code: @Override
      protected void prepareResponse(HttpServletRequest request, HttpServletResponse response) {
          response.setContentType(getContentType());
          response.setCharacterEncoding("UTF-8");
          if (disableCaching) {
              response.addHeader("Pragma", "no-cache");
              response.addHeader("Cache-Control", "no-cache, no-store, max-age=0");
              response.addDateHeader("Expires", 1L);
          }
      }
docs: {@inheritDoc}