101                                 String 
id = 
"SYMMETRIC-KEY";
   103                                 JWK jwk = 
new OctetSequenceKey(Base64URL.encode(key), KeyUse.SIGNATURE, null, null, id, null, null, null, null);
   104                                 Map<String, JWK> keys = ImmutableMap.of(
id, jwk);
   105                                 JWTSigningAndValidationService service = 
new DefaultJWTSigningAndValidationService(keys);
   109                         } 
catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
   110                                 logger.error(
"Couldn't create symmetric validator for client", e);
   113                         throw new IllegalArgumentException(
"Couldn't create symmetric validator for client");
 static final Logger logger
Definition: SymmetricKeyJWTValidatorCacheService.java:53