Please code using JAVA and show screenshots of the program running/working. Need ASAP, Thank you in advance!! Further instructions: Please indicate Design Pattern/s Used (Minimum of 2). The system must be able to manage real-estate sales for a 5-block, 20 lots per block subdivision. The system should allow the following:

• user is allowed to specify desired lot description (size in sqr. meters), location (block 1, 2, etc.) and price.
• show the list of lots based on the user specification (e.g. user chooses size, display all lot sizes)
• process selling, reservation of unit/s to buyers
• generate a report that shows all lots and their complete information (e.g. location) and status (e.g. sold)

Transcribed Image Text:

Buyer - BuyerID: int - BuyerName: String - ReservationID: Reservation + getBuyerID:void + setBuyerID:int + getBuyerName(): void + setBuyerName(): String + lotSize(): Lot + lotLocation (): Lot + lotPrice(): Lot Selling&Reservation - ReservationID : int + lot: Lot + getReservationID: void + setReservationID :int + reserve(): void sell(): void Lot - lotSize : int - location: Block - price : double + displayLots(): int + completelnformation() : void Block - blockNumber: int Buyer - BuyerID: int - BuyerName: String - ReservationID: Reservation + getBuyerID:void + setBuyerID:int + getBuyerName(): void + setBuyerName(): String + lotSize(): Lot + lotLocation (): Lot + lotPrice(): Lot Selling&Reservation - ReservationID : int + lot: Lot + getReservationID: void + setReservationID :int + reserve(): void sell(): void Lot - lotSize : int - location: Block - price : double + displayLots(): int + completelnformation() : void Block - blockNumber: int

Answer rating: 100% (QA)

To implement the system for managing real estate sales we can use the Observer and Factory design patterns 1 Observer Pattern This pattern can be used to notify the system about changes in the availab... View the full answer