code: public XMLNode parseXML(String root) {
          if (xmlElementsMap.containsKey(root)) {
              return xmlElementsMap.get(root);
          }
          try {
              currentRoot = root;
              isParsing = false;
              SAXParserFactory factory = SAXParserFactory.newInstance();
              SAXParser saxParser = factory.newSAXParser();
              InputStream in = configuration.getBuilderXML();
              saxParser.parse(in, this);
              return xmlElementsMap.get(root);
          } catch (Throwable t) {
              t.printStackTrace();
              throw new DocletAbortException(t);
          }
      }
docs: Parse the XML specifying the layout of the documentation.
  
  @return the list of XML elements parsed.