Examples with GTFSFeed com.conveyal.gtfs.GTFSFeed used on opensource projects

Example 1 with GTFSFeed

use of com.conveyal.gtfs.GTFSFeed in project graphhopper by graphhopper.

the class GtfsStorage method close.

@Override
public void close() {
    if (!isClosed) {
        isClosed = true;
        data.close();
        for (GTFSFeed feed : gtfsFeeds.values()) {
            feed.close();
        }
    }
}

Example 2 with GTFSFeed

use of com.conveyal.gtfs.GTFSFeed in project graphhopper by graphhopper.

the class RealtimeFeed method toTripWithStopTimes.

public static GtfsReader.TripWithStopTimes toTripWithStopTimes(GTFSFeed feed, Agency agency, GtfsRealtime.TripUpdate tripUpdate) {
    logger.trace("{}", tripUpdate.getTrip());
    final List<StopTime> stopTimes = new ArrayList<>();
    Set<Integer> cancelledArrivals = new HashSet<>();
    Set<Integer> cancelledDepartures = new HashSet<>();
    Trip originalTrip = feed.trips.get(tripUpdate.getTrip().getTripId());
    Trip trip = new Trip();
    if (originalTrip != null) {
        trip.trip_id = originalTrip.trip_id;
        trip.route_id = originalTrip.route_id;
    } else {
        trip.trip_id = tripUpdate.getTrip().getTripId();
        trip.route_id = tripUpdate.getTrip().getRouteId();
    }
    int delay = 0;
    int time = -1;
    List<GtfsRealtime.TripUpdate.StopTimeUpdate> stopTimeUpdateListWithSentinel = new ArrayList<>(tripUpdate.getStopTimeUpdateList());
    Iterable<StopTime> interpolatedStopTimesForTrip;
    try {
        interpolatedStopTimesForTrip = feed.getInterpolatedStopTimesForTrip(tripUpdate.getTrip().getTripId());
    } catch (GTFSFeed.FirstAndLastStopsDoNotHaveTimes firstAndLastStopsDoNotHaveTimes) {
        throw new RuntimeException(firstAndLastStopsDoNotHaveTimes);
    }
    int stopSequenceCeiling = Math.max(stopTimeUpdateListWithSentinel.isEmpty() ? 0 : stopTimeUpdateListWithSentinel.get(stopTimeUpdateListWithSentinel.size() - 1).getStopSequence(), StreamSupport.stream(interpolatedStopTimesForTrip.spliterator(), false).mapToInt(stopTime -> stopTime.stop_sequence).max().orElse(0)) + 1;
    stopTimeUpdateListWithSentinel.add(GtfsRealtime.TripUpdate.StopTimeUpdate.newBuilder().setStopSequence(stopSequenceCeiling).setScheduleRelationship(NO_DATA).build());
    for (GtfsRealtime.TripUpdate.StopTimeUpdate stopTimeUpdate : stopTimeUpdateListWithSentinel) {
        int nextStopSequence = stopTimes.isEmpty() ? 1 : stopTimes.get(stopTimes.size() - 1).stop_sequence + 1;
        for (int i = nextStopSequence; i < stopTimeUpdate.getStopSequence(); i++) {
            StopTime previousOriginalStopTime = feed.stop_times.get(new Fun.Tuple2(tripUpdate.getTrip().getTripId(), i));
            if (previousOriginalStopTime == null) {
                // This can and does happen. Stop sequence numbers can be left out.
                continue;
            }
            StopTime updatedPreviousStopTime = previousOriginalStopTime.clone();
            updatedPreviousStopTime.arrival_time = Math.max(previousOriginalStopTime.arrival_time + delay, time);
            logger.trace("stop_sequence {} scheduled arrival {} updated arrival {}", i, previousOriginalStopTime.arrival_time, updatedPreviousStopTime.arrival_time);
            time = updatedPreviousStopTime.arrival_time;
            updatedPreviousStopTime.departure_time = Math.max(previousOriginalStopTime.departure_time + delay, time);
            logger.trace("stop_sequence {} scheduled departure {} updated departure {}", i, previousOriginalStopTime.departure_time, updatedPreviousStopTime.departure_time);
