/*******************************************************************************
* Copyright (c) 2015 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 v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Marcel Valovy - initial implementation
******************************************************************************/
package org.eclipse.persistence.testing.perf.beanvalidation;
import org.eclipse.persistence.jpa.PersistenceProvider;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.annotations.TearDown;
import org.openjdk.jmh.infra.Blackhole;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.EntityTransaction;
/**
* Performance baseline for JPA processes using Bean Validation.
* Tests provide comparison in performance of bean validation callbacks occurring during basic JPA mapping
* processes, with objects that are constrained against the same objects that are not constrained.
*
* @author Marcel Valovy
*/
@State(Scope.Benchmark)
public class JPAValidationBenchmark {
private EntityManagerFactory emf;
private EntityManager em;
@Benchmark
public void testJpaAnnotated(Blackhole bh) throws Exception {
final EntityTransaction transaction = em.getTransaction();
transaction.begin();
EmployeeAnnotated employee = new EmployeeAnnotated().withAge(51289).withPersonalName("Robert Paulson")
.withPhoneNumber("(420)333-4444").withId(250);
em.persist(employee);
transaction.rollback();
bh.consume(transaction);
bh.consume(employee);
}
@Benchmark
public void testJpa(Blackhole bh) throws Exception {
final EntityTransaction transaction = em.getTransaction();
transaction.begin();
Employee employee = new Employee().withAge(51289).withPersonalName("Robert Paulson")
.withPhoneNumber("(420)333-4444").withId(250);
em.persist(employee);
transaction.rollback();
bh.consume(transaction);
bh.consume(employee);
}
/**
* Initial setup.
*/
@Setup
public void prepare() throws Exception {
prepareJPA();
}
/**
* Clean-up.
*/
@TearDown
public void tearDown() throws Exception {
emf = null;
em.close();
em = null;
}
private void prepareJPA() throws Exception {
emf = new PersistenceProvider().createEntityManagerFactory("my-app", null);
em = emf.createEntityManager();
}
}