The request
“Create a UML class diagram for public transit route planning with routes, stops, schedules, trips, a Vehicle hierarchy for buses and trains, and a route planner.”
Then tryAdd a fare to each Trip.Add a tram subclass of Vehicle.
What is in this drawing
Read the decisions behind it.
01
Modeling routes as aggregations of stops to allow stop reuse across multiple routes.
02
Using an abstract Vehicle class for extensibility to different vehicle types (e.g., Bus, Train).
03
Separating the RoutePlanner interface to support interchangeable planning algorithms.
When building or documenting a transit information system that needs to manage routes, stops, and schedules.
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