/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.deltaspike.example.tests.persistence.sh;
import org.apache.deltaspike.jpa.api.entitymanager.PersistenceUnitName;
import org.apache.log4j.Logger;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.RequestScoped;
import javax.enterprise.inject.Disposes;
import javax.enterprise.inject.Produces;
import javax.enterprise.inject.Vetoed;
import javax.inject.Inject;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.EntityTransaction;
@ApplicationScoped
@Vetoed
public class ShortPersistence {
@Inject
@PersistenceUnitName("DefaultApp")
private EntityManagerFactory entityManagerFactory;
private final Logger logger = Logger.getLogger(ShortPersistence.class);
@Produces
@RequestScoped
public EntityManager entityManager() {
logger.info("Creating an entity manager.");
EntityManager em = entityManagerFactory.createEntityManager();
EntityTransaction et = em.getTransaction();
et.begin();
return em;
}
public void cleanEM(@Disposes EntityManager entityManager) {
logger.info("Disposing an entity manager "+entityManager);
EntityTransaction et = entityManager.getTransaction();
if(et.getRollbackOnly()) {
et.rollback();
}
else {
et.commit();
}
entityManager.close();
}
}