@Override
  public String intercept(ActionInvocation actionInvocation) throws Exception {
    Map<String, Object> session = actionInvocation.getInvocationContext().getSession();
    User user = (User) session.get(GlobalNames.USER);

    if (user == null) {
      return Action.LOGIN;
    } else {
      if (rol != null) {
        if (!user.getLevel().toString().equals("GOD")) {
          if (rol.equals("GOD")) {
            return Action.ERROR;
          }
          if (rol.equals("ADMIN") && !(user.getLevel().toString().equals("ADMIN"))) {
            return Action.ERROR;
          }
        }
      }
      Action action = (Action) actionInvocation.getAction();

      if (action instanceof UserAware) {
        ((UserAware) action).setUser(user);
      }
    }

    return actionInvocation.invoke();
  }
  public String execute() throws InstanceNotFoundException {

    user = panService.findUser(id);

    if (user.getLevel() != Level.GOD) {
      user.setLevel(Level.DISABLED);
    }

    panService.updateUser(user);

    return SUCCESS;
  }