| /* |
| * 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.expressions.Expression; |
| import org.eclipse.persistence.expressions.ExpressionBuilder; |
| import org.eclipse.persistence.queries.ReadObjectQuery; |
| import org.eclipse.persistence.sessions.UnitOfWork; |
| import org.eclipse.persistence.testing.framework.AutoVerifyTestCase; |
| import org.eclipse.persistence.testing.framework.TestErrorException; |
| import org.eclipse.persistence.testing.models.ownership.ObjectA; |
| import org.eclipse.persistence.testing.models.ownership.ObjectB; |
| |
| |
| /** |
| * UnitOfWorkInitializeAllIdentityMapsTest checks the getIdentityMapAccessor().initializeAllIdentityMaps() method. |
| */ |
| public class UnitOfWorkInitializeAllIdentityMapsTest extends AutoVerifyTestCase { |
| // Class members |
| public static final String TEST_NAME = "UnitOfWorkInitializeAllIdentityMapsTest"; |
| public Exception storedException; |
| |
| public UnitOfWorkInitializeAllIdentityMapsTest() { |
| super(); |
| setDescription("UnitOfWorkInitializeAllIdentityMapsTest checks the getIdentityMapAccessor().initializeAllIdentityMaps() method."); |
| } |
| |
| @Override |
| public void reset() { |
| // Initialize Session identitymaps |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| } |
| |
| @Override |
| protected void setup() { |
| // Initialize Session identitymaps |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| } |
| |
| @Override |
| protected void test() { |
| try { |
| // Get a UnitOfWork |
| UnitOfWork uow = getSession().acquireUnitOfWork(); |
| |
| // Read some test objects from the database *through* the UnitOfWork |
| ObjectA testObjectA = (ObjectA)uow.readObject(ObjectA.class); |
| ObjectB testObjectB = (ObjectB)uow.readObject(ObjectB.class); |
| String nameA = testObjectA.name; |
| String nameB = testObjectB.name; |
| |
| // Flush the UnitOfWork cache |
| uow.getIdentityMapAccessor().initializeAllIdentityMaps(); |
| |
| // Do an in-memory query to find the objects in cache. They |
| // should no longer be there, and the query returns null. |
| ExpressionBuilder eb = new ExpressionBuilder(); |
| Expression expressionA = eb.get("name").equal(nameA); |
| Expression expressionB = eb.get("name").equal(nameB); |
| |
| ReadObjectQuery queryA = new ReadObjectQuery(ObjectA.class); |
| ReadObjectQuery queryB = new ReadObjectQuery(ObjectB.class); |
| queryA.checkCacheOnly(); |
| queryA.setSelectionCriteria(expressionA); |
| queryB.checkCacheOnly(); |
| queryB.setSelectionCriteria(expressionB); |
| ObjectA returnObjectA = (ObjectA)uow.executeQuery(queryA); |
| ObjectB returnObjectB = (ObjectB)uow.executeQuery(queryB); |
| |
| // Returned objects should both be null |
| if ((returnObjectA != null) || (returnObjectB != null)) { |
| setStoredException(new TestErrorException("Objects not removed from cache by uow.getIdentityMapAccessor().initializeAllIdentityMaps() : " + |
| TEST_NAME)); |
| return; |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| setStoredException(new TestErrorException("Error using UnitOfWork getIdentityMapAccessor().initializeAllIdentityMaps() : " + |
| TEST_NAME)); |
| return; |
| } |
| } |
| |
| @Override |
| protected void verify() throws Exception { |
| // If any errors, throw them here |
| if (storedException != null) { |
| throw storedException; |
| } |
| } |
| |
| protected void setStoredException(Exception e) { |
| if (storedException == null) { |
| storedException = e; |
| } |
| } |
| }// End Test Case |