Apparently a newer version has been deployed:
https://groups.google.com/d/msg/transit-developers/MbGRNM9keJ8/577Le0zwrGQJ
Am Montag, 14. April 2014 19:03:01 UTC-4 schrieb Daniel:
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> Hi,
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> I am currently trying to decode a vehiclePositions.pb file and saving it
> into a postgres database table. It worked so far until last week. The table
> has following columns:
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> *CREATE TABLE vehicle_positions( trip_id integer, lat real, lon real,
> curr_stop_seq smallint, curr_status text, stop_id integer, timestmp
> timestamp with time zone)*
> The java-code looks as follows:
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> *private static List<VehiclePosition> onMessage(byte[] message, Date
> date) { FeedMessage feedMessage = null; List<FeedEntity>
> feedEntityList = null; List<VehiclePosition> pos = null;
> try { // Decode message into List of VehiclePositions
> feedMessage = FeedMessage.PARSER.parseFrom(message);
> feedEntityList = feedMessage.getEntityList(); pos = new
> ArrayList<VehiclePosition>(feedEntityList.size());
> DatabaseConnection.openDatabaseConnection();
> System.out.println("Start INSERT into DB: " + new Timestamp(new
> Date().getTime())); for (FeedEntity feedEntity :
> feedEntityList) { if
> (feedEntity.hasVehicle()){
> pos.add(feedEntity.getVehicle());
> System.out.println(feedEntity.getVehicle().getTrip() + ", " +
> feedEntity.getVehicle().getPosition()+"\n"); // INFORMATION ABOUT
> POSITION AVAILABLE, BUT NO TRIP INFORMATION
> //DatabaseConnection.saveVehiclePositionIntoDB(feedEntity.getVehicle(),
> date); } }
> } catch (InvalidProtocolBufferException e) {
> System.out.println("Could not decode gtfs-rt message: " + e); }
> DatabaseConnection.closeDatabaseConnection(); if (pos != null &&
> pos.size() > 0) { // do something }
> System.out.println("Finished INSERT into DB: " + new Timestamp(new
> Date().getTime())); return pos; }*
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> The byte[] message is gathered by the following method:
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> *private static byte[] convertToByteArray(File file) throws Exception,
> IOException, UnsupportedEncodingException { FileInputStream
> fileInputStream = new FileInputStream(file); byte[] data = new
> byte[(int) file.length()]; fileInputStream.read(data);
> fileInputStream.close(); return data; }*
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> Until last week, all information about position, stop_ID,
> current_stop_sequence and the trip_ID was available, when I'm executing the
> code now, the feedEntity contains all information but the trip_ID. I
> checked all classes, created the proto.java using protoc again, also tried
> to debug it, but there is no information about the trip_ID and I don't know
> why. The vehiclePositions.pb file will be gathered from
> http://gtfs.ovapi.nl/new/. Can anybody give tips to locate the problem?
>
> Thanks,
> Daniel
>
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