Class representing a code (i.e. a "source code") that has been applied to a
customer's session. Source codes can qualify customers for different
campaigns, promotions, and other site experiences from those that the typical
customer sees. Codes are organized into source code groups.
Typically, a code is applied to a customer's session automatically by
Commerce Cloud Digital when a customer accesses a Digital URL with a well
known request parameter in the querystring. A code may also be explicitly
applied to a customer session using the