code: public AuthorizationCodeRefreshRequest.Builder authorizationCodeRefresh() {
      return new AuthorizationCodeRefreshRequest.Builder(clientId, clientSecret)
              .setDefaults(httpManager, scheme, host, port)
              .grant_type("refresh_token")
              .refresh_token(refreshToken);
    }
docs: Refresh the access token by using authorization code grant.
  
  @return An {@link AuthorizationCodeRequest.Builder}.