# File lib/action_controller/filters.rb, line 204
      def append_around_filter(*filters)
        conditions = extract_conditions!(filters) 
        for filter in filters.flatten
          ensure_filter_responds_to_before_and_after(filter)
          append_before_filter(conditions || {}) { |c| filter.before(c) }
          prepend_after_filter(conditions || {}) { |c| filter.after(c) }
        end
      end