            time = updatedPreviousStopTime.departure_time;
            stopTimes.add(updatedPreviousStopTime);
            logger.trace("Number of stop times: {}", stopTimes.size());
        }
        final StopTime originalStopTime = feed.stop_times.get(new Fun.Tuple2(tripUpdate.getTrip().getTripId(), stopTimeUpdate.getStopSequence()));
        if (originalStopTime != null) {
            StopTime updatedStopTime = originalStopTime.clone();
            if (stopTimeUpdate.getScheduleRelationship() == NO_DATA) {
                delay = 0;
            }
            if (stopTimeUpdate.hasArrival()) {
                delay = stopTimeUpdate.getArrival().getDelay();
            }
            updatedStopTime.arrival_time = Math.max(originalStopTime.arrival_time + delay, time);
            logger.trace("stop_sequence {} scheduled arrival {} updated arrival {}", stopTimeUpdate.getStopSequence(), originalStopTime.arrival_time, updatedStopTime.arrival_time);
            time = updatedStopTime.arrival_time;
            if (stopTimeUpdate.hasDeparture()) {
                delay = stopTimeUpdate.getDeparture().getDelay();
            }
            updatedStopTime.departure_time = Math.max(originalStopTime.departure_time + delay, time);
            logger.trace("stop_sequence {} scheduled departure {} updated departure {}", stopTimeUpdate.getStopSequence(), originalStopTime.departure_time, updatedStopTime.departure_time);
            time = updatedStopTime.departure_time;
            stopTimes.add(updatedStopTime);
            logger.trace("Number of stop times: {}", stopTimes.size());
            if (stopTimeUpdate.getScheduleRelationship() == SKIPPED) {
                cancelledArrivals.add(stopTimeUpdate.getStopSequence());
                cancelledDepartures.add(stopTimeUpdate.getStopSequence());
            }
        } else if (stopTimeUpdate.getScheduleRelationship() == NO_DATA) {
        } else if (tripUpdate.getTrip().getScheduleRelationship() == GtfsRealtime.TripDescriptor.ScheduleRelationship.ADDED) {
            final StopTime stopTime = new StopTime();
            stopTime.stop_sequence = stopTimeUpdate.getStopSequence();
            stopTime.stop_id = stopTimeUpdate.getStopId();
            stopTime.trip_id = trip.trip_id;
            final ZonedDateTime arrival_time = Instant.ofEpochSecond(stopTimeUpdate.getArrival().getTime()).atZone(ZoneId.of(agency.agency_timezone));
            stopTime.arrival_time = (int) Duration.between(arrival_time.truncatedTo(ChronoUnit.DAYS), arrival_time).getSeconds();
            final ZonedDateTime departure_time = Instant.ofEpochSecond(stopTimeUpdate.getArrival().getTime()).atZone(ZoneId.of(agency.agency_timezone));
            stopTime.departure_time = (int) Duration.between(departure_time.truncatedTo(ChronoUnit.DAYS), departure_time).getSeconds();
            stopTimes.add(stopTime);
            logger.trace("Number of stop times: {}", stopTimes.size());
        } else {
            throw new RuntimeException();
        }
    }
    logger.trace("Number of stop times: {}", stopTimes.size());
    // Not valid on any day. Just a template.
    BitSet validOnDay = new BitSet();
    return new GtfsReader.TripWithStopTimes(trip, stopTimes, validOnDay, cancelledArrivals, cancelledDepartures);
}

Example 3 with GTFSFeed

use of com.conveyal.gtfs.GTFSFeed in project graphhopper by graphhopper.

the class RealtimeFeed method fromProtobuf.

