Class org.springframework.http.CacheControl

Added Methods
CacheControl maxAge(Duration)	Add a "max-age=" directive.
CacheControl sMaxAge(Duration)	Add an "s-maxage" directive.
CacheControl staleIfError(Duration)	Add a "stale-if-error" directive.
CacheControl staleWhileRevalidate(Duration)	Add a "stale-while-revalidate" directive.