# File lib/apipie_bindings/api.rb, line 226
    def update_cache(cache_name)
      if !cache_name.nil? && (cache_name != @apidoc_cache_name)
        clean_cache
        log.debug "Cache expired. (#{@apidoc_cache_name} -> #{cache_name})"
        @apidoc_cache_name = cache_name
      end
    end