| /* |
| * 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.writing; |
| |
| import jakarta.persistence.*; |
| |
| import org.eclipse.persistence.testing.models.jpa.performance2.Employee; |
| import org.eclipse.persistence.testing.framework.*; |
| |
| /** |
| * This test compares the performance of updating Employee. |
| */ |
| public class JPA2UpdateEmployeePerformanceComparisonTest extends PerformanceRegressionTestCase { |
| protected long employeeId; |
| protected String firstName; |
| protected long count; |
| |
| public JPA2UpdateEmployeePerformanceComparisonTest() { |
| setDescription("This test compares the performance of update Employee."); |
| } |
| |
| /** |
| * Get an employee id. |
| */ |
| @Override |
| public void setup() { |
| EntityManager manager = createEntityManager(); |
| Employee employee = (Employee)manager.createQuery("Select e from Employee e").getResultList().get(0); |
| this.employeeId = employee.getId(); |
| this.firstName = employee.getFirstName(); |
| this.count = 0; |
| manager.close(); |
| } |
| |
| /** |
| * Update employee. |
| */ |
| @Override |
| public void test() throws Exception { |
| EntityManager manager = createEntityManager(); |
| manager.getTransaction().begin(); |
| Employee employee = manager.getReference(Employee.class, this.employeeId); |
| count++; |
| employee.setFirstName(this.firstName + count); |
| try { |
| manager.getTransaction().commit(); |
| } catch (Exception exception) { |
| employee = manager.getReference(Employee.class, this.employeeId); |
| manager.refresh(employee); |
| } |
| manager.close(); |
| } |
| } |