import org.apache.openjpa.conf.OpenJPAVersion; |
| import org.apache.openjpa.persistence.OpenJPAEntityManager; |
| import org.apache.openjpa.persistence.callbacks.Message; |
| import org.apache.openjpa.persistence.callbacks.MessageListenerImpl; |
| import org.apache.openjpa.persistence.test.SingleEMFTestCase; |
| |
| /** |
| * <b>TestCompatibile</b> is used to test various backwards compatibility scenarios between JPA 2.0 and JPA 1.2 |
| * |
| * <p>The following scenarios are tested: |
| * <ol> |
| * <li>preUpdate and postUpdate behavior in JPA 2.0 is different than in 1.2 |
| * <li>TBD |
| * </ol> |
| * <p> |
| * <b>Note(s):</b> |
| * <ul> |
| * <li>The proper openjpa.Compatibility value(s) must be provided in order for the testcases to succeed |
| * </ul> |
| */ |
| public class TestMessageListener extends SingleEMFTestCase { |
| |
| @Override |
| public void setUp() { |
| setUp(Message.class, |
| "openjpa.Compatibility", "default", |
| DROP_TABLES); |
| } |
| |
| public void testUpdateInPreUpdate() { |
| // Create a new EntityManager from the EntityManagerFactory. The |
| // EntityManager is the main object in the persistence API, and is |
| // used to create, delete, and query objects, as well as access |
| // the current transaction |
| OpenJPAEntityManager em = emf.createEntityManager(); |
| try { |
| // Begin a new local transaction so that we can persist a new entity |
| em.getTransaction().begin(); |
| |
| MessageListenerImpl.resetCounters(); |
| |
| // Create and persist a new Message entity |
| Message message = new Message("Hello Persistence!"); |
| assertNull("Test message's created field to be null.", message.getCreated()); |
| assertNull("Test message's updated field to be null.", message.getUpdated()); |
| |
| em.persist(message); |
| |
| // Pre-persist invoked, created and updated fields set |
| assertStatus(1, 0, 0, 0, 0, 0, 0); |
| assertNotNull("Test message's created field being set.", message.getCreated()); |
| assertNotNull("Test message's updated field being set.", message.getUpdated()); |
| |
| // Perform a simple query to get the Message |
| Query q = em.createQuery("select m from Message m where m.id=" + message.getId()); |
| Message m = (Message) q.getSingleResult(); |
| assertEquals("Test first expected message.", "Hello Persistence!",m.getMessage()); |
| assertNotNull("Test message's created field being set.", m.getCreated()); |
| assertNotNull("Test message's updated field being set.", m.getUpdated()); |
| |
| // Query cause flush to occur, hence fire the postPersist event |
| assertStatus(1, 1, 0, 0, 0, 0, 0); |
| |
| // Create and persist another new Message entity |
| message = new Message("Hello Persistence 2!"); |
| assertNull("Test message's created field to be null.", message.getCreated()); |
| assertNull("Test message's updated field to be null.", message.getUpdated()); |
| |
| em.persist(message); |
| |
| // Pre-persist invoked, created and updated fields set |
| assertStatus(2, 1, 0, 0, 0, 0, 0); |
| assertNotNull("Test message's created field being set.", message.getCreated()); |
| assertNotNull("Test message's updated field being set.", message.getUpdated()); |
| |
| em.getTransaction().commit(); |
| |
| // Complete the 2nd @postPersist |
| // preUpdate and postUpdate are called in 1.2.x but not in 1.3 or later |
| // See JPA2 Spec 3.5.2 Note about this being implementation dependent |
| if ((OpenJPAVersion.MAJOR_RELEASE >= 2) || |
| ((OpenJPAVersion.MAJOR_RELEASE == 1) && |
| (OpenJPAVersion.MINOR_RELEASE >= 3))) { |
| assertStatus(2, 2, 0, 0, 0, 0, 0); |
| } else { |
| // prior to 2.0, pre/postUpdate was called |
| assertStatus(2, 2, 1, 1, 0, 0, 0); |
| } |
| |
| // Make an update to trigger the pre/postUpdater callbacks |
| em.getTransaction().begin(); |
| message = em.find(Message.class,message.getId()); |
| message.setMessage("Update field and trigger pre/postUpdate"); |
| em.getTransaction().commit(); |
| |
| // Complete the 2nd @postPersist |
| if ((OpenJPAVersion.MAJOR_RELEASE >= 2) || |
| ((OpenJPAVersion.MAJOR_RELEASE == 1) && |
| (OpenJPAVersion.MINOR_RELEASE >= 3))) { |
| assertStatus(2, 2, 1, 1, 0, 0, 0); |
| } else { |
| assertStatus(2, 2, 2, 2, 0, 0, 0); |
| } |
| } |
| finally { |
| if (em != null && em.getTransaction().isActive()) |
| em.getTransaction().rollback(); |
| if (em != null && em.isOpen()) |
| em.close(); |
| } |
| } |
| |
| public void testUpdateInPreUpdate2() { |
| // Create a new EntityManager from the EntityManagerFactory. The |
