/******************************************************************************* | |
* Copyright (c) 1998, 2013 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 v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* 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"); | |
} | |
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(); | |
} | |
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(); | |
} | |
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."); | |
} | |
} | |
public void reset() throws Exception { | |
getAbstractSession().rollbackTransaction(); | |
getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); | |
} | |
} |