A request is made by a requestor when it needs to interract with a resource.
A request comprises a resource
a verb and an optional representation class.
A request is issued into and resolved within a
space to an
which is responsible for creating and returning
of the type specified by the representation class.
The set of verbs includes SOURCE, SINK, NEW, DELETE, EXISTS, META and TRANSREPT.
For more details on types of request verbs see the Physical Reference book.
A root request is a request issued from a transport caused by an external event. The root request
has no parent request within the ROC abstraction.