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package hoteldraft;

import org.hibernate.SessionFactory;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;

/**
 *
 * @author Hala
 */
public class HibernateUtil {

    private static final SessionFactory sessionFactory;

    static {
        try {
            Configuration configuration = new Configuration().configure("/hoteldraft/hibernate.cfg.xml");
            ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();
            configuration.addAnnotatedClass(Employees.class);
            configuration.addAnnotatedClass(Reservation.class);
            configuration.addAnnotatedClass(Services.class);
            configuration.addAnnotatedClass(Rooms.class);
            configuration.addAnnotatedClass(History.class);
            sessionFactory = configuration.buildSessionFactory(serviceRegistry);
        } catch (Throwable ex) {
            System.err.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }

    public static SessionFactory getSessionFactory() {
        return sessionFactory;
    }
}