| /* |
| * 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.identitymaps.cacheinvalidation; |
| |
| import java.util.*; |
| |
| import org.eclipse.persistence.internal.identitymaps.*; |
| import org.eclipse.persistence.internal.sessions.AbstractSession; |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.descriptors.invalidation.*; |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| import org.eclipse.persistence.testing.framework.*; |
| |
| /** |
| * Test ReadAllQuery with Cache Expiry |
| * This test can test both queries that will return valid objects and queries that will return |
| * invalid objects. |
| */ |
| public class CacheExpiryReadAllQueryTest extends CacheExpiryTest { |
| |
| protected boolean shouldExpire = false; |
| protected Vector employeeNames = null; |
| protected Vector queriedEmployees = null; |
| |
| public CacheExpiryReadAllQueryTest(boolean shouldExpire) { |
| setDescription("Test Cache Expiry a read Object Query."); |
| this.shouldExpire = shouldExpire; |
| } |
| |
| @Override |
| public void setup() { |
| super.setup(); |
| // Use time to live expire that create a life long enough for this test to complete |
| getSession().getDescriptor(Employee.class).setCacheInvalidationPolicy(new TimeToLiveCacheInvalidationPolicy(100000)); |
| employeeNames = new Vector(); |
| } |
| |
| @Override |
| public void test() { |
| // Get the names of all the employees |
| Enumeration employees = getSession().readAllObjects(Employee.class).elements(); |
| while (employees.hasMoreElements()) { |
| employeeNames.addElement(((Employee)employees.nextElement()).getFirstName()); |
| } |
| |
| // Changed the names of all the employees in the cache |
| Enumeration<CacheKey> employeeMap = ((AbstractSession)getSession()).getIdentityMapAccessorInstance().getIdentityMap(Employee.class).keys(); |
| while (employeeMap.hasMoreElements()) { |
| Employee employee = (Employee) employeeMap.nextElement().getObject(); |
| employee.setFirstName(employee.getFirstName() + "-mutated"); |
| } |
| |
| // if these employees should expire, invalidate them. |
| if (shouldExpire) { |
| getAbstractSession().getIdentityMapAccessor().invalidateClass(Employee.class); |
| } |
| |
| // Read the employees back. If the employees expired, the original names will come back |
| // with the employees. If the employees did not expire, the mutated names will be in come back |
| // from the cache. |
| ReadAllQuery query = new ReadAllQuery(Employee.class); |
| queriedEmployees = (Vector)getSession().executeQuery(query); |
| } |
| |
| @Override |
| public void verify() { |
| Enumeration queriedResults = queriedEmployees.elements(); |
| while (queriedResults.hasMoreElements()) { |
| Employee employee = (Employee)queriedResults.nextElement(); |
| if (shouldExpire && !employeeNames.contains(employee.getFirstName())) { |
| throw new TestErrorException("Expiring Read All Query did not properly cache results. Please ensure this system is not running " + |
| "with a heavy load prior to filing a bug since the cache expiry tests rely to a certain degree on timing."); |
| } else if (!shouldExpire && employeeNames.contains(employee.getFirstName())) { |
| throw new TestErrorException("Non-Expiring Read All Query did not properly cache results. Please ensure this system is not running " + |
| "with a heavy load prior to filing a bug since the cache expiry tests rely to a certain degree on timing."); |
| } |
| employeeNames.remove(employee.getFirstName()); |
| } |
| } |
| } |