code: protected boolean handleUnmatchedRequest( final HttpServletRequest request,
                                              final HttpServletResponse response,
                                              final String moduleName,
                                              final String baseUrl,
                                              final List<BindingProperty> computedBindings )
      throws ServletException, IOException
    {
      return false;
    }
docs: Sub-classes can override this method to perform handle the inability to find a matching permutation. In which
  case the method should return true if the response has been handled.