akka.http.scaladsl.model.headers.CacheDirectives
For a fuller description of the use case, see http://tools.ietf.org/html/rfc7234#section-5.2.1.6 and http://tools.ietf.org/html/rfc7234#section-5.2.2.4
For a fuller description of the use case, see http://tools.ietf.org/html/rfc7234#section-5.2.1.6 and http://tools.ietf.org/html/rfc7234#section-5.2.2.4