/**
  * @param request
  * @return if user is authorized redirect to operations page else redirect to index
  */
 public String opperations(HttpServletRequest request) {
   try {
     this.currentCard = (Card) request.getSession().getAttribute("Card");
     this.transferCards = utils.getTransfer(cardService.getCards(), currentCard.getId());
   } catch (Exception e) {
     return "redirect:/";
   }
   return "redirect:bank/operations";
 }