| /* |
| * 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.aggregate; |
| |
| import java.util.*; |
| |
| import org.eclipse.persistence.exceptions.*; |
| import org.eclipse.persistence.expressions.*; |
| import org.eclipse.persistence.queries.*; |
| |
| import org.eclipse.persistence.testing.framework.*; |
| import org.eclipse.persistence.testing.models.aggregate.*; |
| |
| /** |
| * Test that an Aggregate with a 1:1 relationship and batch reading works correctly |
| * without throwing an InvalidQueryKeyException. |
| * For Bug 5478648 |
| * @author David Minsky |
| */ |
| |
| public class AggregateWithOneToOneRelationshipTest extends AutoVerifyTestCase { |
| |
| public AggregateWithOneToOneRelationshipTest() { |
| super(); |
| setDescription("Test that an Aggregate with a 1:1 relationship with batch reading enabled works."); |
| } |
| |
| @Override |
| public void setup() { |
| getSession().getIdentityMapAccessor().initializeIdentityMaps(); |
| } |
| |
| @Override |
| public void test() { |
| // use the existing Employee example1 object tree |
| Employee example1 = Employee.example1(); |
| |
| ReadAllQuery query = new ReadAllQuery(Employee.class); |
| ExpressionBuilder builder = query.getExpressionBuilder(); |
| Expression expression = builder.get("firstName").equal(example1.getFirstName()); |
| query.setSelectionCriteria(expression); |
| |
| try { |
| // must not throw an exception on read (w/batch reading on 1:1 off Aggregate) |
| Vector employees = (Vector) getSession().executeQuery(query); |
| Iterator iterator = employees.iterator(); |
| while (iterator.hasNext()) { |
| Employee employee = (Employee) iterator.next(); |
| // traverse Aggregate, 1:1 relationships |
| Address addressFromDB = employee.getAddressDescription().getAddress().getValue(); |
| assertNotNull(addressFromDB); |
| } |
| } catch (QueryException qe) { |
| if (qe.getErrorCode() == QueryException.INVALID_QUERY_KEY_IN_EXPRESSION) { |
| throw new TestErrorException("Aggregate with a 1:1 relationship and batch reading failed: " + qe.getMessage(), qe); |
| } else { |
| throw qe; |
| } |
| } |
| } |
| |
| @Override |
| public void reset() { |
| getSession().getIdentityMapAccessor().initializeIdentityMaps(); |
| } |
| |
| } |