SessionManager.SessionManager.java Source code

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Here is the source code for SessionManager.SessionManager.java

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package SessionManager;

import java.util.Properties;
import org.hibernate.HibernateException;
import org.hibernate.MappingException;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import org.hibernate.Session;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;

/**
 *
 * @author jomendez
 */
public abstract class SessionManager {

    // Instancia un objeto del tipo Configuration
    static Configuration config = new Configuration();
    static SessionFactory factory;

    /**
     * Creates a new instance of EducacionITSessionManager
     */
    public SessionManager() {
    }

    public static Session getSession() throws HibernateException {

        // Registra los mappers en la configuracion
        registerMappers(config);

        // Establece las propiedades de configuracion
        config.setProperties(getHibernateProperties());

        // Guarda la fabrica de sesiones
        StandardServiceRegistryBuilder builder = new StandardServiceRegistryBuilder()
                .applySettings(config.getProperties());
        factory = config.buildSessionFactory(builder.build());

        // Retorna una sesion de trabajo
        return factory.openSession();

    }

    public static void ShutDown() {
        try {
            factory.close();
            StandardServiceRegistryBuilder.destroy(factory.getSessionFactoryOptions().getServiceRegistry());
            //Seems like a bug, we need to explicitly destroy service registry!!
        } catch (Throwable t) {
            System.err.println("Exception while closing session factory: " + t);
        }

    }

    private static Properties getHibernateProperties() {
        // Instancia un objeto del tipo Properties
        Properties props = new Properties();

        // Establece el driver de conexion dependiente del RDBMS
        props.put("hibernate.connection.driver_class", "com.mysql.jdbc.Driver");

        // Establece la url de conexion dependiente del RDBMS
        props.put("hibernate.connection.url", "jdbc:mysql://190.228.29.58:3306/clubm_bd");

        // Establece el usuario
        props.put("hibernate.connection.username", "user_clubmasco");

        // Establece la clave
        props.put("hibernate.connection.password", "Clubmascotero1");

        // Establece el dialecto a utilizar
        props.put("hibernate.dialect", "org.hibernate.dialect.MySQLDialect");

        // Establece el uso de logging, deber existir el archivo log4j.properties
        props.put("hibernate.show_sql", "true");

        // Retorna las propiedades
        return props;

    }

    private static void registerMappers(Configuration config) throws MappingException {
        config.addAnnotatedClass(objetos.Usuario.class);
    }
}