/******************************************************************************* | |
* 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 org.eclipse.persistence.sessions.*; | |
import org.eclipse.persistence.expressions.*; | |
import org.eclipse.persistence.testing.models.mapping.*; | |
import org.eclipse.persistence.testing.framework.AutoVerifyTestCase; | |
import org.eclipse.persistence.testing.framework.TestErrorException; | |
/** | |
* <p> | |
* <b>Purpose</b>: Test updating a non-read-only object which has a reference to a read-only | |
* object which refers back to the non-read-only object. | |
* <p> | |
* <b>Responsibilities</b>: | |
* <ul> | |
* <li> Verify that modifications to the read-only objects do not get written to the database. | |
* </ul> | |
*/ | |
public class ReadOnlyClassManyToManyTestCase extends AutoVerifyTestCase { | |
public Employee originalEmployee; | |
UnitOfWork uow; | |
Phone originalPhone; | |
String origAreaCode; | |
public ReadOnlyClassManyToManyTestCase() { | |
super(); | |
} | |
public void reset() { | |
originalPhone.areaCode = origAreaCode; | |
rollbackTransaction(); | |
getSession().getIdentityMapAccessor().initializeIdentityMaps(); | |
} | |
protected void setup() { | |
beginTransaction(); | |
originalEmployee = (Employee)getSession().readObject(Employee.class); | |
originalPhone = (Phone)originalEmployee.getPhoneNumbers().firstElement(); | |
origAreaCode = originalPhone.areaCode; | |
uow = getSession().acquireUnitOfWork(); | |
uow.addReadOnlyClass(Phone.class); | |
Employee cloneEmp = (Employee)uow.registerObject(originalEmployee); | |
// Change the one of the Employee's Phones and one of the Shipments. | |
((Phone)cloneEmp.getPhoneNumbers().firstElement()).setAreaCode("000"); | |
} | |
protected void test() { | |
uow.commit(); | |
} | |
protected void verify() { | |
getSession().getIdentityMapAccessor().initializeIdentityMaps(); | |
// Get the version from the database and compare to the original. | |
ExpressionBuilder expBuilder = new ExpressionBuilder(); | |
Expression exp = expBuilder.get("id").equal(originalPhone.id); | |
Phone dbPhone = (Phone)getSession().readObject(Phone.class, exp); | |
if (!origAreaCode.equals(dbPhone.areaCode)) { | |
throw new TestErrorException("We succeed in changing a read-only objects in a logical 1:M implemented with a M:M mapping. This is very bad!"); | |
} | |
} | |
} |