docs: public void printHtmlData(PrintWriter out, InputStream streamIn)
      {
          String str = null;
          if (streamIn != null)
              str = Utility.transferURLStream(null, null, new InputStreamReader(streamIn));
          if ((str == null) || (str.length() == 0))
              str = this.getDefaultXML();
          this.parseHtmlData(out, str);
      }