Examples with DeviceSession org.traccar.DeviceSession used on opensource projects

Example 11 with DeviceSession

use of org.traccar.DeviceSession in project traccar by tananaev.

the class BceProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ChannelBuffer buf = (ChannelBuffer) msg;
    String imei = String.format("%015d", buf.readLong());
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
    if (deviceSession == null) {
        return null;
    }
    List<Position> positions = new LinkedList<>();
    while (buf.readableBytes() > 1) {
        int dataEnd = buf.readUnsignedShort() + buf.readerIndex();
        int type = buf.readUnsignedByte();
        int confirmKey = buf.readUnsignedByte() & 0x7F;
        while (buf.readerIndex() < dataEnd) {
            Position position = new Position(getProtocolName());
            position.setDeviceId(deviceSession.getDeviceId());
            int structEnd = buf.readUnsignedByte() + buf.readerIndex();
            long time = buf.readUnsignedInt();
            if ((time & 0x0f) == DATA_TYPE) {
                time = time >> 4 << 1;
                // 01/01/2008
                time += 0x47798280;
                position.setTime(new Date(time * 1000));
                // Read masks
                int mask;
                List<Integer> masks = new LinkedList<>();
                do {
                    mask = buf.readUnsignedShort();
                    masks.add(mask);
                } while (BitUtil.check(mask, 15));
                mask = masks.get(0);
                if (BitUtil.check(mask, 0)) {
                    position.setValid(true);
                    position.setLongitude(buf.readFloat());
                    position.setLatitude(buf.readFloat());
                    position.setSpeed(buf.readUnsignedByte());
                    int gps = buf.readUnsignedByte();
                    position.set(Position.KEY_SATELLITES, gps & 0xf);
                    position.set(Position.KEY_HDOP, gps >> 4);
                    position.setCourse(buf.readUnsignedByte());
                    position.setAltitude(buf.readUnsignedShort());
                    position.set(Position.KEY_ODOMETER, buf.readUnsignedInt());
                }
                if (BitUtil.check(mask, 1)) {
                    position.set(Position.KEY_INPUT, buf.readUnsignedShort());
                }
                for (int i = 1; i <= 8; i++) {
                    if (BitUtil.check(mask, i + 1)) {
                        position.set(Position.PREFIX_ADC + i, buf.readUnsignedShort());
                    }
                }
                if (BitUtil.check(mask, 10)) {
                    buf.skipBytes(4);
                }
                if (BitUtil.check(mask, 11)) {
                    buf.skipBytes(4);
                }
                if (BitUtil.check(mask, 12)) {
                    buf.skipBytes(2);
                }
                if (BitUtil.check(mask, 13)) {
                    buf.skipBytes(2);
                }
                if (BitUtil.check(mask, 14)) {
                    position.setNetwork(new Network(CellTower.from(buf.readUnsignedShort(), buf.readUnsignedByte(), buf.readUnsignedShort(), buf.readUnsignedShort(), buf.readUnsignedByte())));
                    buf.readUnsignedByte();
                }
                if (BitUtil.check(mask, 0)) {
                    positions.add(position);
                }
            }
            buf.readerIndex(structEnd);
        }
        // Send response
        if (type == MSG_ASYNC_STACK && channel != null) {
            ChannelBuffer response = ChannelBuffers.buffer(ByteOrder.LITTLE_ENDIAN, 8 + 2 + 2 + 1);
            response.writeLong(Long.parseLong(imei));
            response.writeShort(2);
            response.writeByte(MSG_STACK_COFIRM);
            response.writeByte(confirmKey);
            int checksum = 0;
            for (int i = 0; i < response.writerIndex(); i++) {
                checksum += response.getUnsignedByte(i);
            }
            response.writeByte(checksum);
            channel.write(response);
        }
    }
    return positions;
}

Example 12 with DeviceSession

use of org.traccar.DeviceSession in project traccar by tananaev.

