/*
* Copyright (C) 2015 Arthur Gregorio, AG.Software
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package br.com.webbudget.application.producer;
import br.com.webbudget.application.producer.qualifier.DefaultDatabase;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.inject.Disposes;
import javax.enterprise.inject.Produces;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.PersistenceUnit;
import org.picketlink.annotations.PicketLink;
/**
* Producer de entitymanagers para os recursos do projeto
*
* @author Arthur Gregorio
*
* @version 2.0.0
* @since 2.0.0, 21/05/2015
*/
@ApplicationScoped
public class EntityManagerProducer {
@PersistenceUnit
private EntityManagerFactory factory;
/**
*
* @return
*/
@Produces
@PicketLink
@DefaultDatabase
EntityManager produce() {
return this.factory.createEntityManager();
}
/**
* Encerra um entityManager ja utilizado pelo sistema
*
* @param entityManager o entity manager a ser encerrado
*/
void dispose(@Disposes @DefaultDatabase EntityManager entityManager) {
if (entityManager.isOpen()) {
entityManager.clear();
entityManager.close();
}
}
}