State Token Conditional Headers
If-State-Match
- Similar functionality to the If-Match header in Section 14.25 of RFC 2068
If-State-Match = “If-State-Match” “:” (“AND” | “OR”) 1#(”<“ State-Token “>“)
AND: MAY execute method if all state tokens identify the state of the resource
OR: MAY execute method if at least one of the state tokens identifies the state of the resource