| /* |
| * 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.sessioncache; |
| |
| import org.eclipse.persistence.internal.identitymaps.IdentityMap; |
| import org.eclipse.persistence.internal.sessions.AbstractSession; |
| import org.eclipse.persistence.expressions.ExpressionBuilder; |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.sessions.UnitOfWork; |
| import org.eclipse.persistence.testing.models.mapping.Employee; |
| import org.eclipse.persistence.testing.models.mapping.Shipment; |
| import org.eclipse.persistence.testing.framework.*; |
| |
| public class ReadReferencedObjectNotInSessionCacheTest extends TestCase { |
| private Employee objectInCache; |
| private int originalSize; |
| |
| public ReadReferencedObjectNotInSessionCacheTest() { |
| setDescription("This test ensures that referenced objects are put in the session cache"); |
| } |
| |
| @Override |
| protected void setup() { |
| checkNoWaitSupported(); |
| |
| // Flush the cache |
| getSession().getIdentityMapAccessor().initializeIdentityMaps(); |
| //now read an Employee so it's in the session cache |
| objectInCache = (Employee)getSession().readObject(Employee.class, new ExpressionBuilder().get("lastName").equal("White")); |
| |
| originalSize = objectInCache.getShipments().size(); |
| getAbstractSession().beginTransaction(); |
| } |
| |
| @Override |
| protected void test() { |
| UnitOfWork uow = getSession().acquireUnitOfWork(); |
| ReadObjectQuery query = new ReadObjectQuery(objectInCache); |
| Employee emp = (Employee)uow.executeQuery(query); |
| |
| ReadObjectQuery query2 = new ReadObjectQuery(Shipment.class); |
| query2.setLockMode(ObjectLevelReadQuery.LOCK_NOWAIT); |
| Shipment comp = (Shipment)uow.executeQuery(query2); |
| |
| emp.getShipments().add(comp); |
| uow.commit(); |
| } |
| |
| @Override |
| protected void verify() { |
| Employee empVerify = (Employee)getSession().readObject(objectInCache); |
| if (empVerify == null) { |
| throw new TestErrorException("Employee should have been in session cache."); |
| } else if (empVerify.getShipments() == null) { |
| throw new TestErrorException("Employee's shipments should not be null."); |
| } else if (empVerify.getShipments().size() != (originalSize + 1)) { |
| throw new TestErrorException("Shipment was not added to Employee."); |
| } |
| |
| //make sure emp.getShipmentsl.zie 1 bigger than originalSize |
| //ensure changes were merged into the session cache |
| IdentityMap im = ((AbstractSession)getSession()).getIdentityMapAccessorInstance().getIdentityMap(Shipment.class); |
| if ((im == null) || (im.getSize() == 0)) { |
| throw new TestErrorException("Shipment should have been put into session cache."); |
| } |
| } |
| |
| @Override |
| public void reset() throws Exception { |
| getAbstractSession().rollbackTransaction(); |
| getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); |
| } |
| } |