public ActionResult Create(CheckinToolViewModel checkin)
        {
            try
            {
                if (!ModelState.IsValid)
                    return View(checkin);

                _checkinToolService.CheckinTool(_checkinToolMapper.CreateCheckinToolViewModelToCheckinTool(checkin));

                return RedirectToAction("Index");
            }
            catch (ObjectNotExistsException<Holder> ex)
            {
                ModelState.AddModelError("HolderNotExists", ex.Message);
                return View();
            }
            catch (ObjectNotExistsException<Tool> ex)
            {
                ModelState.AddModelError("ToolNotExists", ex.Message);
                return View();
            }
            catch (ObjectExistsException<CheckinTool> ex)
            {
                ModelState.AddModelError("DateExists", ex.Message);
                return View();
            }
            catch (CheckinInconsistencyException ex)
            {
                ModelState.AddModelError("DateExists", ex.Message);
                return View();
            }
            catch (CheckinCompanyToCompanyException ex)
            {
                ModelState.AddModelError("HolderNotExists", ex.Message);
                return View();
            }
            catch (CheckinHolderTwiceThenException ex)
            {
                ModelState.AddModelError("HolderNotExists", ex.Message);
                return View();
            }
            catch
            {
                return View();
            }
        }
 //
 // GET: /Stuff/Create
 public ActionResult Create()
 {
     var createCheckinToolViewModel = new CheckinToolViewModel();
     return View(createCheckinToolViewModel);
 }
        public ActionResult Delete(CheckinToolViewModel checkinTool)
        {
            try
            {
                _checkinToolService.DeleteToolCheckin(checkinTool.Id);

                return RedirectToAction("Index");
            }
            catch (CheckinHolderTwiceThenException ex)
            {
                ModelState.AddModelError("HolderNotExists", ex.Message);
                return View(checkinTool);
            }
            catch
            {
                return View();
            }
        }