br.com.sigcopex.util.HibernateUtil.java Source code

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Here is the source code for br.com.sigcopex.util.HibernateUtil.java

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package br.com.sigcopex.util;

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

/**
 * Hibernate Utility class with a convenient method to get Session Factory
 * object.
 *
 * @author Roberto
 */
public class HibernateUtil {

    private static final SessionFactory sessionFactory = buildSessionFactory();

    private static SessionFactory buildSessionFactory() {
        try {
            // Cria um SessionFactory a partir do hibernate.cfg.xml
            Configuration configuration = new Configuration();
            configuration.configure();

            ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder()
                    .applySettings(configuration.getProperties()).build();

            SessionFactory sessionFactory = configuration.buildSessionFactory(serviceRegistry);

            return sessionFactory;
        } catch (Throwable ex) {
            // Exibe uma mensagem de erro
            System.err.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }

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