public static RealtimeFeed fromProtobuf(Graph graph, GtfsStorage staticGtfs, PtFlagEncoder encoder, GtfsRealtime.FeedMessage feedMessage) {
    String feedKey = "gtfs_0";
    GTFSFeed feed = staticGtfs.getGtfsFeeds().get(feedKey);
    // TODO: Require configuration of feed and agency this realtime feed is for.
    // Realtime feeds are always specific to an agency.
    Agency agency = feed.agency.values().iterator().next();
    final IntHashSet blockedEdges = new IntHashSet();
    final IntLongHashMap delaysForBoardEdges = new IntLongHashMap();
    final IntLongHashMap delaysForAlightEdges = new IntLongHashMap();
    final LinkedList<VirtualEdgeIteratorState> additionalEdges = new LinkedList<>();
    final Graph overlayGraph = new Graph() {

        int nNodes = 0;

        int firstEdge = graph.getAllEdges().getMaxId() + 1;

        final NodeAccess nodeAccess = new NodeAccess() {

            IntIntHashMap additionalNodeFields = new IntIntHashMap();

            @Override
            public int getAdditionalNodeField(int nodeId) {
                return 0;
            }

            @Override
            public void setAdditionalNodeField(int nodeId, int additionalValue) {
                additionalNodeFields.put(nodeId, additionalValue);
            }

            @Override
            public boolean is3D() {
                return false;
            }

            @Override
            public int getDimension() {
                return 0;
            }

            @Override
            public void ensureNode(int nodeId) {
            }

            @Override
            public void setNode(int nodeId, double lat, double lon) {
            }

            @Override
            public void setNode(int nodeId, double lat, double lon, double ele) {
            }

            @Override
            public double getLatitude(int nodeId) {
                return 0;
            }

            @Override
            public double getLat(int nodeId) {
                return 0;
            }

            @Override
            public double getLongitude(int nodeId) {
                return 0;
            }

            @Override
            public double getLon(int nodeId) {
                return 0;
            }

            @Override
            public double getElevation(int nodeId) {
                return 0;
            }

            @Override
            public double getEle(int nodeId) {
                return 0;
            }
        };

        @Override
        public Graph getBaseGraph() {
            return graph;
        }

        @Override
        public int getNodes() {
            return graph.getNodes() + nNodes;
        }

        @Override
        public NodeAccess getNodeAccess() {
            return nodeAccess;
        }

        @Override
        public BBox getBounds() {
            return null;
        }

        @Override
        public EdgeIteratorState edge(int a, int b) {
            return null;
        }

        @Override
        public EdgeIteratorState edge(int a, int b, double distance, boolean bothDirections) {
            int edge = firstEdge++;
            final VirtualEdgeIteratorState newEdge = new VirtualEdgeIteratorState(-1, edge, a, b, distance, 0, "", new PointList());
            final VirtualEdgeIteratorState reverseNewEdge = new VirtualEdgeIteratorState(-1, edge, b, a, distance, 0, "", new PointList());
            newEdge.setReverseEdge(reverseNewEdge);
            reverseNewEdge.setReverseEdge(newEdge);
            additionalEdges.push(newEdge);
            return newEdge;
        }

        @Override
        public EdgeIteratorState getEdgeIteratorState(int edgeId, int adjNode) {
            return null;
        }

        @Override
        public AllEdgesIterator getAllEdges() {
            return null;
        }

        @Override
        public EdgeExplorer createEdgeExplorer(EdgeFilter filter) {
            return null;
        }

        @Override
        public EdgeExplorer createEdgeExplorer() {
            return graph.createEdgeExplorer();
        }

        @Override
        public Graph copyTo(Graph g) {
            return null;
        }

        @Override
        public GraphExtension getExtension() {
            throw new RuntimeException();
        }
    };
    Map<Integer, String> routes = new HashMap<>();
    Map<GtfsStorage.Validity, Integer> operatingDayPatterns = new HashMap<>(staticGtfs.getOperatingDayPatterns());
    Map<Integer, byte[]> tripDescriptors = new HashMap<>();
    Map<Integer, Integer> stopSequences = new HashMap<>();
    Map<String, int[]> boardEdgesForTrip = new HashMap<>();
    Map<String, int[]> alightEdgesForTrip = new HashMap<>();
    Map<GtfsStorage.FeedIdWithTimezone, Integer> writableTimeZones = new HashMap<>();
    GtfsStorageI gtfsStorage = new GtfsStorageI() {

