| /* |
| * 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.inheritance; |
| |
| import org.eclipse.persistence.sessions.*; |
| import org.eclipse.persistence.expressions.*; |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.testing.framework.*; |
| import org.eclipse.persistence.testing.models.inheritance.Dog; |
| import org.eclipse.persistence.testing.models.inheritance.LabradorRetriever; |
| |
| /** |
| * Test to ensure the getCursorSize() method on CursoredStream returns the correct value for |
| * Objects using inheritance and the same table. |
| * @author Tom Ware |
| */ |
| public class CursoredStreamInheritanceTestCase extends TestCase { |
| private int transportId = 0; |
| |
| @Override |
| public void reset() { |
| // Remove the elements that were added for this demo |
| DatabaseSession session = (DatabaseSession)getSession(); |
| UnitOfWork uow = session.acquireUnitOfWork(); |
| uow.deleteObject(LabradorRetriever.example5()); |
| uow.deleteObject(LabradorRetriever.example6()); |
| uow.commit(); |
| } |
| |
| @Override |
| public void setup() { |
| // add some objects to a leaf node of the Dog branch of the inheritance tree |
| DatabaseSession session = (DatabaseSession)getSession(); |
| UnitOfWork uow = session.acquireUnitOfWork(); |
| uow.registerNewObject(LabradorRetriever.example5()); |
| uow.registerNewObject(LabradorRetriever.example6()); |
| uow.commit(); |
| } |
| |
| @Override |
| public void test() { |
| DatabaseSession session = (DatabaseSession)getSession(); |
| ReportQuery query = new ReportQuery(); |
| ExpressionBuilder builder = new ExpressionBuilder(); |
| query.addAttribute("id", builder.get("id")); |
| query.setReferenceClass(Dog.class); |
| query.useCursoredStream(); |
| CursoredStream stream = (CursoredStream)session.executeQuery(query); |
| int size = stream.size(); |
| if (size != 5) { |
| throw new TestErrorException("The CursoredStream should be of size 5 and it is of size " + size + "."); |
| } |
| ; |
| } |
| |
| @Override |
| public void verify() { |
| } |
| } |