# File estraierpure.rb, line 563
    def optimize()
      @status = -1
      return false unless @url
      turl = @url + "/optimize"
      reqheads = [ "Content-Type: application/x-www-form-urlencoded" ]
      reqheads.push("Authorization: Basic " + Utility::base_encode(@auth)) if @auth
      rv = Utility::shuttle_url(turl, @pxhost, @pxport, @timeout, reqheads, "", nil, nil)
      @status = rv
      rv == 200
    end