HibernateUtils

public class HibernateUtils {
	
	private static SessionFactory factory;
	
	private HibernateUtils() {}
	
	static {
		Configuration cfg = new Configuration().configure();
		factory = cfg.buildSessionFactory();
	}
	
	public static SessionFactory getSessionFactory() {
		return factory;
	}
	
	public static Session getSession() {
		return factory.openSession();
	} 
	
	public static void closeSession(Session session) {
		if (session != null) {
			if (session.isOpen()) {
				session.close();
			}	
		}
	}
}