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Copper Lane Payments Read-only example
Copper Lane Payments Buy the €100 lamp 2 interactions Read and record payment state 3 interactions 2 interactions Buy the €100 lamp 1 2 interactions 3 Read and record payment state 4 3 interactions 5 2 interactions 2
Actor · outside
Mira · customer Buys one €100 lamp
EntryReads
Process
Checkout Makes the payment outcome understandable
Data store
Payment records Keeps requests, outcomes and evidence identities
Owns dataWritesReads
Process
Payment service Owns logical operations and recorded state
Notifies
External system · outside
Fictional processor An external system with an authored contract
Data Command Query Event In-process Scroll or drag to pan · Ctrl + scroll or pinch to zoom