        @Override
        public Map<String, Fare> getFares() {
            return null;
        }

        @Override
        public Map<GtfsStorage.Validity, Integer> getOperatingDayPatterns() {
            return operatingDayPatterns;
        }

        @Override
        public Map<GtfsStorage.FeedIdWithTimezone, Integer> getWritableTimeZones() {
            return writableTimeZones;
        }

        @Override
        public Map<Integer, byte[]> getTripDescriptors() {
            return tripDescriptors;
        }

        @Override
        public Map<Integer, Integer> getStopSequences() {
            return stopSequences;
        }

        @Override
        public Map<String, int[]> getBoardEdgesForTrip() {
            return boardEdgesForTrip;
        }

        @Override
        public Map<String, int[]> getAlightEdgesForTrip() {
            return alightEdgesForTrip;
        }

        @Override
        public Map<String, GTFSFeed> getGtfsFeeds() {
            HashMap<String, GTFSFeed> stringGTFSFeedHashMap = new HashMap<>();
            stringGTFSFeedHashMap.put(feedKey, feed);
            return stringGTFSFeedHashMap;
        }

        @Override
        public Map<String, Transfers> getTransfers() {
            return staticGtfs.getTransfers();
        }

        @Override
        public Map<String, Integer> getStationNodes() {
            return staticGtfs.getStationNodes();
        }

