PrivateKey privateKey = (PrivateKey) ks.getKey("rsakey", pwd);
SecretKey secretKey = (SecretKey) ks.getKey("des3key", pwd);
StorageResolver storage = new StorageResolver(new KeyStoreResolver(ks));
KeyResolverSpi privateKeyResolver = new PrivateKeyResolver(ks, pwd);
KeyResolverSpi secretKeyResolver = new SecretKeyResolver(ks, pwd);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
DocumentBuilder db = dbf.newDocumentBuilder();
Document doc = db.newDocument();