public class Tutorial {
   static String bd = "Tutorial";
   static String login = "root";


   static String password = "1234";
   static String url = "jdbc:mysql://localhost/";

    public static void main(String[] args) throws InstantiationException, IllegalAccessException {
      Connection conn = null;

      try {

         Class.forName("com.mysql.jdbc.Driver").newInstance();

         conn = DriverManager.getConnection(url,login,password);

         if (conn != null) {
            System.out.println("Conexión a base de datos "+url+" ... Ok");
            conn.close();
         }
      }
      catch(SQLException ex) {
         System.out.println("Hubo un problema al intentar conectarse con la base de datos "+url);
      }
      catch(ClassNotFoundException ex) {
         System.out.println(ex);
      }

    }
}