new EncryptedKey(this
.getChildElementLocalName(0, EncryptionConstants
.EncryptionSpecNS, EncryptionConstants._TAG_ENCRYPTEDKEY), this
._baseURI);
return ek.unwrap(wrapKey, EncryptionConstants.ALGO_ID_KEYWRAP_AES128);
} catch (XMLSecurityException ex) {
throw new RuntimeException(ex.getMessage());
}
}