the interface to an exchange so it can request more work or even cancel the subscription or return the job
the details of the subscription
the job input
the interface to an exchange so it can request more work or even cancel the subscription or return the job
the number of work items to request (typically 1, as we take one for each one we compute)
the Ack (if we indeed had a subscription key)
the job input
the details of the subscription
Wraps the input to a computation, allowing the computation (mostly) to call 'take(n)' so it can request more work
the request type
the interface to an exchange so it can request more work or even cancel the subscription or return the job
the details of the subscription
the job input