public static void getTrip(String id, String patternId, String calendarId, String agencyId) {
if (agencyId == null) agencyId = session.get("agencyId");
if (agencyId == null) {
badRequest();
return;
}
AgencyTx tx = VersionedDataStore.getAgencyTx(agencyId);
try {
if (id != null) {
if (tx.trips.containsKey(id)) renderJSON(Base.toJson(tx.trips.get(id), false));
else notFound();
} else if (patternId != null && calendarId != null) {
if (!tx.tripPatterns.containsKey(patternId) || !tx.calendars.containsKey(calendarId)) {
notFound();
} else {
renderJSON(Base.toJson(tx.getTripsByPatternAndCalendar(patternId, calendarId), false));
}
} else if (patternId != null) {
renderJSON(Base.toJson(tx.getTripsByPattern(patternId), false));
} else {
renderJSON(Base.toJson(tx.trips.values(), false));
}
} catch (Exception e) {
tx.rollback();
e.printStackTrace();
badRequest();
}
}
public static void deleteTrip(String id, String agencyId) {
if (agencyId == null) agencyId = session.get("agencyId");
if (id == null || agencyId == null) {
badRequest();
return;
}
AgencyTx tx = VersionedDataStore.getAgencyTx(agencyId);
Trip trip = tx.trips.remove(id);
String json;
try {
json = Base.toJson(trip, false);
} catch (IOException e) {
badRequest();
return;
}
tx.commit();
renderJSON(json);
}
public static void createTrip() {
AgencyTx tx = null;
try {
Trip trip = Base.mapper.readValue(params.get("body"), Trip.class);
if (session.contains("agencyId") && !session.get("agencyId").equals(trip.agencyId))
badRequest();
if (!VersionedDataStore.agencyExists(trip.agencyId)) {
badRequest();
return;
}
tx = VersionedDataStore.getAgencyTx(trip.agencyId);
if (tx.trips.containsKey(trip.id)) {
tx.rollback();
badRequest();
return;
}
if (!tx.tripPatterns.containsKey(trip.patternId)
|| trip.stopTimes.size() != tx.tripPatterns.get(trip.patternId).patternStops.size()) {
tx.rollback();
badRequest();
return;
}
tx.trips.put(trip.id, trip);
tx.commit();
renderJSON(Base.toJson(trip, false));
} catch (Exception e) {
e.printStackTrace();
if (tx != null) tx.rollbackIfOpen();
badRequest();
}
}
public static void updateTrip() {
AgencyTx tx = null;
try {
Trip trip = Base.mapper.readValue(params.get("body"), Trip.class);
if (session.contains("agencyId") && !session.get("agencyId").equals(trip.agencyId))
badRequest();
if (!VersionedDataStore.agencyExists(trip.agencyId)) {
badRequest();
return;
}
tx = VersionedDataStore.getAgencyTx(trip.agencyId);
if (!tx.trips.containsKey(trip.id)) {
tx.rollback();
badRequest();
return;
}
if (!tx.tripPatterns.containsKey(trip.patternId)
|| trip.stopTimes.size() != tx.tripPatterns.get(trip.patternId).patternStops.size()) {
tx.rollback();
badRequest();
return;
}
TripPattern patt = tx.tripPatterns.get(trip.patternId);
// confirm that each stop in the trip matches the stop in the pattern
for (int i = 0; i < trip.stopTimes.size(); i++) {
TripPatternStop ps = patt.patternStops.get(i);
StopTime st = trip.stopTimes.get(i);
if (st == null)
// skipped stop
continue;
if (!st.stopId.equals(ps.stopId)) {
Logger.error(
"Mismatch between stop sequence in trip and pattern at position %s, pattern: %s, stop: %s",
i, ps.stopId, st.stopId);
tx.rollback();
badRequest();
return;
}
}
tx.trips.put(trip.id, trip);
tx.commit();
renderJSON(Base.toJson(trip, false));
} catch (Exception e) {
if (tx != null) tx.rollbackIfOpen();
e.printStackTrace();
badRequest();
}
}