| /* |
| * 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.jpa.performance.reading; |
| |
| import jakarta.persistence.*; |
| |
| import org.eclipse.persistence.config.CacheUsage; |
| import org.eclipse.persistence.config.QueryHints; |
| import org.eclipse.persistence.config.QueryType; |
| import org.eclipse.persistence.testing.models.jpa.performance.*; |
| import org.eclipse.persistence.testing.framework.*; |
| |
| /** |
| * This test compares the performance of read object Address. |
| */ |
| public class JPAReadObjectAddressPerformanceComparisonTest extends PerformanceRegressionTestCase { |
| protected long addressId; |
| |
| public JPAReadObjectAddressPerformanceComparisonTest() { |
| setDescription("This test compares the performance of read object Address."); |
| } |
| |
| /** |
| * Get an address id. |
| */ |
| @Override |
| public void setup() { |
| EntityManager manager = createEntityManager(); |
| addressId = ((Address)manager.createQuery("Select a from Address a").getResultList().get(0)).getId(); |
| manager.close(); |
| } |
| |
| /** |
| * Read address. |
| */ |
| @Override |
| public void test() throws Exception { |
| EntityManager manager = createEntityManager(); |
| manager.getTransaction().begin(); |
| Query query = manager.createQuery("Select a from Address a where a.id = :id"); |
| query.setHint(QueryHints.QUERY_TYPE, QueryType.ReadObject); |
| query.setHint(QueryHints.CACHE_USAGE, CacheUsage.CheckCacheByExactPrimaryKey); |
| query.setParameter("id", this.addressId); |
| Address address = (Address)query.getSingleResult(); |
| address.toString(); |
| manager.getTransaction().commit(); |
| manager.close(); |
| } |
| } |