How to use

setOutputHighlightOnly

method

in

de.l3s.boilerpipe.sax.HTMLHighlighter

private HTMLHighlighter(final boolean extractHTML) {
  if (extractHTML) {
    setOutputHighlightOnly(true);
    setExtraStyleSheet("");
    setPreHighlight("");
    setPostHighlight("");
  }
}

private HTMLHighlighter(final boolean extractHTML) {
  if (extractHTML) {
    setOutputHighlightOnly(true);
    setExtraStyleSheet("\n<style type=\"text/css\">\n"
        + "A:before { content:' '; } \n" //
        + "A:after { content:' '; } \n" //
        + "SPAN:before { content:' '; } \n" //
        + "SPAN:after { content:' '; } \n" //
        + "</style>\n");
    setPreHighlight("");
    setPostHighlight("");
  }
}

private HTMLHighlighter(final boolean extractHTML) {
  if (extractHTML) {
    setOutputHighlightOnly(true);
    setExtraStyleSheet("\n<style type=\"text/css\">\n"
        + "A:before { content:' '; } \n" //
        + "A:after { content:' '; } \n" //
        + "SPAN:before { content:' '; } \n" //
        + "SPAN:after { content:' '; } \n" //
        + "</style>\n");
    setPreHighlight("");
    setPostHighlight("");
  }
}

private HTMLHighlighter(final boolean extractHTML) {
  if (extractHTML) {
    setOutputHighlightOnly(true);
    setExtraStyleSheet("\n<style type=\"text/css\">\n"
        + "A:before { content:' '; } \n" //
        + "A:after { content:' '; } \n" //
        + "SPAN:before { content:' '; } \n" //
        + "SPAN:after { content:' '; } \n" //
        + "</style>\n");
    setPreHighlight("");
    setPostHighlight("");
  }
}

/**
 * returns the article from an document with its basic html structure. 
 * 
 * @param HTMLDocument
 * @param URI the uri from the document for resolving the relative anchors in the document to absolute anchors
 * @return String
 */
public String process(HTMLDocument htmlDoc, URI docUri, final BoilerpipeExtractor extractor) {
  final HTMLHighlighter hh = HTMLHighlighter.newExtractingInstance();
  hh.setOutputHighlightOnly(true);
  TextDocument doc;
  String text = "";
  try {
    doc = new BoilerpipeSAXInput(htmlDoc.toInputSource()).getTextDocument();
    extractor.process(doc);
    final InputSource is = htmlDoc.toInputSource();
    text = hh.process(doc, is);
  } catch (Exception ex) {
    return null;
  }
  return removeNotAllowedTags(text, docUri);
}