private static void setKeyDataInDSData(
final XMLDocument xmlDoc, final String dsDataXPath, final DSData result) throws Exception {
final Node tempNode = xmlDoc.getElement(dsDataXPath + "/" + SEC_DNS_PREFIX + ":keyData");
if (tempNode != null) {
result.setKeyData(KeyData.fromXML(xmlDoc, dsDataXPath + "/" + SEC_DNS_PREFIX + ":keyData"));
}
}