        @Override
        public Map<Integer, String> getRoutes() {
            return routes;
        }
    };
    final GtfsReader gtfsReader = new GtfsReader(feedKey, overlayGraph, gtfsStorage, encoder, null);
    Instant timestamp = Instant.ofEpochSecond(feedMessage.getHeader().getTimestamp());
    // FIXME
    LocalDate dateToChange = timestamp.atZone(ZoneId.of(agency.agency_timezone)).toLocalDate();
    BitSet validOnDay = new BitSet();
    LocalDate startDate = feed.calculateStats().getStartDate();
    validOnDay.set((int) DAYS.between(startDate, dateToChange));
    feedMessage.getEntityList().stream().filter(GtfsRealtime.FeedEntity::hasTripUpdate).map(GtfsRealtime.FeedEntity::getTripUpdate).filter(tripUpdate -> tripUpdate.getTrip().getScheduleRelationship() == GtfsRealtime.TripDescriptor.ScheduleRelationship.SCHEDULED).forEach(tripUpdate -> {
        String key = GtfsStorage.tripKey(tripUpdate.getTrip().getTripId(), tripUpdate.getTrip().getStartTime());
        final int[] boardEdges = staticGtfs.getBoardEdgesForTrip().get(key);
        final int[] leaveEdges = staticGtfs.getAlightEdgesForTrip().get(key);
        if (boardEdges == null || leaveEdges == null) {
            logger.warn("Trip not found: {}", tripUpdate.getTrip());
            return;
        }
        tripUpdate.getStopTimeUpdateList().stream().filter(stopTimeUpdate -> stopTimeUpdate.getScheduleRelationship() == SKIPPED).mapToInt(GtfsRealtime.TripUpdate.StopTimeUpdate::getStopSequence).forEach(skippedStopSequenceNumber -> {
            blockedEdges.add(boardEdges[skippedStopSequenceNumber]);
            blockedEdges.add(leaveEdges[skippedStopSequenceNumber]);
        });
        GtfsReader.TripWithStopTimes tripWithStopTimes = toTripWithStopTimes(feed, agency, tripUpdate);
        tripWithStopTimes.stopTimes.forEach(stopTime -> {
            if (stopTime.stop_sequence > leaveEdges.length - 1) {
                logger.warn("Stop sequence number too high {} vs {}", stopTime.stop_sequence, leaveEdges.length);
                return;
            }
            final StopTime originalStopTime = feed.stop_times.get(new Fun.Tuple2(tripUpdate.getTrip().getTripId(), stopTime.stop_sequence));
            int arrivalDelay = stopTime.arrival_time - originalStopTime.arrival_time;
            delaysForAlightEdges.put(leaveEdges[stopTime.stop_sequence], arrivalDelay * 1000);
            int departureDelay = stopTime.departure_time - originalStopTime.departure_time;
            if (departureDelay > 0) {
                int boardEdge = boardEdges[stopTime.stop_sequence];
                int departureNode = graph.getEdgeIteratorState(boardEdge, Integer.MIN_VALUE).getAdjNode();
                int timeOffset = tripUpdate.getTrip().hasStartTime() ? LocalTime.parse(tripUpdate.getTrip().getStartTime()).toSecondOfDay() : 0;
                int delayedBoardEdge = gtfsReader.addDelayedBoardEdge(ZoneId.of(agency.agency_timezone), tripUpdate.getTrip(), stopTime.stop_sequence, stopTime.departure_time + timeOffset, departureNode, validOnDay);
                delaysForBoardEdges.put(delayedBoardEdge, departureDelay * 1000);
            }
        });
    });
    feedMessage.getEntityList().stream().filter(GtfsRealtime.FeedEntity::hasTripUpdate).map(GtfsRealtime.FeedEntity::getTripUpdate).filter(tripUpdate -> tripUpdate.getTrip().getScheduleRelationship() == GtfsRealtime.TripDescriptor.ScheduleRelationship.ADDED).forEach(tripUpdate -> {
        Trip trip = new Trip();
        trip.trip_id = tripUpdate.getTrip().getTripId();
        trip.route_id = tripUpdate.getTrip().getRouteId();
        final List<StopTime> stopTimes = tripUpdate.getStopTimeUpdateList().stream().map(stopTimeUpdate -> {
            final StopTime stopTime = new StopTime();
            stopTime.stop_sequence = stopTimeUpdate.getStopSequence();
            stopTime.stop_id = stopTimeUpdate.getStopId();
            stopTime.trip_id = trip.trip_id;
            final ZonedDateTime arrival_time = Instant.ofEpochSecond(stopTimeUpdate.getArrival().getTime()).atZone(ZoneId.of(agency.agency_timezone));
            stopTime.arrival_time = (int) Duration.between(arrival_time.truncatedTo(ChronoUnit.DAYS), arrival_time).getSeconds();
            final ZonedDateTime departure_time = Instant.ofEpochSecond(stopTimeUpdate.getArrival().getTime()).atZone(ZoneId.of(agency.agency_timezone));
            stopTime.departure_time = (int) Duration.between(departure_time.truncatedTo(ChronoUnit.DAYS), departure_time).getSeconds();
            return stopTime;
        }).collect(Collectors.toList());
        GtfsReader.TripWithStopTimes tripWithStopTimes = new GtfsReader.TripWithStopTimes(trip, stopTimes, validOnDay, Collections.emptySet(), Collections.emptySet());
        gtfsReader.addTrip(ZoneId.of(agency.agency_timezone), 0, new ArrayList<>(), tripWithStopTimes, tripUpdate.getTrip());
    });
    gtfsReader.wireUpStops();
    return new RealtimeFeed(staticGtfs, feed, agency, feedMessage, blockedEdges, delaysForBoardEdges, delaysForAlightEdges, additionalEdges, tripDescriptors, stopSequences, operatingDayPatterns);
}

Example 4 with GTFSFeed

use of com.conveyal.gtfs.GTFSFeed in project OpenTripPlanner by opentripplanner.

the class FakeGraph method addTransitBidirectional.

