HibernateUtil For 5.x @ PhilChen的學習筆記

HibernateUtil For 5.x

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import org.hibernate.SessionFactory;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.registry.StandardServiceRegistry;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
public class HibernateUtil
{
    private static SessionFactory sessionFactory = createSessionFactory();
    private static SessionFactory createSessionFactory()
    {
        try
        {
            StandardServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().configure().build();
            return new MetadataSources(serviceRegistry).buildMetadata().buildSessionFactory();
        } catch (Exception e)
        {
            e.printStackTrace();
            throw new ExceptionInInitializerError(e);
        }
    }
    public static SessionFactory getSessionFactory()
    {
        return sessionFactory;
    }
    public static void closeSessionFactory()
    {
        if (sessionFactory != null)
        {
            sessionFactory.close();
        }
    }
}