/** The key of the configuration. e.g. UTF-8 */
    String CRAWLER_DOCUMENT_SITE_ENCODING = "crawler.document.site.encoding";

    /** The key of the configuration. e.g. unknown */
    String CRAWLER_DOCUMENT_UNKNOWN_HOSTNAME = "crawler.document.unknown.hostname";

    /** The key of the configuration. e.g. false */
    String CRAWLER_DOCUMENT_USE_SITE_ENCODING_ON_ENGLISH = "crawler.document.use.site.encoding.on.english";

(this._months)),e){case"week":return a/7+s/6048e5;case"day":return a+s/864e5;case"hour":return 24*a+s/36e5;case"minute":return 1440*a+s/6e4;case"second":return 86400*a+s/1e3;case"millisecond":return Math.floor(864e5*a)+s;default:throw new Error("Unknown unit "+e)}},Rt.asMilliseconds=kt,Rt.asSeconds=pt,Rt.asMinutes=Dt,Rt.asHours=Tt,Rt.asDays=gt,Rt.asWeeks=wt,Rt.asMonths=vt,Rt.asYears=St,Rt.valueOf=function(){return this.isValid()?this._milliseconds+864e5*this._days+this._months%12*2592e6+31536e6*...