| // EntityManager is the main object in the persistence API, and is |
| // used to create, delete, and query objects, as well as access |
| // the current transaction |
| OpenJPAEntityManager em = emf.createEntityManager(); |
| try { |
| // Begin a new local transaction so that we can persist a new entity |
| em.getTransaction().begin(); |
| |
| MessageListenerImpl.resetCounters(); |
| |
| // Create and persist a new Message entity |
| Message message = new Message("Hello Persistence!"); |
| assertNull("Test message's created field to be null.", message.getCreated()); |
| assertNull("Test message's updated field to be null.", message.getUpdated()); |
| |
| em.persist(message); |
| |
| // Pre-persist invoked, created and updated fields set |
| assertStatus(1, 0, 0, 0, 0, 0, 0); |
| assertNotNull("Test message's created field being set.", message.getCreated()); |
| assertNotNull("Test message's updated field being set.", message.getUpdated()); |
| |
| // Perform a simple query to get the Message |
| Query q = em.createQuery("select m from Message m where m.id=" + message.getId()); |
| Message m = (Message) q.getSingleResult(); |
| assertEquals("Test first expected message.", "Hello Persistence!",m.getMessage()); |
| assertNotNull("Test message's created field being set.", m.getCreated()); |
| assertNotNull("Test message's updated field being set.", m.getUpdated()); |
| |
| // Query cause flush to occur, hence fire the postPersist event |
| assertStatus(1, 1, 0, 0, 0, 0, 0); |
| |
| // Create and persist another new Message entity |
| message = new Message("Hello Persistence 2!"); |
| assertNull("Test message's created field to be null.", message.getCreated()); |
| assertNull("Test message's updated field to be null.", message.getUpdated()); |
| |
| em.persist(message); |
| |
| // Pre-persist invoked, created and updated fields set |
| assertStatus(2, 1, 0, 0, 0, 0, 0); |
| assertNotNull("Test message's created field being set.", message.getCreated()); |
| assertNotNull("Test message's updated field being set.", message.getUpdated()); |
| |
| // Update the entity before committing |
| message.setMessage("Combined Create and Update triggers"); |
| // preUpdate and postUpdate are called in 1.2.x but not in 1.3 or later |
| // See JPA2 Spec 3.5.2 Note about this being implementation dependent |
| if ((OpenJPAVersion.MAJOR_RELEASE >= 2) || |
| ((OpenJPAVersion.MAJOR_RELEASE == 1) && |
| (OpenJPAVersion.MINOR_RELEASE >= 3))) { |
| assertStatus(2, 1, 0, 0, 0, 0, 0); |
| } else { |
| // prior to 2.0, pre/postUpdate was called |
| assertStatus(2, 1, 1, 1, 0, 0, 0); |
| } |
| |
| em.getTransaction().commit(); |
| |
| // Complete the 2nd @postPersist |
| // preUpdate and postUpdate are called in 1.2.x but not in 1.3 or later |
| if ((OpenJPAVersion.MAJOR_RELEASE >= 2) || |
| ((OpenJPAVersion.MAJOR_RELEASE == 1) && |
| (OpenJPAVersion.MINOR_RELEASE >= 3))) { |
| assertStatus(2, 2, 0, 0, 0, 0, 0); |
| } else { |
| assertStatus(2, 2, 1, 1, 0, 0, 0); |
| } |
| |
| // Make an update to trigger the pre/postUpdater callbacks |
| em.getTransaction().begin(); |
| message = em.find(Message.class,message.getId()); |
| message.setMessage("Update field and trigger pre/postUpdate"); |
| em.getTransaction().commit(); |
| |
| // Complete the 2nd @postPersist |
| if ((OpenJPAVersion.MAJOR_RELEASE >= 2) || |
| ((OpenJPAVersion.MAJOR_RELEASE == 1) && |
| (OpenJPAVersion.MINOR_RELEASE >= 3))) { |
| assertStatus(2, 2, 1, 1, 0, 0, 0); |
| } else { |
| assertStatus(2, 2, 2, 2, 0, 0, 0); |
| } |
| } |
| finally { |
| if (em != null && em.getTransaction().isActive()) |
| em.getTransaction().rollback(); |
| if (em != null && em.isOpen()) |
| em.close(); |
| } |
| } |
| |
| private void assertStatus(int prePersist, int postPersist, int preUpdate, |
| int postUpdate, int preRemove, int postRemove, int postLoad) { |
| assertEquals("prePersist", prePersist, MessageListenerImpl.prePersistCount); |
| assertEquals("postPersist", postPersist, MessageListenerImpl.postPersistCount); |
| assertEquals("preUpdate", preUpdate, MessageListenerImpl.preUpdateCount); |
| assertEquals("postUpdate", postUpdate, MessageListenerImpl.postUpdateCount); |
| assertEquals("preRemove", preRemove, MessageListenerImpl.preRemoveCount); |
| assertEquals("postRemove", postRemove, MessageListenerImpl.postRemoveCount); |
| assertEquals("postLoad", postLoad, MessageListenerImpl.postLoadCount); |
| } |
| } |
| |