*
* @param spkidata
*/
public void addSPKIData(SOAPElement spkidata) throws XWSSecurityException {
try {
SPKIData spki = new SPKIData(spkidata,null);
delegateKeyInfo.add(spki);
dirty = true;
} catch (XMLSecurityException e) {
throw new XWSSecurityException(e);
}