/******************************************************************************* | |
* Copyright (c) 1998, 2013 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: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.testing.tests.queries.optimization; | |
import org.eclipse.persistence.testing.models.employee.domain.*; | |
import org.eclipse.persistence.expressions.*; | |
import org.eclipse.persistence.mappings.*; | |
import org.eclipse.persistence.descriptors.*; | |
import org.eclipse.persistence.sessions.*; | |
import org.eclipse.persistence.queries.*; | |
import org.eclipse.persistence.testing.framework.*; | |
/** | |
* This class tests mapping level 1-1 joins with the read-object query. | |
* The join was being ignored for read-object queries in the unit of work. | |
* CR#3823735 | |
*/ | |
public class ReadObjectMappingJoinReadingTest extends org.eclipse.persistence.testing.framework.AutoVerifyTestCase { | |
Employee employee; | |
int oldJoinFetch; | |
protected void setup() { | |
ClassDescriptor descriptor = getSession().getDescriptor(Employee.class); | |
oldJoinFetch = ((OneToOneMapping)descriptor.getMappingForAttributeName("address")).getJoinFetch(); | |
((OneToOneMapping)descriptor.getMappingForAttributeName("address")).useInnerJoinFetch(); | |
descriptor.reInitializeJoinedAttributes(); | |
// Must reset the descriptor's read-object query. | |
ReadObjectQuery readObjectQuery = new ReadObjectQuery(); | |
readObjectQuery.setSelectionCriteria(descriptor.getObjectBuilder().getPrimaryKeyExpression()); | |
descriptor.getQueryManager().setReadObjectQuery(readObjectQuery); | |
employee = (Employee)getSession().readObject(Employee.class); | |
getSession().getIdentityMapAccessor().initializeIdentityMaps(); | |
} | |
protected void test() { | |
UnitOfWork uow = getSession().acquireUnitOfWork(); | |
Expression expression = new ExpressionBuilder().get("id").equal(employee.getId()); | |
employee = (Employee)uow.readObject(Employee.class, expression); | |
} | |
protected void verify() { | |
Employee original = (Employee)getSession().readObject(employee); | |
if (!original.address.isInstantiated()) { | |
throw new TestErrorException("Employee's address was not joined."); | |
} | |
employee.getAddress().getCity(); | |
} | |
public void reset() { | |
ClassDescriptor descriptor = getSession().getDescriptor(Employee.class); | |
((OneToOneMapping)descriptor.getMappingForAttributeName("address")).setJoinFetch(oldJoinFetch); | |
descriptor.reInitializeJoinedAttributes(); | |
// Must reset the descriptor's read-object query. | |
ReadObjectQuery readObjectQuery = new ReadObjectQuery(); | |
readObjectQuery.setSelectionCriteria(descriptor.getObjectBuilder().getPrimaryKeyExpression()); | |
descriptor.getQueryManager().setReadObjectQuery(readObjectQuery); | |
} | |
} |