code: protected AccessTokenRequestDataHolder extractInternal(final HttpServletRequest request, final HttpServletResponse response,
                                                             final AccessTokenRequestDataHolder.AccessTokenRequestDataHolderBuilder builder) {
          return builder.build();
      }
docs: Extract internal access token request.
  
  @param request  the request
  @param response the response
  @param builder  the builder
  @return the access token request data holder