    # File lib/standard/facets/uri.rb, line 170
      def update_request_uri(request, parameters)
        hash = request.parameters.dup()
        hash.update(parameters)

        ## use this in hash_to_querystring.
        query_string = hash.collect { |k, v|
          "#{k}=#{v}"
        }.join(";")

        ## return "#{request.translated_uri}?#{query_string}"
        return "#{request.path}?#{query_string}"
      end