the class BlackKiteProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ChannelBuffer buf = (ChannelBuffer) msg;
    // header
    buf.readUnsignedByte();
    int length = (buf.readUnsignedShort() & 0x7fff) + 3;
    List<Position> positions = new LinkedList<>();
    Set<Integer> tags = new HashSet<>();
    boolean hasLocation = false;
    Position position = new Position(getProtocolName());
    while (buf.readerIndex() < length) {
        // Check if new message started
        int tag = buf.readUnsignedByte();
        if (tags.contains(tag)) {
            if (hasLocation && position.getFixTime() != null) {
                positions.add(position);
            }
            tags.clear();
            hasLocation = false;
            position = new Position(getProtocolName());
        }
        tags.add(tag);
        switch(tag) {
            case TAG_IMEI:
                getDeviceSession(channel, remoteAddress, buf.readBytes(15).toString(StandardCharsets.US_ASCII));
                break;
            case TAG_DATE:
                position.setTime(new Date(buf.readUnsignedInt() * 1000));
                break;
            case TAG_COORDINATES:
                hasLocation = true;
                position.setValid((buf.readUnsignedByte() & 0xf0) == 0x00);
                position.setLatitude(buf.readInt() / 1000000.0);
                position.setLongitude(buf.readInt() / 1000000.0);
                break;
            case TAG_SPEED_COURSE:
                position.setSpeed(buf.readUnsignedShort() * 0.0539957);
                position.setCourse(buf.readUnsignedShort() * 0.1);
                break;
            case TAG_ALTITUDE:
                position.setAltitude(buf.readShort());
                break;
            case TAG_STATUS:
                int status = buf.readUnsignedShort();
                position.set(Position.KEY_IGNITION, BitUtil.check(status, 9));
                if (BitUtil.check(status, 15)) {
                    position.set(Position.KEY_ALARM, Position.ALARM_GENERAL);
                }
                position.set(Position.KEY_CHARGE, BitUtil.check(status, 2));
                break;
            case TAG_DIGITAL_INPUTS:
                int input = buf.readUnsignedShort();
                for (int i = 0; i < 16; i++) {
                    position.set(Position.PREFIX_IO + (i + 1), BitUtil.check(input, i));
                }
                break;
            case TAG_DIGITAL_OUTPUTS:
                int output = buf.readUnsignedShort();
                for (int i = 0; i < 16; i++) {
                    position.set(Position.PREFIX_IO + (i + 17), BitUtil.check(output, i));
                }
                break;
            case TAG_INPUT_VOLTAGE1:
                position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShort() / 1000.0);
                break;
            case TAG_INPUT_VOLTAGE2:
                position.set(Position.PREFIX_ADC + 2, buf.readUnsignedShort() / 1000.0);
                break;
            case TAG_INPUT_VOLTAGE3:
                position.set(Position.PREFIX_ADC + 3, buf.readUnsignedShort() / 1000.0);
                break;
            case TAG_INPUT_VOLTAGE4:
                position.set(Position.PREFIX_ADC + 4, buf.readUnsignedShort() / 1000.0);
                break;
            case TAG_XT1:
            case TAG_XT2:
            case TAG_XT3:
                buf.skipBytes(16);
                break;
            default:
                break;
        }
    }
    if (hasLocation && position.getFixTime() != null) {
        positions.add(position);
    }
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
    if (deviceSession == null) {
        return null;
    }
    sendReply(channel, buf.readUnsignedShort());
    for (Position p : positions) {
        p.setDeviceId(deviceSession.getDeviceId());
    }
    if (positions.isEmpty()) {
        return null;
    }
    return positions;
}

Example 13 with DeviceSession

use of org.traccar.DeviceSession in project traccar by tananaev.

the class CalAmpProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ChannelBuffer buf = (ChannelBuffer) msg;
    if (BitUtil.check(buf.getByte(buf.readerIndex()), 7)) {
        int content = buf.readUnsignedByte();
        if (BitUtil.check(content, 0)) {
            String id = ChannelBuffers.hexDump(buf.readBytes(buf.readUnsignedByte()));
            getDeviceSession(channel, remoteAddress, id);
        }
        if (BitUtil.check(content, 1)) {
            // identifier type
            buf.skipBytes(buf.readUnsignedByte());
        }
        if (BitUtil.check(content, 2)) {
            // authentication
            buf.skipBytes(buf.readUnsignedByte());
        }
        if (BitUtil.check(content, 3)) {
            // routing
            buf.skipBytes(buf.readUnsignedByte());
        }
        if (BitUtil.check(content, 4)) {
            // forwarding
            buf.skipBytes(buf.readUnsignedByte());
        }
        if (BitUtil.check(content, 5)) {
            // response redirection
            buf.skipBytes(buf.readUnsignedByte());
        }
    }
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
    if (deviceSession == null) {
        return null;
    }
    int service = buf.readUnsignedByte();
    int type = buf.readUnsignedByte();
    int index = buf.readUnsignedShort();
    if (service == SERVICE_ACKNOWLEDGED) {
        sendResponse(channel, remoteAddress, type, index, 0);
    }
    if (type == MSG_EVENT_REPORT || type == MSG_LOCATE_REPORT || type == MSG_MINI_EVENT_REPORT) {
        return decodePosition(deviceSession, type, buf);
    }
    return null;
}

