Example of the specification of a triggering event: Let's take as an example an app that helps its users navigate the public bus system. External triggering events for this app may be:

Event Title	Triggering Mechanism	Attached Data
Adding or changing a bus route	An Intent sent to an Activity. The intent name is "edu.pitt.cs1699.team1.ROUTE"	A Bundle with the following (key, value) pair: "data": a JSON string of the following schema: { "Direction0": { "DirectionNum": "0", "DirectionText": "INBOUND", "Stops": [ { "Lat": 39.011724, "Lon": -76.910024, "Name": "Stop 1", "StopID": "3003037" }, { "Lat": 39.011278, "Lon": -76.904326, "Name": "STOP 2", "StopID": "3002579" } }, "Direction1": { "DirectionNum": "1", "DirectionText": "OUTBOUND", "Stops": [ { "Lat": 39.191491, "Lon": -76.673025, "Name": "STOP 3", "StopID": "3003039" }, { "Lat": 39.181777, "Lon": -76.672053, "Name": "STOP 4", "StopID": "0" } }, "Name": "Negley", "RouteID": "71A" }