| /* |
| * 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.expressions.*; |
| import org.eclipse.persistence.queries.*; |
| import org.eclipse.persistence.descriptors.invalidation.*; |
| import org.eclipse.persistence.testing.framework.*; |
| import org.eclipse.persistence.testing.models.employee.domain.*; |
| |
| /** |
| * Test a check cache only query with Cache Expiry |
| */ |
| public class ReadAllQueryCheckCacheOnlyExpiryTest extends CacheExpiryTest { |
| |
| protected int expectedEmployees = 0; |
| protected Vector returnedEmployees = null; |
| protected Expression employeeExpression = null; |
| |
| public ReadAllQueryCheckCacheOnlyExpiryTest() { |
| setDescription("Test Cache Expiry a with a checkCacheOnly ReadAllQuery."); |
| } |
| |
| @Override |
| public void setup() { |
| super.setup(); |
| getSession().getDescriptor(Employee.class).setCacheInvalidationPolicy(new TimeToLiveCacheInvalidationPolicy(1000000)); |
| getSession().getDescriptor(Address.class).setCacheInvalidationPolicy(new TimeToLiveCacheInvalidationPolicy(1000000)); |
| |
| // Put all employees and addresses in the cache |
| getSession().readAllObjects(Employee.class); |
| getSession().readAllObjects(Address.class); |
| |
| // Read all the male employees from canada as a basis for our results. |
| ExpressionBuilder employee = new ExpressionBuilder(); |
| employeeExpression = employee.get("gender").equal("Male"); |
| employeeExpression = employeeExpression.and(employee.get("address").get("country").equal("Canada")); |
| Vector employees = getSession().readAllObjects(Employee.class, employeeExpression); |
| expectedEmployees = employees.size(); |
| Enumeration employeeEnum = employees.elements(); |
| // trigger indirection on address to allow check cache only query to work |
| while (employeeEnum.hasMoreElements()) { |
| ((Employee)employeeEnum.nextElement()).getAddress(); |
| } |
| |
| // Read all the employees with last name smith |
| ExpressionBuilder smithBuilder = new ExpressionBuilder(); |
| employees = getSession().readAllObjects(Employee.class, smithBuilder.get("lastName").equal("Smith")); |
| // invalidate the smiths. |
| getAbstractSession().getIdentityMapAccessor().invalidateObjects(employees); |
| expectedEmployees -= employees.size(); |
| |
| // invalidate the employees from ontario to test whether we can use expressions |
| // that contain invalid data. |
| ExpressionBuilder address = new ExpressionBuilder(); |
| Expression bcAddresses = address.get("province").equal("ONT"); |
| Vector addresses = getSession().readAllObjects(Address.class, bcAddresses); |
| getAbstractSession().getIdentityMapAccessor().invalidateObjects(addresses); |
| } |
| |
| @Override |
| public void test() { |
| // Execute a read all check cache only query for all the male employees. |
| // It should return only the valid employees in the cache |
| ReadAllQuery query = new ReadAllQuery(Employee.class, employeeExpression); |
| query.checkCacheOnly(); |
| returnedEmployees = (Vector)getSession().executeQuery(query); |
| } |
| |
| @Override |
| public void verify() { |
| if (!(returnedEmployees.size() == expectedEmployees)) { |
| throw new TestErrorException("Check Cache Only Read All Query does not get the correct number" + |
| " of results from the cache"); |
| } |
| } |
| } |