/**
 * Add transit (in both directions) to a Columbus graph
 */
public static void addTransitBidirectional(Graph gg) throws Exception {
    // using conveyal GTFS lib to build GTFS so a lot of code does not have to be rewritten later
    // once we're using the conveyal GTFS lib for everything we ought to be able to do this
    // without even writing out the GTFS to a file.
    GTFSFeed feed = new GTFSFeed();
    Agency a = createDummyAgency("agency", "Agency", "America/New_York");
    feed.agency.put("agency", a);
    Route r = new Route();
    r.route_short_name = "1";
    r.route_long_name = "High Street";
    r.route_type = 3;
    r.agency = a;
    r.route_id = "route";
    feed.routes.put(r.route_id, r);
    Service s = createDummyService();
    feed.services.put(s.service_id, s);
    com.conveyal.gtfs.model.Stop s1 = new com.conveyal.gtfs.model.Stop();
    s1.stop_id = s1.stop_name = "s1";
    s1.stop_lat = 40.2182;
    s1.stop_lon = -83.0889;
    feed.stops.put(s1.stop_id, s1);
    com.conveyal.gtfs.model.Stop s2 = new com.conveyal.gtfs.model.Stop();
    s2.stop_id = s2.stop_name = "s2";
    s2.stop_lat = 39.9621;
    s2.stop_lon = -83.0007;
    feed.stops.put(s2.stop_id, s2);
    // make timetabled trips
    for (int departure = 7 * 3600; departure < 20 * 3600; departure += FREQUENCY) {
        Trip t = new Trip();
        t.trip_id = "trip" + departure;
        t.service = s;
        t.route = r;
        t.direction_id = 0;
        feed.trips.put(t.trip_id, t);
        StopTime st1 = new StopTime();
        st1.trip_id = t.trip_id;
        st1.arrival_time = departure;
        st1.departure_time = departure;
        st1.stop_id = s1.stop_id;
        st1.stop_sequence = 1;
        feed.stop_times.put(new Fun.Tuple2(st1.trip_id, st1.stop_sequence), st1);
        StopTime st2 = new StopTime();
        st2.trip_id = t.trip_id;
        st2.arrival_time = departure + TRAVEL_TIME;
        st2.departure_time = departure + TRAVEL_TIME;
        st2.stop_sequence = 2;
        st2.stop_id = s2.stop_id;
        feed.stop_times.put(new Fun.Tuple2(st2.trip_id, st2.stop_sequence), st2);
        // opposite direction
        t = new Trip();
        t.trip_id = "trip_back" + departure;
        t.service = s;
        t.route = r;
        t.direction_id = 1;
        feed.trips.put(t.trip_id, t);
        st1 = new StopTime();
        st1.trip_id = t.trip_id;
        st1.arrival_time = departure;
        st1.departure_time = departure;
        st1.stop_id = s2.stop_id;
        st1.stop_sequence = 1;
        feed.stop_times.put(new Fun.Tuple2(st1.trip_id, st1.stop_sequence), st1);
        st2 = new StopTime();
        st2.trip_id = t.trip_id;
        st2.arrival_time = departure + TRAVEL_TIME;
        st2.departure_time = departure + TRAVEL_TIME;
        st2.stop_sequence = 2;
        st2.stop_id = s1.stop_id;
        feed.stop_times.put(new Fun.Tuple2(st2.trip_id, st2.stop_sequence), st2);
    }
    File tempFile = File.createTempFile("gtfs", ".zip");
    feed.toFile(tempFile.getAbsolutePath());
    // phew. load it into the graph.
    GtfsModule gtfs = new GtfsModule(Arrays.asList(new GtfsBundle(tempFile)));
    gtfs.buildGraph(gg, new HashMap<>());
}

Example 5 with GTFSFeed

use of com.conveyal.gtfs.GTFSFeed in project OpenTripPlanner by opentripplanner.

the class FakeGraph method addPerpendicularRoutes.

