Examples with ClientCredentialsSelector com.nimbusds.oauth2.sdk.auth.verifier.ClientCredentialsSelector used on opensource projects

Example 1 with ClientCredentialsSelector

use of com.nimbusds.oauth2.sdk.auth.verifier.ClientCredentialsSelector in project di-authentication-api by alphagov.

the class TokenService method generateClientCredentialsSelector.

private ClientCredentialsSelector<?> generateClientCredentialsSelector(String publicKey) {
    return new ClientCredentialsSelector<>() {

        @Override
        public List<Secret> selectClientSecrets(ClientID claimedClientID, ClientAuthenticationMethod authMethod, com.nimbusds.oauth2.sdk.auth.verifier.Context context) {
            return null;
        }

        @Override
        public List<PublicKey> selectPublicKeys(ClientID claimedClientID, ClientAuthenticationMethod authMethod, JWSHeader jwsHeader, boolean forceRefresh, com.nimbusds.oauth2.sdk.auth.verifier.Context context) {
            byte[] decodedKey = Base64.getMimeDecoder().decode(publicKey);
            try {
                X509EncodedKeySpec x509publicKey = new X509EncodedKeySpec(decodedKey);
                KeyFactory kf = KeyFactory.getInstance("RSA");
                return Collections.singletonList(kf.generatePublic(x509publicKey));
            } catch (InvalidKeySpecException | NoSuchAlgorithmException e) {
                throw new RuntimeException(e);
            }
        }
    };
}