The per-session/per-request ConnectionState the transport resolved for
this request: the SessionManager-owned state for stateful
HTTP, or the fresh transient state for stateless HTTP. Null when none was
supplied, in which case the server core falls back to activeConnection.
The per-session/per-request ConnectionState the transport resolved for this request: the SessionManager-owned state for stateful HTTP, or the fresh transient state for stateless HTTP. Null when none was supplied, in which case the server core falls back to activeConnection.