HibernateUtil.java

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package hibernate;


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

/**
 * Hibernate Utility class with a convenient method to get Session Factory object.
 *
 * @author Shirkit
 */
public class HibernateUtil {
    private static final SessionFactory sessionFactory;

    static {
        try {
            // Create the SessionFactory from standard (hibernate.cfg.xml) 
            // config file.

            AnnotationConfiguration cfg = new AnnotationConfiguration();
            cfg = (AnnotationConfiguration) cfg.configure();
            cfg.addAnnotatedClass(business.Mod.class);

            sessionFactory = cfg.buildSessionFactory();
        } catch (Throwable ex) {
            // Log the exception. 
            System.err.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }

    public static SessionFactory getSessionFactory() {
        return sessionFactory;
    }

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