SessionFactoryBuilder.java Source code

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Here is the source code for SessionFactoryBuilder.java

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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;

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

    private static SessionFactory sessionFactory = buildSessionFactory();

    protected 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 {
            sessionFactory = new MetadataSources(registry).buildMetadata().buildSessionFactory();
        } catch (Exception e) {
            // The registry would be destroyed by the SessionFactory, but we had trouble building the SessionFactory
            // so destroy it manually.
            StandardServiceRegistryBuilder.destroy(registry);

            throw new ExceptionInInitializerError("Initial SessionFactory failed" + e);
        }
        return sessionFactory;
    }

    public static SessionFactory getSessionFactory() {
        return sessionFactory;
    }

    public static void shutdown() {
        // Close caches and connection pools
        getSessionFactory().close();
    }
}