package com.rosetta.im.database;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;

public class HibernateUtil {
    private static final SessionFactory sessionFactory;

    static {
        try {
            sessionFactory = new Configuration().configure().buildSessionFactory();
        } catch (Exception e) {
            throw new ExceptionInInitializerError("Error initializing Hibernate: " + e.getMessage());
        }
    }

    public static SessionFactory getSessionFactory() {
        return sessionFactory;
    }

    public static Session getCurrentSession() {
        return sessionFactory.getCurrentSession();
    }

    public static Session openSession() {
        return sessionFactory.openSession();
    }

    public static void shutdown() {
        sessionFactory.close();
    }
}