Seitenvergleich

@startuml
autonumber
box Buyer
participant b as "Ordering"

box Seller TMF622
participant po as "ProductOrder"

alt Rejection in commercial validation

  opt in the event of changes in content
    po -> b: POST ProductOrderAttributeValueChangeEvent
    note right: e.g.: productOrderItem.alternateProductOffering.name
  end

  po -> b: POST ProductOrderStateChangeEvent (rejected)
  note right: ABBM

else Rejection in technical validation/granting

  opt in the event of changes in content
    po -> b: POST ProductOrderAttributeValueChangeEvent
    note right: e.g.: earliestOrderRetry
  end

  po -> b: POST ProductOrderStateChangeEvent (rejected)
  note right: ABBM

else Cancellation in case of unsuccessful TAM and MTAM

  po -> b: POST ProductOrderStateChangeEvent (cancelled)
  note right: ABBM

else Cancellation during order realization

  po -> b: POST ProductOrderStateChangeEvent (failed)
  note right: ABBM
end
@enduml