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Information Display
Car
Access: accessOne
Access: accessTwo
Place CarPark
reserver observer
source reserver
Car Place Management
uses read
set uses
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/observer B.2 nbAvailablePlaces(availablePlaces)
A.2 nbAvailablePlaces(availablePlaces) /source A.1 placeId = newCarEntering()
B.1 carLeaving(placeId)
*
* /reserver
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/reserver
/observer
B.1 cancelReservation(reserveId) A.1 reserveId = reserveIdentifier()
A.2/B.2/C.2 nbAvailableId(availableId)
DataManager
C.1 setIdentifiers(reserveId[]) /source ReserveId
*
* *
dataSet
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Car
CarPark Access: accessOne
Access: accessTwo reserver
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source reserver
Management
uses read
uses
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Airline: ErnestAir
TravelAgency:A Agency
TravelAgency:T Travel source
reserver
reserver
observer observer Flight seat reservation
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/source
/reserver
/observer
setReserveIdSet(ReserveId[])
<< interface >>
ISourceMediumServices
ReserveId ReservationMedium
Boolean cancelerIsReserver Boolean usable = false
ReserveId reserve() cancel(ReserveId)
<< interface >>
IReserverMediumServices
<< interface >>
IObserverComponentServices nbAvailableId(Integer)
* observers
*
* reserved
available *
* originalSet 0..1
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C.1 cancelReturn = cancel(id) /reserver
/source
/observer
A.2 nbAvailableId(available −> size) B.2 [id != null] nbAvailableId(available −> size) C.2 [cancelReturn = true] nbAvailableId(available −> size)
A.1 setReserveIdSet(set)
B.1 id = reserve()
*
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