code: @Override
      public void initialize(@Sensitive Map tokenFactoryMap) {
          expirationInMinutes = (Long) tokenFactoryMap.get(LTPAConstants.EXPIRATION);
          sharedKey = (byte[]) tokenFactoryMap.get(LTPAConstants.SECRET_KEY);
          publicKey = (LTPAPublicKey) tokenFactoryMap.get(LTPAConstants.PUBLIC_KEY);
          privateKey = (LTPAPrivateKey) tokenFactoryMap.get(LTPAConstants.PRIVATE_KEY);
      }
docs: {@inheritDoc}