public KeySelectorResult select(
KeyInfo keyInfo,
KeySelector.Purpose purpose,
AlgorithmMethod method,
XMLCryptoContext context)
throws KeySelectorException {
if (keyInfo == null) {
throw new KeySelectorException("Null KeyInfo object!");
}
SignatureMethod sm = (SignatureMethod) method;
List list = keyInfo.getContent();
for (int i = 0; i < list.size(); i++) {
XMLStructure xmlStructure = (XMLStructure) list.get(i);
if (xmlStructure instanceof KeyValue) {
PublicKey pk = null;
try {
pk = ((KeyValue) xmlStructure).getPublicKey();
} catch (KeyException ke) {
throw new KeySelectorException(ke);
}
// make sure algorithm is compatible with method
if (algEquals(sm.getAlgorithm(), pk.getAlgorithm())) {
curPK = pk;
// System.out.println("Public Key is SOAP: " + getHexString(pk.getEncoded()));
// System.out.println("Public Key is SOAP: " +getHexString(LoadPublicKey("",
// "RSA").getEncoded()));
return new SimpleKeySelectorResult(pk);
}
}
}
throw new KeySelectorException("No KeyValue element found!");
}
@Override
public KeySelectorResult select(
final KeyInfo ki, final Purpose p, final AlgorithmMethod m, final XMLCryptoContext c)
throws KeySelectorException {
if (ki == null) throw new KeySelectorException("KeyInfo is null");
final SignatureMethod sm = (SignatureMethod) m;
@SuppressWarnings("unchecked")
final List<Object> list = ki.getContent();
for (final Object l : list) {
final XMLStructure s = (XMLStructure) l;
PublicKey pk = null;
if (s instanceof KeyValue) {
try {
pk = ((KeyValue) s).getPublicKey();
} catch (final KeyException ke) {
throw new KeySelectorException(ke);
}
} else if (s instanceof X509Data) {
for (final Object d : ((X509Data) s).getContent()) {
if (d instanceof X509Certificate) {
pk = ((Certificate) d).getPublicKey();
}
}
}
if (pk != null) {
final String sa = sm.getAlgorithm();
final String ka = pk.getAlgorithm();
if ("DSA".equalsIgnoreCase(ka) && "http://www.w3.org/2000/09/xmldsig#dsa-sha1".equals(sa)
|| "RSA".equalsIgnoreCase(ka)
&& "http://www.w3.org/2000/09/xmldsig#rsa-sha1".equals(sa)) {
return new MyKeySelectorResult(pk);
}
}
}
throw new KeySelectorException("No KeyValue element found");
}