public static void addPerpendicularRoutes(Graph graph) throws Exception {
    GTFSFeed feed = new GTFSFeed();
    Agency agencyA = createDummyAgency("agencyA", "Agency A", "America/New_York");
    feed.agency.put("agencyA", agencyA);
    Agency agencyB = createDummyAgency("agencyB", "Agency B", "America/New_York");
    feed.agency.put("agencyB", agencyB);
    Service s = createDummyService();
    feed.services.put(s.service_id, s);
    int stopIdX = 0;
    int stopIdY = 0;
    for (double lat = 39.9058; lat < 40.0281; lat += 0.005) {
        stopIdX = 0;
        for (double lon = -83.1341; lon < -82.8646; lon += 0.005) {
            com.conveyal.gtfs.model.Stop stop = new com.conveyal.gtfs.model.Stop();
            stop.stop_id = stop.stop_name = String.format("s-%d-%d", stopIdX, stopIdY);
            stop.stop_lat = lat;
            stop.stop_lon = lon;
            feed.stops.put(stop.stop_id, stop);
            stopIdX++;
        }
        stopIdY++;
    }
    for (int i = 0; i < stopIdY; i++) {
        Route route = new Route();
        route.route_short_name = "hr" + i;
        route.route_long_name = i + "th Horizontal Street";
        route.route_type = Route.BUS;
        route.agency = agencyA;
        route.route_id = "horizontalroute" + i;
        feed.routes.put(route.route_id, route);
    }
    for (int i = 0; i < stopIdX; i++) {
        Route route = new Route();
        route.route_short_name = "vr" + i;
        route.route_long_name = i + "th Vertical Street";
        route.route_type = Route.TRAM;
        route.agency = agencyB;
        route.route_id = "verticalroute" + i;
        feed.routes.put(route.route_id, route);
    }
    Map<String, Route> routes = feed.routes;
    com.conveyal.gtfs.model.Stop stop;
    for (Route route : routes.values()) {
        int routeId = Integer.parseInt(route.route_short_name.substring(2));
        int x, y;
        boolean isHorizontal = route.route_short_name.startsWith("hr");
        for (int departure = 7 * 3600; departure < 20 * 3600; departure += FREQUENCY) {
            Trip t = new Trip();
            t.trip_id = "trip:" + route.route_id + ":" + departure;
            t.service = s;
            t.route = route;
            feed.trips.put(t.trip_id, t);
            int departureTime = departure;
            int nrOfStops = (isHorizontal ? stopIdX : stopIdY);
            for (int stopSequenceNr = 0; stopSequenceNr < nrOfStops; stopSequenceNr++) {
                x = (isHorizontal ? stopSequenceNr : routeId);
                y = (isHorizontal ? routeId : stopSequenceNr);
                stop = feed.stops.get(String.format("s-%d-%d", x, y));
                StopTime st1 = new StopTime();
                st1.trip_id = t.trip_id;
                st1.arrival_time = departureTime;
                st1.departure_time = departureTime;
                st1.stop_id = stop.stop_id;
                st1.stop_sequence = stopSequenceNr + 1;
                feed.stop_times.put(new Fun.Tuple2(st1.trip_id, st1.stop_sequence), st1);
                // connect last stop to first so graph is fully reachable
                if (stopSequenceNr == 0) {
                    StopTime stopTime = new StopTime();
                    stopTime.trip_id = t.trip_id;
                    stopTime.arrival_time = departureTime + nrOfStops * 120 + 30 * 60;
                    stopTime.departure_time = departureTime + nrOfStops * 120 + 30 * 60;
                    stopTime.stop_id = stop.stop_id;
                    stopTime.stop_sequence = stopSequenceNr + 1 + nrOfStops;
                    feed.stop_times.put(new Fun.Tuple2(stopTime.trip_id, stopTime.stop_sequence), stopTime);
                }
                departureTime += 120;
            }
        }
    }
    File tempFile = File.createTempFile("gtfs", ".zip");
    feed.toFile(tempFile.getAbsolutePath());
    // phew. load it into the graph.
    GtfsModule gtfs = new GtfsModule(Arrays.asList(new GtfsBundle(tempFile)));
    gtfs.buildGraph(graph, new HashMap<>());
}