public function decryptNameId(XMLSecurityKey $key, array $blacklist = array())
{
if ($this->encryptedNameId === null) {
/* No NameID to decrypt. */
return;
}
$nameId = Utils::decryptElement($this->encryptedNameId, $key, $blacklist);
Utils::getContainer()->debugMessage($nameId, 'decrypt');
$this->nameId = Utils::parseNameId($nameId);
$this->encryptedNameId = null;
}