/**
  * Renders an IRI as a full IRI rather than as an IRI that represents an entity in the signature
  * of the imports closure of the active ontology.
  *
  * @param page The page that the IRI should be rendered into.
  * @param iri The IRI to be rendered.
  * @return A list of paragraphs that represent the rendering of the annotation value.
  */
 private List<Paragraph> renderExternalIRI(Page page, IRI iri) {
   Paragraph paragraph;
   if (isLinkableAddress(iri)) {
     paragraph = page.addParagraph(iri.toString(), new HTTPLink(iri.toURI()));
   } else {
     paragraph = page.addParagraph(iri.toString());
   }
   return Arrays.asList(paragraph);
 }
  /**
   * Renders an IRI as a full IRI rather than as an IRI that represents an entity in the signature
   * of the imports closure of the active ontology.
   *
   * @param page The page that the IRI should be rendered into.
   * @param iri The IRI to be rendered.
   * @return A list of paragraphs that represent the rendering of the annotation value.
   */
  private List<Paragraph> renderExternalIRI(Page page, IRI iri) {
    List<Paragraph> paragraphs = new ArrayList<>();
    String iriString = iri.toString();
    if (isLinkableAddress(iri)) {
      if (isImageAddress(iri) && isDisplayThumbnails()) {
        try {
          IconBox iconBox = getImageBox(iri);
          page.add(iconBox);

        } catch (MalformedURLException e) {
          paragraphs.add(page.addParagraph(iriString, new HTTPLink(iri.toURI())));
        }
      } else {
        paragraphs.add(page.addParagraph(iriString, new HTTPLink(iri.toURI())));
      }
    } else {
      paragraphs.add(page.addParagraph(iriString));
    }
    return paragraphs;
  }
 private boolean isImageAddress(IRI iri) {
   String iriString = iri.toString();
   return iriString.endsWith(".png") || iriString.endsWith(".jpg") || iriString.endsWith(".jpeg");
 }