configuration. e.g. //LINK[@rel='canonical'][1]/@href */ L419: String CRAWLER_DOCUMENT_HTML_CANONICAL_XPATH = "crawler.document.html.canonical.xpath"; L420: L421: /** The key of the configuration. e.g. noscript,script,style,header,footer,aside,nav,a[rel=nofollow] */ L422: String CRAWLER_DOCUMENT_HTML_PRUNED_TAGS = "crawler.document.html.pruned.tags"; L423: L424: /** The key of the configuration. e.g. 120 */ L425: String CRAWLER_DOCUMENT_HTML_MAX_DIGEST_LENGTH = "crawler.document.htm...