| /* |
| * 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.performance.reading; |
| |
| import java.util.*; |
| |
| import org.eclipse.persistence.queries.ReadAllQuery; |
| import org.eclipse.persistence.testing.models.performance.toplink.*; |
| import org.eclipse.persistence.testing.tests.performance.PerformanceTest; |
| |
| /** |
| * This tests the performance of read-all queries. |
| * Its purpose is to compare the test result with previous release/label results. |
| * It also provides a useful test for profiling performance. |
| */ |
| public class ReadAllCompletelyBatchedEmployeeTest extends PerformanceTest { |
| public ReadAllCompletelyBatchedEmployeeTest() { |
| setDescription("This tests the performance of read-all queries with batch reading."); |
| } |
| |
| /** |
| * Read employee and clear the cache, test database read. |
| */ |
| @Override |
| public void test() throws Exception { |
| super.test(); |
| ReadAllQuery query = new ReadAllQuery(Employee.class); |
| query.addBatchReadAttribute("address"); |
| query.addBatchReadAttribute("manager"); |
| query.addBatchReadAttribute("phoneNumbers"); |
| query.addBatchReadAttribute("managedEmployees"); |
| query.addBatchReadAttribute("projects"); |
| allObjects = (List)getSession().executeQuery(query); |
| for (Iterator iterator = allObjects.iterator(); iterator.hasNext();) { |
| Employee employee = (Employee)iterator.next(); |
| employee.getAddress(); |
| employee.getManager(); |
| employee.getManagedEmployees().size(); |
| employee.getProjects().size(); |
| employee.getPhoneNumbers().size(); |
| } |
| } |
| } |