@Override
  public final ResponseInt handleRequest(final RequestInt request) {

    // per richieste di servizi
    if (request.getType().equals(RequestType.SERVICE)) {

      String commandName = request.getRequest();

      if (commandName.equals("login")) {
        return login(request);
      }

      try {
        ResponseInt response = null;
        Command command = commandFactory.getCommand(commandName, request);

        response = command.execute();

        return response;

      } catch (NullPointerException e) {
        e.printStackTrace();
        ApplicationControllerException ex = new ApplicationControllerException(e.getMessage());

        ErrorHandler er = ErrorHandler.getIstance();

        er.processError(ex.getClass(), ex, ErrorHandlerInt.FATAL);
      }

      // Per richieste di interfaccia
    } else if (request.getType().equals(RequestType.UI_VIEW)) {

      switch (request.getRequest()) {
        case "start":
          ComplexResponse<ViewTO> response = new ComplexResponse<ViewTO>();
          ViewTO view = new ViewTO();
          view.scene = dispatcher.start();
          response.addParameter(view);

          return response;
        case "logout":
          logout();
          break;
        default:
          dispatcher.toView(request.getRequest());
      }
    }
    return null;
  }
  /**
   * Effettua il login.
   *
   * @param request Richiesta con parametri per effettuare il login.
   */
  private final ResponseInt login(final RequestInt request) {
    Command command = commandFactory.getCommand("login", request);
    SimpleResponse response = (SimpleResponse) command.execute();

    if (response.getResponse()) {

      command = commandFactory.getCommand("getTipoUtente", request);

      ComplexResponse<AnonimoTO> response2 = (ComplexResponse<AnonimoTO>) command.execute();

      SessionHandler.currentUser = response2.getParameters().get(0).username;

      SessionHandler.currentUserType = response2.getParameters().get(0).tipo;

      SessionHandler.currentAgenziaId = response2.getParameters().get(0).agenziaId;

      // dispatcher.afterLogin();

      switch (response2.getParameters().get(0).tipo) {
        case "operatore":
          SessionHandler.currentStage.close();
          dispatcher.afterLogin("PannelloOperatore");
          break;
        case "manager":
          SessionHandler.currentStage.close();
          dispatcher.afterLogin("PannelloManager");
          break;
        case "admin":
          SessionHandler.currentStage.close();
          dispatcher.afterLogin("PannelloAmministratore");
          break;
        default:
      }
    }

    return response;
  }
 /** Costruttore di default della classe. */
 public ApplicationController() {
   dispatcher = ViewDispatcher.getIstance();
   commandFactory = CommandFactory.getInstance();
 }
 /** Metodo per effettuare il logout. */
 private void logout() {
   SessionHandler.reset();
   dispatcher.logout();
 }