/*******************************************************************************
* Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* dclarke - Dynamic Persistence
* http://wiki.eclipse.org/EclipseLink/Development/Dynamic
* (https://bugs.eclipse.org/bugs/show_bug.cgi?id=200045)
* mnorman - tweaks to work from Ant command-line,
* get database properties from System, etc.
*
******************************************************************************/
package org.eclipse.persistence.testing.tests.jpa.dynamic.simple.mappings;
//javase imports
//java eXtensions
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
//JUnit4 imports
import org.junit.After;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assume.assumeTrue;
//EclipseLink imports
import org.eclipse.persistence.descriptors.ClassDescriptor;
import org.eclipse.persistence.dynamic.DynamicClassLoader;
import org.eclipse.persistence.dynamic.DynamicEntity;
import org.eclipse.persistence.dynamic.DynamicType;
import org.eclipse.persistence.dynamic.DynamicTypeBuilder;
import org.eclipse.persistence.exceptions.DynamicException;
import org.eclipse.persistence.jpa.JpaHelper;
import org.eclipse.persistence.jpa.dynamic.JPADynamicHelper;
import org.eclipse.persistence.jpa.dynamic.JPADynamicTypeBuilder;
import org.eclipse.persistence.mappings.DirectToFieldMapping;
import org.eclipse.persistence.mappings.OneToOneMapping;
import org.eclipse.persistence.testing.tests.jpa.dynamic.DynamicTestHelper;
import static org.eclipse.persistence.testing.tests.jpa.dynamic.DynamicTestHelper.DYNAMIC_PERSISTENCE_NAME;
public class SimpleTypes_OneToOne {
//test fixtures
static EntityManagerFactory emf = null;
static JPADynamicHelper helper = null;
@BeforeClass
public static void setUp() {
emf = DynamicTestHelper.createEMF(DYNAMIC_PERSISTENCE_NAME);
helper = new JPADynamicHelper(emf);
DynamicClassLoader dcl = helper.getDynamicClassLoader();
Class<?> simpleTypeB = dcl.createDynamicClass("model.SimpleB");
DynamicTypeBuilder bFactory = new JPADynamicTypeBuilder(simpleTypeB, null, "SIMPLE_TYPE_B");
bFactory.setPrimaryKeyFields("SID");
bFactory.addDirectMapping("id", int.class, "SID");
bFactory.addDirectMapping("value1", String.class, "VAL_1");
Class<?> simpleTypeA = dcl.createDynamicClass("model.SimpleA");
DynamicTypeBuilder aFactory = new JPADynamicTypeBuilder(simpleTypeA, null, "SIMPLE_TYPE_A");
aFactory.setPrimaryKeyFields("SID");
aFactory.addDirectMapping("id", int.class, "SID");
aFactory.addDirectMapping("value1", String.class, "VAL_1");
aFactory.addOneToOneMapping("b", bFactory.getType(), "B_FK").setCascadePersist(true);
helper.addTypes(true, true, aFactory.getType(), bFactory.getType());
}
@AfterClass
public static void shutdown() {
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
em.createNativeQuery("DROP TABLE SIMPLE_TYPE_A").executeUpdate();
em.createNativeQuery("DROP TABLE SIMPLE_TYPE_B").executeUpdate();
em.getTransaction().commit();
em.close();
emf.close();
}
@After
public void clearDynamicTables() {
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
em.createQuery("DELETE FROM SimpleA").executeUpdate();
em.createQuery("DELETE FROM SimpleB").executeUpdate();
em.getTransaction().commit();
em.close();
}
@Test
public void verifyConfig() throws Exception {
ClassDescriptor descriptorA = helper.getSession().getClassDescriptorForAlias("SimpleA");
assertNotNull("No descriptor found for alias='SimpleA'", descriptorA);
DynamicType simpleTypeA = helper.getType("SimpleA");
assertNotNull("'SimpleA' EntityType not found", simpleTypeA);
assertEquals(descriptorA, simpleTypeA.getDescriptor());
DirectToFieldMapping a_id = (DirectToFieldMapping)descriptorA.getMappingForAttributeName("id");
assertEquals(int.class, a_id.getAttributeClassification());
