package com.iluwatar.cqrs.util;

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 final SessionFactory SESSIONFACTORY = buildSessionFactory();

private static SessionFactory buildSessionFactory() {

// A SessionFactory is set up once for an application!

final StandardServiceRegistry registry = new StandardServiceRegistryBuilder().configure() // configures settings //

// from hibernate.cfg.xml

.build();

try {

return new MetadataSources(registry).buildMetadata().buildSessionFactory();

} catch (Throwable ex) {

StandardServiceRegistryBuilder.destroy(registry);

// TODO HibernateUtil : change print with logger

System.err.println("Initial SessionFactory creation failed." + ex);

throw new ExceptionInInitializerError(ex);

}

}

public static SessionFactory getSessionFactory() {

return SESSIONFACTORY;

}

}