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Graphics Interchange Format  |  1998-12-28  |  35.2 KB  |  443x323  |  4-bit (16 colors)
   ocr: Figure 2. Applying the State Design Pattern to the Car Dealership, Vehicle VehicleState startDate: : Date +sello l.n +sell0) +leasel 1.1 has - Hease0) +takeBack() +takeBack0 +assignAsDemot +assignAsDemo0 +purchaset) +purchasel) SoldVehicleState, LeasedVehiclestate Demovehiclestate NewVenicleState. +purchasel +takeBack0 +sello +sell0: Heasel) +lease() +assignAsDemo0