public ValidatorSaxHandler(File filePath) throws DocumentException {
   super();
   SAXReader reader = new SAXReader();
   reader.setValidation(false);
   reader.setIncludeInternalDTDDeclarations(false);
   reader.setIncludeExternalDTDDeclarations(false);
   reader.setEntityResolver(new NoDtdEntityResolver());
   document = reader.read(filePath);
 }