DirectToFieldMapping a_value1 = (DirectToFieldMapping)descriptorA.getMappingForAttributeName("value1");
assertEquals(String.class, a_value1.getAttributeClassification());
ClassDescriptor descriptorB = helper.getSession().getClassDescriptorForAlias("SimpleB");
assertNotNull("No descriptor found for alias='SimpleB'", descriptorB);
DynamicType simpleTypeB = helper.getType("SimpleB");
assertNotNull("'SimpleB' EntityType not found", simpleTypeB);
assertEquals(descriptorB, simpleTypeB.getDescriptor());
DirectToFieldMapping b_id = (DirectToFieldMapping)descriptorB.getMappingForAttributeName("id");
assertEquals(int.class, b_id.getAttributeClassification());
DirectToFieldMapping b_value1 = (DirectToFieldMapping)descriptorB.getMappingForAttributeName("value1");
assertEquals(String.class, b_value1.getAttributeClassification());
OneToOneMapping a_b = (OneToOneMapping)descriptorA.getMappingForAttributeName("b");
assertEquals(descriptorB, a_b.getReferenceDescriptor());
}
@Test
public void createSimpleA() {
DynamicType simpleTypeA = helper.getType("SimpleA");
assertNotNull(simpleTypeA);
EntityManager em = emf.createEntityManager();
DynamicEntity simpleInstance = simpleTypeA.newDynamicEntity();
simpleInstance.set("id", 1);
simpleInstance.set("value1", "A1");
em.getTransaction().begin();
em.persist(simpleInstance);
em.getTransaction().commit();
int simpleCount = ((Number) em.createQuery("SELECT COUNT(s) FROM SimpleA s").getSingleResult()).intValue();
assertEquals(1, simpleCount);
em.close();
}
@Test
public void createSimpleB() {
DynamicType simpleTypeB = helper.getType("SimpleB");
assertNotNull(simpleTypeB);
EntityManager em = emf.createEntityManager();
DynamicEntity simpleInstance = simpleTypeB.newDynamicEntity();
simpleInstance.set("id", 1);
simpleInstance.set("value1", "B1");
em.getTransaction().begin();
em.persist(simpleInstance);
em.getTransaction().commit();
int simpleCount = ((Number) em.createQuery("SELECT COUNT(s) FROM SimpleB s").getSingleResult()).intValue();
assertEquals(1, simpleCount);
em.close();
}
@Test
public void createSimpleAwithSimpleB() {
DynamicType simpleTypeA = helper.getType("SimpleA");
assertNotNull(simpleTypeA);
DynamicType simpleTypeB = helper.getType("SimpleB");
assertNotNull(simpleTypeB);
EntityManager em = emf.createEntityManager();
assertNotNull(JpaHelper.getServerSession(emf).getDescriptorForAlias("SimpleB"));
DynamicEntity simpleInstanceB = simpleTypeB.newDynamicEntity();
simpleInstanceB.set("id", 2);
simpleInstanceB.set("value1", "B2");
DynamicEntity simpleInstanceA = simpleTypeA.newDynamicEntity();
simpleInstanceA.set("id", 2);
simpleInstanceA.set("value1", "A2");
simpleInstanceA.set("b", simpleInstanceB);
em.getTransaction().begin();
em.persist(simpleInstanceB);
em.persist(simpleInstanceA);
em.getTransaction().commit();
int simpleCountB = ((Number) em.createQuery("SELECT COUNT(s) FROM SimpleB s").getSingleResult()).intValue();
assertEquals(1, simpleCountB);
int simpleCountA = ((Number) em.createQuery("SELECT COUNT(s) FROM SimpleA s").getSingleResult()).intValue();
assertEquals(1, simpleCountA);
em.close();
}
@Test(expected=DynamicException.class)
public void invalidTypeSet() {
DynamicType simpleTypeA = helper.getType("SimpleA");
assertNotNull(simpleTypeA);
DynamicType simpleTypeB = helper.getType("SimpleB");
assertNotNull(simpleTypeB);
assertNotNull(JpaHelper.getServerSession(emf).getDescriptorForAlias("SimpleB"));
DynamicEntity simpleInstanceB = simpleTypeB.newDynamicEntity();
simpleInstanceB.set("id", 2);
simpleInstanceB.set("value1", "B2");
DynamicEntity simpleInstanceA = simpleTypeA.newDynamicEntity();
simpleInstanceA.set("id", 2);
simpleInstanceA.set("value1", "A2");
simpleInstanceA.set("b", simpleInstanceA);
}
}