| /* |
| * 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.conf; |
| |
| import javax.persistence.EntityManager; |
| |
| import org.apache.openjpa.lib.conf.Value; |
| import org.apache.openjpa.meta.ClassMetaData; |
| import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI; |
| import org.apache.openjpa.persistence.datacache.common.apps.PObject; |
| import org.apache.openjpa.persistence.test.SingleEMFTestCase; |
| |
| /** |
| * Tests dynamic modification of configuration property. |
| * |
| * @author Pinaki Poddar |
| * |
| */ |
| public class TestDynamicConfiguration extends SingleEMFTestCase { |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(PObject.class); |
| } |
| |
| public void testConfigurationIsEqualByValueAndHashCode() { |
| OpenJPAEntityManagerFactorySPI emf1 = createEMF(FRESH_EMF); |
| assertNotNull(emf1); |
| OpenJPAConfiguration conf1 = emf1.getConfiguration(); |
| |
| OpenJPAEntityManagerFactorySPI emf2 = createEMF(FRESH_EMF); |
| assertNotNull(emf2); |
| OpenJPAConfiguration conf2 = emf2.getConfiguration(); |
| |
| try { |
| assertFalse(emf1==emf2); |
| assertFalse(emf1.equals(emf2)); |
| assertFalse(conf1==conf2); |
| assertEquals(conf1, conf2); |
| assertEquals(conf1.hashCode(), conf2.hashCode()); |
| assertEquals(conf1.toProperties(false), conf2.toProperties(false)); |
| } finally { |
| clear(emf1); |
| closeEMF(emf1); |
| clear(emf2); |
| closeEMF(emf2); |
| } |
| } |
| |
| public void testConfigurationIsReadOnlyAfterFirstConstruction() { |
| OpenJPAConfiguration conf = emf.getConfiguration(); |
| assertFalse(conf.isReadOnly()); |
| emf.createEntityManager(); |
| assertTrue(conf.isReadOnly()); |
| } |
| |
| public void testNonDynamicValuesCanNotBeChanged() { |
| emf.createEntityManager(); |
| OpenJPAConfiguration conf = emf.getConfiguration(); |
| |
| String oldValue = conf.getConnectionURL(); |
| String newValue = "jdbc://mydb:8087/DBDoesNotExist"; |
| try { |
| conf.setConnectionURL(newValue); |
| fail("Expected exception to modify configuration"); |
| } catch (Exception ex) { // good |
| assertEquals(oldValue, conf.getConnectionURL()); |
| } |
| } |
| |
| public void testDynamicValuesCanBeChanged() { |
| OpenJPAConfiguration conf = emf.getConfiguration(); |
| |
| int oldValue = conf.getLockTimeout(); |
| int newValue = oldValue + 10; |
| |
| conf.setLockTimeout(newValue); |
| assertEquals(newValue, conf.getLockTimeout()); |
| } |
| |
| public void testDynamicValuesAreCorrectlySet() { |
| OpenJPAConfiguration conf = emf.getConfiguration(); |
| |
| Value lockTimeoutValue = conf.getValue("LockTimeout"); |
| assertNotNull(lockTimeoutValue); |
| assertTrue(lockTimeoutValue.isDynamic()); |
| |
| Value connectionURLValue = conf.getValue("ConnectionURL"); |
| assertNotNull(connectionURLValue); |
| assertFalse(connectionURLValue.isDynamic()); |
| } |
| |
| public void testDynamicChangeDoesNotChangeHashCode() { |
| OpenJPAConfiguration conf1 = emf.getConfiguration(); |
| |
| int oldValue = conf1.getLockTimeout(); |
| int newValue = oldValue+10; |
| int oldHash = conf1.hashCode(); |
| conf1.setLockTimeout(newValue); |
| int newHash = conf1.hashCode(); |
| |
| assertEquals(oldHash, newHash); |
| } |
| |
| public void testClassMetaDataRecognizesDataCacheTimeoutValueChange() { |
| OpenJPAConfiguration conf = emf.getConfiguration(); |
| |
| // ensure that PObject is in metadata repository |
| EntityManager em = emf.createEntityManager(); |
| em.getTransaction().begin(); |
| PObject pc = new PObject(); |
| em.persist(pc); |
| |
| int oldValue = conf.getDataCacheTimeout(); |
| |
| ClassMetaData meta = conf.getMetaDataRepositoryInstance() |
| .getCachedMetaData(PObject.class); |
| assertNotNull(meta); |
| assertEquals(oldValue, meta.getDataCacheTimeout()); |
| |
| int newValue = oldValue + 10; |
| conf.setDataCacheTimeout(newValue); |
| assertEquals(newValue, conf.getDataCacheTimeout()); |
| assertEquals(newValue, meta.getDataCacheTimeout()); |
| |
| } |
| } |