private void appendTag(
     Paragraph tagParagraph, OWLLiteral literal, Color foreground, boolean isSelected) {
   Color tagColor = isSelected ? foreground : Color.GRAY;
   Color tagValueColor = isSelected ? foreground : Color.GRAY;
   if (literal.hasLang()) {
     tagParagraph.append("[language: ", tagColor);
     tagParagraph.append(literal.getLang(), tagValueColor);
     tagParagraph.append("]", tagColor);
   } else if (datatypeRendering == RENDER_DATATYPE_INLINE && !literal.isRDFPlainLiteral()) {
     tagParagraph.append("[type: ", tagColor);
     tagParagraph.append(
         editorKit.getOWLModelManager().getRendering(literal.getDatatype()), tagValueColor);
     tagParagraph.append("]", tagColor);
   }
   //        if (ontology != null) {
   //            tagParagraph.append("    ", foreground);
   //            tagParagraph.append("[in: ", tagColor);
   //            String ontologyRendering = editorKit.getOWLModelManager().getRendering(ontology);
   //            tagParagraph.append(ontologyRendering, tagColor);
   //            tagParagraph.append("]", tagColor);
   //        }
 }
 /**
  * Renders an annotation value that is an OWLLiteral.
  *
  * @param page The page that the value will be rendered into.
  * @param literal The literal to be rendered.
  * @param foreground The default foreground.
  * @param background The default background.
  * @param isSelected Whether or not the cell containing the annotation value is selected.
  * @return A list of paragraphs that represent the rendering of the literal.
  */
 private List<Paragraph> renderLiteral(
     Page page, OWLLiteral literal, Color foreground, Color background, boolean isSelected) {
   String rendering = EscapeUtils.unescapeString(literal.getLiteral()).trim();
   List<Paragraph> result = new ArrayList<>();
   if (rendering.length() > 0) {
     List<LinkSpan> linkSpans = extractLinks(rendering);
     Paragraph literalParagraph = new Paragraph(rendering, linkSpans);
     literalParagraph.setForeground(foreground);
     page.add(literalParagraph);
     result.add(literalParagraph);
     Paragraph tagParagraph = literalParagraph; // new Paragraph("");
     tagParagraph.append("    ", foreground);
     page.add(tagParagraph);
     result.add(tagParagraph);
     tagParagraph.setMarginTop(2);
     tagParagraph.setTabCount(2);
     //            appendTag(tagParagraph, literal, foreground, isSelected);
   }
   return result;
 }