| /* |
| * 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; |
| |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| |
| /** |
| * Tests the decoupling of bean-level pessimistic locking and refresh queries. |
| * <p> |
| * |
| * @author smcritch |
| */ |
| public class PessimisticLockRefreshTest extends PessimisticLockFineGrainedTest { |
| |
| public PessimisticLockRefreshTest(short lockMode) { |
| super(lockMode); |
| setDescription("This test verifies the pessimistic locking feature works " + |
| "properly when set on the descriptor. And especially only for queries " + |
| " executed inside a UnitOfWork, not outside. Outside the query should " + |
| " be a regular NO_LOCK query."); |
| } |
| |
| @Override |
| public void test() throws Exception { |
| checkSelectForUpateSupported(); |
| |
| if (this.lockMode == ObjectLevelReadQuery.LOCK_NOWAIT) { |
| checkNoWaitSupported(); |
| } |
| |
| // If this did not work, would have had thrown a fetch out of sequence exception. |
| ReadObjectQuery query = new ReadObjectQuery(Address.class); |
| |
| uow = getSession().acquireUnitOfWork(); |
| |
| Address address = (Address)uow.executeQuery(query); |
| |
| String oldCity = address.getCity(); |
| |
| address.setCity("Naboo"); |
| |
| query.setShouldRefreshIdentityMapResult(true); |
| query.setSelectionObject(address); |
| |
| Address newAddress = (Address)uow.executeQuery(query); |
| |
| strongAssert(newAddress.getCity().equals(oldCity), |
| "A pessimistically locked object could not be refreshed."); |
| |
| |
| // Part II: Now make sure that when lock it for the first time, that |
| // it is refreshed. |
| |
| uow.release(); |
| |
| uow = getSession().acquireUnitOfWork(); |
| query = new ReadObjectQuery(Address.class); |
| query.dontAcquireLocks(); |
| address = (Address)uow.executeQuery(query); |
| |
| address.setCity("Naboo"); |
| |
| query = new ReadObjectQuery(Address.class); |
| query.setSelectionObject(address); |
| |
| newAddress = (Address)uow.executeQuery(query); |
| |
| strongAssert(!newAddress.getCity().equals("Naboo"), |
| "A pessimistically locked object should be refreshed when read for the first time."); |
| } |
| } |