code: @Override
      protected void service(HttpServletRequest request, HttpServletResponse response)
          throws ServletException, IOException {
          request.setCharacterEncoding("UTF-8");
  
          KatharsisInvokerContext invokerContext = createKatharsisInvokerContext(request, response);
  
          try {
              getKatharsisInvoker().invoke(invokerContext);
          } catch (KatharsisInvokerException e) {
              log.warn("Katharsis Invoker exception.", e);
              response.setStatus(e.getStatusCode());
          } catch (Exception e) {
              throw new ServletException("Katharsis invocation failed.", e);
          }
      }
docs: {@inheritDoc}