| /* |
| * 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.blob; |
| |
| import java.util.List; |
| |
| import javax.persistence.EntityManager; |
| import javax.persistence.EntityTransaction; |
| import javax.persistence.TypedQuery; |
| |
| import org.apache.openjpa.persistence.query.QueryBuilder; |
| import org.apache.openjpa.persistence.test.SingleEMFTestCase; |
| |
| public class TestBlobs extends SingleEMFTestCase { |
| |
| private int _populatedId = 1; |
| private int _nullLobId = 2; |
| private int _nullBlobId = 3; |
| private int _nullBothId = 4; |
| |
| QueryBuilder qb = null; |
| |
| @Override |
| public void setUp() { |
| super.setUp(BlobEntity.class, RETAIN_DATA); |
| cleanup(); |
| populate(); |
| qb = emf.getDynamicQueryBuilder(); |
| } |
| |
| protected void cleanup() { |
| EntityManager em = emf.createEntityManager(); |
| em.getTransaction().begin(); |
| em.createQuery("DELETE from BlobEntity").executeUpdate(); |
| em.getTransaction().commit(); |
| em.close(); |
| } |
| |
| protected void populate() { |
| EntityManager em = emf.createEntityManager(); |
| EntityTransaction tran = em.getTransaction(); |
| tran.begin(); |
| |
| BlobEntity be = new BlobEntity(); |
| be.setId(_populatedId); |
| be.setLobField("abcdef"); |
| be.setBlobField("abcdef".getBytes()); |
| em.persist(be); |
| |
| be = new BlobEntity(); |
| be.setId(_nullLobId); |
| be.setLobField(null); |
| be.setBlobField("abcdef".getBytes()); |
| em.persist(be); |
| |
| be = new BlobEntity(); |
| be.setId(_nullBlobId); |
| be.setLobField("abcdef"); |
| be.setBlobField(null); |
| em.persist(be); |
| |
| be = new BlobEntity(); |
| be.setId(_nullBothId); |
| be.setLobField(null); |
| be.setBlobField(null); |
| em.persist(be); |
| |
| tran.commit(); |
| em.close(); |
| } |
| |
| public void testNotNullBlobQuery() { |
| EntityManager em = emf.createEntityManager(); |
| TypedQuery<Integer> q = |
| em.createQuery("SELECT e.id FROM BlobEntity e where e.blobField IS NOT NULL", Integer.class); |
| |
| List<Integer> ids = q.getResultList(); |
| assertTrue(ids.contains(_populatedId)); |
| assertTrue(ids.contains(_nullLobId)); |
| assertFalse(ids.contains(_nullBlobId)); |
| assertFalse(ids.contains(_nullBothId)); |
| |
| em.close(); |
| } |
| |
| public void testNullBlobQuery() { |
| EntityManager em = emf.createEntityManager(); |
| TypedQuery<Integer> q = |
| em.createQuery("SELECT e.id FROM BlobEntity e where e.blobField IS NULL", Integer.class); |
| |
| List<Integer> ids = q.getResultList(); |
| assertFalse(ids.contains(_populatedId)); |
| assertFalse(ids.contains(_nullLobId)); |
| assertTrue(ids.contains(_nullBlobId)); |
| assertTrue(ids.contains(_nullBothId)); |
| |
| em.close(); |
| } |
| |
| public void testNotNullLobQuery() { |
| EntityManager em = emf.createEntityManager(); |
| TypedQuery<Integer> q = |
| em.createQuery("SELECT e.id FROM BlobEntity e where e.lobField IS NOT NULL", Integer.class); |
| |
| List<Integer> ids = q.getResultList(); |
| assertTrue(ids.contains(_populatedId)); |
| assertFalse(ids.contains(_nullLobId)); |
| assertTrue(ids.contains(_nullBlobId)); |
| assertFalse(ids.contains(_nullBothId)); |
| |
| em.close(); |
| } |
| |
| public void testNullLobQuery() { |
| EntityManager em = emf.createEntityManager(); |
| TypedQuery<Integer> q = |
| em.createQuery("SELECT e.id FROM BlobEntity e where e.lobField IS NULL", Integer.class); |
| |
| List<Integer> ids = q.getResultList(); |
| assertFalse(ids.contains(_populatedId)); |
| assertTrue(ids.contains(_nullLobId)); |
| assertFalse(ids.contains(_nullBlobId)); |
| assertTrue(ids.contains(_nullBothId)); |
| |
| em.close(); |
| } |
| } |