* @throws XMLSecurityException
*/
private X509Certificate resolveCertificate(Element element, String baseURI, StorageResolver storage)
throws XMLSecurityException {
XMLX509Digest x509Digests[] = null;
Element x509childNodes[] = XMLUtils.selectDs11Nodes(element.getFirstChild(), Constants._TAG_X509DIGEST);
if (x509childNodes == null || x509childNodes.length <= 0) {
return null;
}
try {
checkStorage(storage);
x509Digests = new XMLX509Digest[x509childNodes.length];
for (int i = 0; i < x509childNodes.length; i++) {
x509Digests[i] = new XMLX509Digest(x509childNodes[i], baseURI);
}
Iterator<Certificate> storageIterator = storage.getIterator();
while (storageIterator.hasNext()) {
X509Certificate cert = (X509Certificate) storageIterator.next();
for (int i = 0; i < x509Digests.length; i++) {
XMLX509Digest keyInfoDigest = x509Digests[i];
byte[] certDigestBytes = XMLX509Digest.getDigestBytesFromCert(cert, keyInfoDigest.getAlgorithm());
if (Arrays.equals(keyInfoDigest.getDigestBytes(), certDigestBytes)) {
if (log.isDebugEnabled()) {
log.debug("Found certificate with: " + cert.getSubjectX500Principal().getName());
}
return cert;
}