| /* |
| * 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.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 updating a non-read-only object which has a reference to a read-only object. |
| * <p> |
| * <b>Responsibilities</b>: |
| * <ul> |
| * <li> Verify that modifications to the non-read-only object get written to the database. |
| * </ul> |
| */ |
| public class ReadOnlyClassUpdateTestCase extends AutoVerifyTestCase { |
| public Address address; |
| Country originalCountry; |
| |
| public ReadOnlyClassUpdateTestCase() { |
| super(); |
| } |
| |
| @Override |
| public void reset() { |
| getSession().getProject().setDefaultReadOnlyClasses(new Vector()); |
| |
| rollbackTransaction(); |
| getSession().getIdentityMapAccessor().initializeIdentityMaps(); |
| |
| /* // Reset the address that was changed. |
| Vector readOnlyClasses = new Vector(); |
| readOnlyClasses.addElement(Country.class); |
| UnitOfWork uow = getSession().acquireUnitOfWork(); |
| uow.setReadOnlyClasses(readOnlyClasses); |
| |
| Address cloneAddress = (Address) uow.registerObject(address); |
| cloneAddress.setCountry(originalCountry); |
| uow.commit(); |
| */ |
| /* getAbstractSession().beginTransaction(); |
| address.setCountry(originalCountry); |
| getAbstractSession().updateObject(address); |
| getAbstractSession().commitTransaction(); |
| */ |
| } |
| |
| /** |
| * 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); |
| } |
| |
| @Override |
| protected void setup() { |
| beginTransaction(); |
| } |
| |
| @Override |
| 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); |
| |
| // Read in an existing Address. |
| ExpressionBuilder expBuilder = new ExpressionBuilder(); |
| Expression exp = expBuilder.get("country").get("name").equal("United Kingdom"); |
| address = (Address)uow.readObject(Address.class, exp); |
| Address addressClone = (Address)uow.registerObject(address); |
| originalCountry = addressClone.getCountry(); |
| |
| // Change the Address' Country. |
| Country aCountry; |
| do { |
| aCountry = (Country)selectRandom(countries); |
| } while (address.getCountry().equals(aCountry)); |
| addressClone.setCountry(aCountry); |
| |
| // Commit the unit of work |
| uow.commit(); |
| } |
| |
| @Override |
| protected void verify() { |
| 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 update of a non-read-only object referring to a read-only object failed. We should be able to do this!"); |
| } |
| } |
| } |