code: private static Document getDocument(String pathManifest) throws SAXException, IOException,
              ParserConfigurationException {
          InputStream inputStream = ManifestUtil.class.getClassLoader().getResourceAsStream(pathManifest);
          return DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(inputStream);
      }
docs: Create the documento.
  
  @param pathManifest the manifest Path.
  @return the document.
  @throws SAXException                 if an exception happens.
  @throws IOException                  if an exception happens.
  @throws ParserConfigurationException if an exception happens.