transport.get(request): string | null
Retrieves a session identifier from a request object.
If present this method will automatically be invoked for each transport untila transport returns a session identifier.
to extract a session identifier from.
Returns the session identifier or if the transport can not find asession identifier in the request.
transport.set(response, sid): void
Attaches a session identifier to a response object.
If present this method will automatically be invoked at the end of a requestregardless of whether the session was modified or not.
Response object to attach a session identifier to.
Session identifier to attach to the response.
Attaches a payload indicating that the session has been cleared to theresponse object. This can be used to clear a session cookie when the sessionhas been destroyed (e.g. during logout).
If present this method will automatically be invoked instead of
set when the
req.session attribute was removed by the route handler.
Response object to remove the session identifier from.