it.cnr.ilc.lc.hibernatesearchtest.HibernateUtil.java Source code

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Here is the source code for it.cnr.ilc.lc.hibernatesearchtest.HibernateUtil.java

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package it.cnr.ilc.lc.hibernatesearchtest;

/**
 *
 * @author simone
 */
import java.util.Properties;

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

/**
 * Contains utility methods 
 * 
 * @author srccodes.com
 * @version 1.0
 *
 */
public class HibernateUtil {

    private static SessionFactory sessionFactory = null;
    private static ServiceRegistry serviceRegistry = null;

    private static SessionFactory configureSessionFactory() throws HibernateException {
        Configuration configuration = new Configuration();
        configuration.configure();

        Properties properties = configuration.getProperties();

        serviceRegistry = new StandardServiceRegistryBuilder().applySettings(properties).build();
        sessionFactory = configuration.buildSessionFactory(serviceRegistry);

        return sessionFactory;
    }

    // We need to configure session factory once. 
    // Rest of the time we will get session using the same.
    static {
        configureSessionFactory();
    }

    private HibernateUtil() {
    }

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