| /* |
| * 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.unitofwork; |
| |
| import org.eclipse.persistence.queries.ReadObjectQuery; |
| import org.eclipse.persistence.sessions.Session; |
| import org.eclipse.persistence.sessions.UnitOfWork; |
| import org.eclipse.persistence.testing.framework.TestErrorException; |
| import org.eclipse.persistence.testing.models.employee.domain.Employee; |
| import org.eclipse.persistence.testing.models.employee.domain.SmallProject; |
| |
| |
| /** |
| * Test that merging changes in a unit of work works successfully. |
| * References: CR 2188. |
| */ |
| public class CollectionMappingMergeObjectTest extends org.eclipse.persistence.testing.framework.AutoVerifyTestCase { |
| Exception e; |
| |
| public CollectionMappingMergeObjectTest() { |
| setDescription("Test that merging changes in a unit of work works successfully."); |
| } |
| |
| @Override |
| public void setup() { |
| // |
| getAbstractSession().beginTransaction(); |
| } |
| |
| @Override |
| public void reset() { |
| // |
| getAbstractSession().rollbackTransaction(); |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| e = null; |
| } |
| |
| @Override |
| public void test() { |
| // |
| Session session = getSession(); |
| session.getIdentityMapAccessor().initializeIdentityMaps(); |
| |
| UnitOfWork uow1 = session.acquireUnitOfWork(); |
| Employee emp = new Employee(); |
| emp = (Employee)uow1.registerObject(emp); |
| uow1.commitAndResume(); |
| ReadObjectQuery readObjectQuery = new ReadObjectQuery(emp); |
| readObjectQuery.refreshIdentityMapResult(); |
| readObjectQuery.dontCascadeParts(); |
| session.executeQuery(readObjectQuery); |
| |
| UnitOfWork uow2 = session.acquireUnitOfWork(); |
| SmallProject small = new SmallProject(); |
| small = (SmallProject)uow2.registerObject(small); |
| uow2.commitAndResume(); |
| |
| readObjectQuery = new ReadObjectQuery(small); |
| readObjectQuery.refreshIdentityMapResult(); |
| readObjectQuery.dontCascadeParts(); |
| session.executeQuery(readObjectQuery); |
| |
| small = (SmallProject)session.readObject(small); |
| small = (SmallProject)uow1.registerObject(small); |
| emp.addProject(small); |
| |
| try { |
| uow1.commit(); |
| } catch (Exception e) { |
| this.e = e; |
| throw new TestErrorException("An exception should not have been thrown when commiting a unit of work."); |
| } |
| } |
| |
| @Override |
| public void verify() { |
| // |
| if (e != null) { |
| throw new TestErrorException("An exception should not have been thrown when commiting a unit of work: " + |
| e.toString()); |
| } |
| } |
| } |