| /* |
| * 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.query; |
| |
| import java.util.List; |
| |
| import javax.persistence.EntityManager; |
| import javax.persistence.Query; |
| |
| import org.apache.openjpa.persistence.OpenJPAQuery; |
| import org.apache.openjpa.persistence.test.SingleEMFTestCase; |
| |
| import junit.textui.TestRunner; |
| |
| /** |
| * Test that we can exclude subclass instances from query results. |
| * |
| * @author Abe White |
| */ |
| public class TestQueryExcludingSubclasses |
| extends SingleEMFTestCase { |
| |
| @Override |
| public void setUp() { |
| setUp(ManyOneEntity.class, ManyOneEntitySub.class); |
| |
| ManyOneEntity e1 = new ManyOneEntity(); |
| e1.setName("e1"); |
| ManyOneEntity e2 = new ManyOneEntity(); |
| e2.setName("e2"); |
| ManyOneEntity invalid = new ManyOneEntity(); |
| invalid.setName("invalid"); |
| ManyOneEntitySub esub1 = new ManyOneEntitySub(); |
| esub1.setName("esub1"); |
| ManyOneEntitySub esub2 = new ManyOneEntitySub(); |
| esub2.setName("esub2"); |
| ManyOneEntitySub invalidsub = new ManyOneEntitySub(); |
| invalidsub.setName("invalidsub"); |
| |
| EntityManager em = emf.createEntityManager(); |
| em.getTransaction().begin(); |
| em.persist(e1); |
| em.persist(e2); |
| em.persist(invalid); |
| em.persist(esub1); |
| em.persist(esub2); |
| em.persist(invalidsub); |
| em.getTransaction().commit(); |
| em.close(); |
| } |
| |
| public void testQuery() { |
| EntityManager em = emf.createEntityManager(); |
| Query q = em.createQuery("select e from ManyOneEntity e " |
| + "where e.name like 'e%' order by e.name asc"); |
| List<ManyOneEntity> res = (List<ManyOneEntity>) q.getResultList(); |
| assertEquals(4, res.size()); |
| for (int i = 0; i < 2; i++) { |
| assertEquals(ManyOneEntity.class, res.get(i).getClass()); |
| assertEquals("e" + (i + 1), res.get(i).getName()); |
| } |
| for (int i = 0; i < 2; i++) { |
| assertEquals(ManyOneEntitySub.class, res.get(i + 2).getClass()); |
| assertEquals("esub" + (i + 1), res.get(i + 2).getName()); |
| } |
| em.close(); |
| } |
| |
| public void testQueryExcludingSubclasses() { |
| EntityManager em = emf.createEntityManager(); |
| Query q = em.createQuery("select e from ManyOneEntity e " |
| + "where e.name like 'e%' order by e.name asc"); |
| ((OpenJPAQuery) q).setSubclasses(false); |
| List<ManyOneEntity> res = (List<ManyOneEntity>) q.getResultList(); |
| assertEquals(2, res.size()); |
| for (int i = 0; i < res.size(); i++) { |
| assertEquals(ManyOneEntity.class, res.get(i).getClass()); |
| assertEquals("e" + (i + 1), res.get(i).getName()); |
| } |
| em.close(); |
| } |
| |
| public static void main(String[] args) { |
| TestRunner.run(TestQueryExcludingSubclasses.class); |
| } |
| } |
| |