/******************************************************************************* | |
* 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.readonly; | |
import java.util.*; | |
import org.eclipse.persistence.sessions.*; | |
import org.eclipse.persistence.expressions.*; | |
import org.eclipse.persistence.testing.models.readonly.Country; | |
import org.eclipse.persistence.testing.models.readonly.Address; | |
import org.eclipse.persistence.testing.framework.AutoVerifyTestCase; | |
import org.eclipse.persistence.testing.framework.TestErrorException; | |
/** | |
* <p> | |
* <b>Purpose</b>: Test inserting a non-read-only object which refers to a read-only object. | |
* <p> | |
* <b>Responsibilities</b>: | |
* <ul> | |
* <li> Register an non-read-only object with a UnitOfWork. | |
* <li> Assign a read-only object to the non-read-only object. | |
* <li> Insert the non-read-only object in the database. | |
* <li> Verify that the non-read-only object was correctly inserted. | |
* </ul> | |
*/ | |
public class ReadOnlyClassInsertTestCase extends AutoVerifyTestCase { | |
public Address address; | |
public ReadOnlyClassInsertTestCase() { | |
super(); | |
} | |
public void reset() { | |
getSession().getProject().setDefaultReadOnlyClasses(new Vector()); | |
rollbackTransaction(); | |
getSession().getIdentityMapAccessor().initializeIdentityMaps(); | |
} | |
/** | |
* Return a random element of aVector. Return null if the Vector is empty. | |
*/ | |
protected Object selectRandom(Vector aVector) { | |
if (aVector.isEmpty()) { | |
return null; | |
} | |
int size = aVector.size(); | |
Random aRandom = new Random(); | |
int index = Math.abs(aRandom.nextInt()) % size; | |
return aVector.elementAt(index); | |
} | |
protected void setup() { | |
beginTransaction(); | |
} | |
protected void test() { | |
// Have the countries standing by, outside the unit of work. | |
Vector countries = getSession().readAllObjects(Country.class); | |
// Acquire a unit of work with a class read-only. | |
Vector readOnlyClasses = new Vector(); | |
readOnlyClasses.addElement(Country.class); | |
UnitOfWork uow = getSession().acquireUnitOfWork(); | |
uow.removeAllReadOnlyClasses(); | |
uow.addReadOnlyClasses(readOnlyClasses); | |
// Create and register a new object. | |
address = new Address(); | |
Address addressClone = (Address)uow.registerObject(address); | |
// Make changes to address. (Simulate editing the address in a GUI). | |
addressClone.setStreetAddress("1203 Southport Drive"); | |
addressClone.setCity("Ottawa"); | |
addressClone.setZipCode("K1R 5N2"); | |
// Add the Country object which is from the parent session, | |
// and not registered in this uow. | |
addressClone.setCountry((Country)selectRandom(countries)); | |
uow.commit(); | |
} | |
protected void verify() { | |
getSession().getIdentityMapAccessor().removeFromIdentityMap(address); | |
// Get the version from the database. | |
ExpressionBuilder expBuilder = new ExpressionBuilder(); | |
Expression exp = expBuilder.get("streetAddress").equal(address.getStreet()); | |
Address dbAddress = (Address)getSession().readObject(Address.class, exp); | |
if (!address.equals(dbAddress)) { | |
throw new TestErrorException("The insert of a non-read-only object referring to a read-only object failed. We should be able to do this!"); | |
} | |
} | |
} |