Example 14 with DeviceSession

use of org.traccar.DeviceSession in project traccar by tananaev.

the class CarTrackProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    Parser parser = new Parser(PATTERN, (String) msg);
    if (!parser.matches()) {
        return null;
    }
    Position position = new Position(getProtocolName());
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
    if (deviceSession == null) {
        return null;
    }
    position.setDeviceId(deviceSession.getDeviceId());
    position.set(Position.KEY_COMMAND, parser.next());
    DateBuilder dateBuilder = new DateBuilder().setTime(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
    position.setValid(parser.next().equals("A"));
    position.setLatitude(parser.nextCoordinate());
    position.setLongitude(parser.nextCoordinate());
    position.setSpeed(parser.nextDouble(0));
    position.setCourse(parser.nextDouble(0));
    dateBuilder.setDateReverse(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
    position.setTime(dateBuilder.getDate());
    position.set(Position.PREFIX_IO + 1, parser.next());
    String odometer = parser.next();
    odometer = odometer.replace(":", "A");
    odometer = odometer.replace(";", "B");
    odometer = odometer.replace("<", "C");
    odometer = odometer.replace("=", "D");
    odometer = odometer.replace(">", "E");
    odometer = odometer.replace("?", "F");
    position.set(Position.KEY_ODOMETER, Integer.parseInt(odometer, 16));
    // there is no meaningful alarms
    parser.next();
    position.set(Position.PREFIX_ADC + 1, parser.next());
    return position;
}

Example 15 with DeviceSession

use of org.traccar.DeviceSession in project traccar by tananaev.

the class CarcellProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    Parser parser = new Parser(PATTERN, (String) msg);
    if (!parser.matches()) {
        return null;
    }
    Position position = new Position(getProtocolName());
    position.set(Position.KEY_ARCHIVE, parser.next().equals("%"));
    position.setValid(true);
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
    if (deviceSession == null) {
        return null;
    }
    position.setDeviceId(deviceSession.getDeviceId());
    if (parser.hasNext(8)) {
        position.setLatitude(parser.nextCoordinate(CoordinateFormat.HEM_DEG_MIN_MIN));
        position.setLongitude(parser.nextCoordinate(CoordinateFormat.HEM_DEG_MIN_MIN));
    }
    if (parser.hasNext(4)) {
        position.setLatitude(parser.nextCoordinate(CoordinateFormat.HEM_DEG));
        position.setLongitude(parser.nextCoordinate(CoordinateFormat.HEM_DEG));
    }
    position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt(0)));
    position.setCourse(parser.nextInt(0));
    if (parser.hasNext(3)) {
        position.set("x", parser.nextInt(0));
        position.set("y", parser.nextInt(0));
        position.set("z", parser.nextInt(0));
    }
    if (parser.hasNext(1)) {
        position.set(Position.KEY_ACCELERATION, parser.nextInt(0));
    }
    Double internalBattery = (parser.nextDouble(0) + 100d) * 0.0294d;
    position.set(Position.KEY_BATTERY, internalBattery);
    position.set(Position.KEY_RSSI, parser.nextInt(0));
    position.set("jamming", parser.next().equals("1"));
    position.set(Position.KEY_GPS, parser.nextInt(0));
    position.set("clockType", parser.next());
    position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
    position.set("blocked", parser.next().equals("1"));
    position.set(Position.KEY_IGNITION, parser.next().equals("1"));
    if (parser.hasNext(4)) {
        position.set("cloned", parser.next().equals("1"));
        // panic button status
        parser.next();
        String painelStatus = parser.next();
        if (painelStatus.equals("1")) {
            position.set(Position.KEY_ALARM, Position.ALARM_GENERAL);
        }
        position.set("painel", painelStatus.equals("2"));
        Double mainVoltage = parser.nextDouble(0) / 100d;
        position.set(Position.KEY_POWER, mainVoltage);
    }
    if (parser.hasNext(5)) {
        position.set("timeUntilDelivery", parser.nextInt(0));
        // panic button status
        parser.next();
        position.set(Position.KEY_INPUT, parser.next());
        Double mainVoltage = parser.nextDouble(0) / 100d;
        position.set(Position.KEY_POWER, mainVoltage);
        position.set("iccid", parser.next());
    }
    return position;
}