code: public void removeWikiLinkMarkup(StringBuilder article, String title) {
          int bracketStart = article.indexOf("[[");
          boolean includeLinkText = 
              options.contains(CleanerOption.INCLUDE_LINK_TEXT);
          while (bracketStart >= 0) {
              
              // grab the linked article name which is all text to the next ]], or
              // to
              int bracketEnd = article.indexOf("]]", bracketStart);
              // If there wasn't a matching closing bracket (i.e. malformatted
              // wiki), then abort the replacement
              if (bracketEnd < 0)
                  break;
              
              // If the link text is supposed to be included in the document, then
              // strip out the pertinent text.  However, ensure that the link
              // points to an article, which filters out non-content links in the
              // article headers and footers
              if (includeLinkText && 
                  isArticleLink(article.substring(bracketStart+2, 
                                                  bracketEnd), title)) {
  
                  // the link may also have a text description that replaces the
                  // link text, e.g.  [[article title|link text]].
                  int optionalLinkDescriptionStart = 
                      article.indexOf("|", bracketStart);
                  // When selecting the optional text, ensure that the | delimeter
                  // falls within the link structure itself
                  int linkTextStart = 
                      (optionalLinkDescriptionStart >= 0 && 
                       optionalLinkDescriptionStart < bracketEnd)
                      ? optionalLinkDescriptionStart + 1
                      : bracketStart + 2;
                  // Parse out the link text
                  String linkText = article.substring(linkTextStart, bracketEnd);
                  // Then replace the entire link with the desired text
                  article.replace(bracketStart, bracketEnd+2, linkText);
              }
              // If the link text isn't to be used in the document, remove it
              // completely
              else {
                  article.delete(bracketStart, bracketEnd + 2);
              }
              bracketStart = article.indexOf("[[", bracketStart);
          }   
      }
docs: Replace [[link]] tags with link name and track what articles this article
  links to.
  
  @param text The article text to clean and process link structure of.
  
  @return A Duple containing the cleaned text and the outgoing link count.