| /* |
| * 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.optimisticlocking; |
| |
| import org.eclipse.persistence.descriptors.ClassDescriptor; |
| import org.eclipse.persistence.internal.sessions.AbstractSession; |
| import org.eclipse.persistence.internal.sessions.MergeManager; |
| import org.eclipse.persistence.internal.sessions.UnitOfWorkChangeSet; |
| import org.eclipse.persistence.sessions.*; |
| import org.eclipse.persistence.testing.framework.*; |
| import org.eclipse.persistence.testing.models.optimisticlocking.*; |
| |
| /** |
| * Test the optimistic locking feature by removing an underlying row from |
| * the database. |
| */ |
| public class ChangeSetOptimisticLockingInsertTest extends AutoVerifyTestCase { |
| protected UnitOfWork uow; |
| protected Object originalObject; |
| protected Class domainClass; |
| |
| public ChangeSetOptimisticLockingInsertTest(Class aClass) { |
| setName(getName() + "(" + aClass + ")"); |
| domainClass = aClass; |
| setDescription("This test verifies that a changeset gets the correct writelock value"); |
| } |
| |
| @Override |
| protected void setup() { |
| // Force changes sets for new objects. |
| ClassDescriptor.shouldUseFullChangeSetsForNewObjects = true; |
| beginTransaction(); |
| uow = getSession().acquireUnitOfWork(); |
| originalObject = uow.readObject(domainClass); |
| } |
| |
| @Override |
| public void reset() { |
| // Reset force changes sets for new objects. |
| ClassDescriptor.shouldUseFullChangeSetsForNewObjects = false; |
| rollbackTransaction(); |
| getSession().getIdentityMapAccessor().initializeIdentityMaps(); |
| } |
| |
| @Override |
| public void test() { |
| try { |
| originalObject = domainClass.getConstructor().newInstance(); |
| } catch (Exception ex) { |
| throw new TestErrorException("Failed to run test. Unable to get new instance. " + ex.toString()); |
| } |
| ((LockObject)originalObject).value = "Time:" + System.currentTimeMillis(); |
| uow.registerObject(originalObject); |
| uow.commit(); |
| } |
| |
| @Override |
| protected void verify() { |
| try { |
| MergeManager mergeManager = new MergeManager((AbstractSession)getSession()); |
| mergeManager.mergeIntoDistributedCache(); |
| mergeManager.mergeChangesFromChangeSet((UnitOfWorkChangeSet)uow.getUnitOfWorkChangeSet()); |
| } catch (NullPointerException ex) { |
| throw new TestErrorException("Threw nullpointer exception when attempting to remotely merge new object"); |
| } |
| } |
| } |