| /* |
| * Copyright (c) 1998, 2021 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 v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // 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; |
| |
| @Override |
| 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(); |
| } |
| |
| @Override |
| protected void test() { |
| UnitOfWork uow = getSession().acquireUnitOfWork(); |
| Expression expression = new ExpressionBuilder().get("id").equal(employee.getId()); |
| employee = (Employee)uow.readObject(Employee.class, expression); |
| } |
| |
| @Override |
| 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(); |
| } |
| |
| @Override |
| 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); |
| } |
| } |