package org.sfsoft.hibernate;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
/**
* Clase que facilita el trabajo con Hibernate
* @author Santiago Faci
* @version 1.0
*
*/
public class HibernateUtil {
private static SessionFactory sessionFactory;
private static Session session;
/**
* Crea la factoria de sesiones
*/
public static void buildSessionFactory() {
Configuration configuration = new Configuration();
configuration.configure();
ServiceRegistry serviceRegistry = new ServiceRegistryBuilder().applySettings(
configuration.getProperties()).buildServiceRegistry();
sessionFactory = configuration.buildSessionFactory(serviceRegistry);
}
/**
* Abre una nueva sesi�n
*/
public static void openSession() {
session = sessionFactory.openSession();
}
/**
* Devuelve la sesi�n actual
* @return
*/
public static Session getCurrentSession() {
if (!session.isOpen())
openSession();
return session;
}
/**
* Cierra Hibernate
*/
public static void closeSessionFactory() {
if (session != null)
session.close();
if (sessionFactory != null)
sessionFactory.close();
}
}