Examples with FeedMessage com.google.transit.realtime.GtfsRealtime.FeedMessage used on opensource projects

Example 6 with FeedMessage

use of com.google.transit.realtime.GtfsRealtime.FeedMessage in project onebusaway-application-modules by camsys.

the class GtfsRtProxyAction method getFeedMessage.

private FeedMessage getFeedMessage(String url) {
    try {
        CloseableHttpClient httpclient = HttpClients.createDefault();
        HttpGet request = new HttpGet(url);
        CloseableHttpResponse response = httpclient.execute(request);
        InputStream is = response.getEntity().getContent();
        FeedMessage message = FeedMessage.parseFrom(is, _registry);
        httpclient.close();
        return message;
    } catch (Exception e) {
        _log.error("Error retrieving trip updates: " + e);
    }
    return null;
}

Example 7 with FeedMessage

use of com.google.transit.realtime.GtfsRealtime.FeedMessage in project onebusaway-application-modules by camsys.

the class AlertsFromRssResource method getAll.

@Path("/service-alerts")
@GET
@Produces("application/x-google-protobuff")
public Response getAll() {
    final FeedMessage serviceAlertFeed = _alertsService.getServlceAlertFeed();
    if (serviceAlertFeed == null) {
        return Response.ok().build();
    }
    StreamingOutput stream = new StreamingOutput() {

        @Override
        public void write(OutputStream os) throws IOException, WebApplicationException {
            // Service Alerts know how to write themselves as protocol buffers
            serviceAlertFeed.writeTo(os);
        }
    };
    Response response = Response.ok(stream).build();
    return response;
}

Example 8 with FeedMessage

use of com.google.transit.realtime.GtfsRealtime.FeedMessage in project onebusaway-application-modules by camsys.

the class GtfsRealtimeArchiverTask method update.

public void update() throws IOException {
    FeedMessage tripUpdates = readOrReturnDefault(_tripUpdatesUrl);
    FeedMessage vehiclePositions = readOrReturnDefault(_vehiclePositionsUrl);
    FeedMessage alerts = readOrReturnDefault(_alertsUrl);
    _feedService.readTripUpdates(tripUpdates, _entitySource);
    _feedService.readVehiclePositions(vehiclePositions, _entitySource);
    _feedService.readAlerts(alerts, _entitySource);
}

Example 9 with FeedMessage

use of com.google.transit.realtime.GtfsRealtime.FeedMessage in project onebusaway-application-modules by camsys.

the class GtfsRealtimeController method vehiclePositions.

@RequestMapping(value = "/gtfs-realtime/vehicle-positions.action")
public void vehiclePositions(ServletRequest request, HttpServletResponse response) throws IOException {
    FeedMessage vehiclePositions = _gtfsRealtimeService.getVehiclePositions();
    render(request, response, vehiclePositions);
}

Example 10 with FeedMessage

use of com.google.transit.realtime.GtfsRealtime.FeedMessage in project OpenTripPlanner by opentripplanner.

the class GtfsTest method setUp.

protected void setUp() {
    File gtfs = new File("src/test/resources/" + getFeedName());
    File gtfsRealTime = new File("src/test/resources/" + getFeedName() + ".pb");
    GtfsBundle gtfsBundle = new GtfsBundle(gtfs);
    feedId = new GtfsFeedId.Builder().id("FEED").build();
    gtfsBundle.setFeedId(feedId);
    List<GtfsBundle> gtfsBundleList = Collections.singletonList(gtfsBundle);
    GtfsModule gtfsGraphBuilderImpl = new GtfsModule(gtfsBundleList);
    alertsUpdateHandler = new AlertsUpdateHandler();
    graph = new Graph();
    router = new Router("TEST", graph);
    gtfsBundle.setTransfersTxtDefinesStationPaths(true);
    gtfsGraphBuilderImpl.buildGraph(graph, null);
    // Set the agency ID to be used for tests to the first one in the feed.
    agencyId = graph.getAgencies(feedId.getId()).iterator().next().getId();
    System.out.printf("Set the agency ID for this test to %s\n", agencyId);
    graph.index(new DefaultStreetVertexIndexFactory());
    timetableSnapshotSource = new TimetableSnapshotSource(graph);
    timetableSnapshotSource.purgeExpiredData = (false);
    graph.timetableSnapshotSource = (timetableSnapshotSource);
    alertPatchServiceImpl = new AlertPatchServiceImpl(graph);
    alertsUpdateHandler.setAlertPatchService(alertPatchServiceImpl);
    alertsUpdateHandler.setFeedId(feedId.getId());
    try {
        final boolean fullDataset = false;
        InputStream inputStream = new FileInputStream(gtfsRealTime);
        FeedMessage feedMessage = FeedMessage.PARSER.parseFrom(inputStream);
        List<FeedEntity> feedEntityList = feedMessage.getEntityList();
        List<TripUpdate> updates = new ArrayList<TripUpdate>(feedEntityList.size());
        for (FeedEntity feedEntity : feedEntityList) {
            updates.add(feedEntity.getTripUpdate());
        }
        timetableSnapshotSource.applyTripUpdates(graph, fullDataset, updates, feedId.getId());
        alertsUpdateHandler.update(feedMessage);
    } catch (Exception exception) {
    }
}