@Override
// returns list of stops sorted by distance from user
public ArrayList<Stop> getStopsByCurrentLocation(Context context, Location here)
throws TrackerException {
// retrieve all the stops from the database
ArrayList<Stop> stopList = getAllStops(context);
// set the distance for each stop to the distance from user to stop
for (Stop stop : stopList) {
Location stopLocation = new Location(stop.getName());
stopLocation.setLatitude(stop.getLatitude());
stopLocation.setLongitude(stop.getLongitude());
stop.setDistance(here.distanceTo(stopLocation));
}
// sort the stops by distance
Collections.sort(
stopList,
new Comparator<Stop>() {
public int compare(Stop s1, Stop s2) {
return (int) (s1.getDistance() - s2.getDistance());
}
});
return stopList;
}
@Override
// returns list of buses associated with input stop
public ArrayList<Bus> getBusesByStop(Context context, Stop stop) throws TrackerException {
// query for all buses with a particular stop string in ROUTE table
LocalDatabaseConnector db = new LocalDatabaseConnector(context);
// from Stop to BaseStop
BaseStop baseStop =
new BaseStop(
stop.getName(),
stop.getStreet1(),
stop.getStreet2(),
stop.getLatitude(),
stop.getLongitude());
// make request
ArrayList<BaseBus> baseBusList = db.getBusesForStop(baseStop.getName());
// from BaseBus to Bus
ArrayList<Bus> busList = new ArrayList<Bus>();
for (BaseBus baseBus : baseBusList) busList.add(new Bus(baseBus));
db = null;
return busList;
}
@Override
// returns list of stops sorted by relevance to search words
public ArrayList<Stop> getStopByAddress(Context context, Location here, String street)
throws TrackerException {
street = DbStructure.cleanupStreetQuery(street);
Log.e(TAG, "clean street name: " + street);
// retrieves all stops from the database that have a matching street
LocalDatabaseConnector db = new LocalDatabaseConnector(context);
ArrayList<BaseStop> baseStopList = db.getStopsByStreet(street);
db = null;
// BaseStops to Stops
ArrayList<Stop> stopList = new ArrayList<Stop>();
for (BaseStop baseStop : baseStopList) stopList.add(new Stop(baseStop));
// set the distance for each stop to the distance from user to stop
for (Stop stop : stopList) {
Location stopLocation = new Location(stop.getName());
stopLocation.setLatitude(stop.getLatitude());
stopLocation.setLongitude(stop.getLongitude());
stop.setDistance(here.distanceTo(stopLocation));
}
// sort the stops by distance
Collections.sort(
stopList,
new Comparator<Stop>() {
public int compare(Stop s1, Stop s2) {
return (int) (s1.getDistance() - s2.getDistance());
}
});
return stopList;
}