week3api

Week 3 Exploring APIs

1. Description of Problem Domain:

Public transit service update app

2. Description of application:

An app that allows the user to select a subway station/transit stop within UTSG and obtain information about their commute. The app will have a GUI with a map of the campus where the user can select the transit stop closest to them.

3. Features:

• departure times for routes serving the selected stop
• live service alerts (delays)
• optimal station depending on user location

4. API Documentation

https://myttc.ca/developers

5. API Call Sample

6. Example Code Output

Response{protocol=h2, code=200, message=, url=https://myttc.ca/spadina_station.json}  
Spadina Station

run ttc_api.java for details

7. Potential Technical Problems

• API rate limit
• Unexpected API change
• Poor/Minimal API documentation
• Paid API access