@RequestMapping(value="/{tripID}/editTravelTrip", method=RequestMethod.POST)
    public String ediTravelTrip(@PathVariable("tripID") String tripID,
            @Valid @ModelAttribute("editTravelTrip") TravelTrip editTravelTrip,
            BindingResult result, Model model){
         
        if (!result.hasErrors()) {
 
            travelTripService.update(Integer.parseInt(tripID), editTravelTrip);
            model.addAttribute("travelTripList", travelTripService.findAll());
            return "redirect:/";
        } else {
            //model.addAttribute("travelTripList", travelTripService.findAll());
            return "editTravelTrip";
 
        }  
    }