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

Example 41 with DeviceSession

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

the class ThinkRaceProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ChannelBuffer buf = (ChannelBuffer) msg;
    // header
    buf.skipBytes(2);
    ChannelBuffer id = buf.readBytes(12);
    // separator
    buf.readUnsignedByte();
    int type = buf.readUnsignedByte();
    // length
    buf.readUnsignedShort();
    if (type == MSG_LOGIN) {
        // 0x00 - heartbeat
        int command = buf.readUnsignedByte();
        if (command == 0x01) {
            String imei = buf.toString(buf.readerIndex(), 15, StandardCharsets.US_ASCII);
            DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
            if (deviceSession != null && channel != null) {
                ChannelBuffer response = ChannelBuffers.dynamicBuffer();
                // header
                response.writeByte(0x48);
                // header
                response.writeByte(0x52);
                response.writeBytes(id);
                // separator
                response.writeByte(0x2c);
                response.writeByte(type);
                // length
                response.writeShort(0x0002);
                response.writeShort(0x8000);
                // checksum
                response.writeShort(0x0000);
                channel.write(response);
            }
        }
    } else if (type == MSG_GPS) {
        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
        if (deviceSession == null) {
            return null;
        }
        Position position = new Position(getProtocolName());
        position.setDeviceId(deviceSession.getDeviceId());
        position.setTime(new Date(buf.readUnsignedInt() * 1000));
        int flags = buf.readUnsignedByte();
        position.setValid(true);
        position.setLatitude(convertCoordinate(buf.readUnsignedInt(), !BitUtil.check(flags, 0)));
        position.setLongitude(convertCoordinate(buf.readUnsignedInt(), !BitUtil.check(flags, 1)));
        position.setSpeed(buf.readUnsignedByte());
        position.setCourse(buf.readUnsignedByte());
        position.setNetwork(new Network(CellTower.fromLacCid(buf.readUnsignedShort(), buf.readUnsignedShort())));
        return position;
    }
    return null;
}

Example 42 with DeviceSession

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

the class Tk102ProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ChannelBuffer buf = (ChannelBuffer) msg;
    // header
    buf.skipBytes(1);
    int type = buf.readUnsignedByte();
    ChannelBuffer dataSequence = buf.readBytes(10);
    int length = buf.readUnsignedByte();
    if (type == MSG_LOGIN_REQUEST || type == MSG_LOGIN_REQUEST_2) {
        ChannelBuffer data = buf.readBytes(length);
        String id;
        if (type == MSG_LOGIN_REQUEST) {
            id = data.toString(StandardCharsets.US_ASCII);
        } else {
            id = data.copy(1, 15).toString(StandardCharsets.US_ASCII);
        }
        if (getDeviceSession(channel, remoteAddress, id) != null) {
            ChannelBuffer response = ChannelBuffers.dynamicBuffer();
            response.writeByte(MODE_GPRS);
            response.writeBytes(data);
            sendResponse(channel, MSG_LOGIN_RESPONSE, dataSequence, response);
        }
    } else if (type == MSG_HEARTBEAT_REQUEST) {
        sendResponse(channel, MSG_HEARTBEAT_RESPONSE, dataSequence, buf.readBytes(length));
    } else {
        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
        if (deviceSession == null) {
            return null;
        }
        Parser parser = new Parser(PATTERN, buf.readBytes(length).toString(StandardCharsets.US_ASCII));
        if (!parser.matches()) {
            return null;
        }
        Position position = new Position(getProtocolName());
        position.setDeviceId(deviceSession.getDeviceId());
        DateBuilder dateBuilder = new DateBuilder().setTime(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));
        dateBuilder.setDateReverse(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
        position.setTime(dateBuilder.getDate());
        return position;
    }
    return null;
}

Example 43 with DeviceSession

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

the class Tlt2hProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    String sentence = (String) msg;
    sentence = sentence.trim();
    String header = sentence.substring(0, sentence.indexOf('\r'));
    Parser parser = new Parser(PATTERN_HEADER, header);
    if (!parser.matches()) {
        return null;
    }
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
    if (deviceSession == null) {
        return null;
    }
    String status = parser.next();
    String[] messages = sentence.substring(sentence.indexOf('\n') + 1).split("\r\n");
    List<Position> positions = new LinkedList<>();
    for (String message : messages) {
        parser = new Parser(PATTERN_POSITION, message);
        if (parser.matches()) {
            Position position = new Position(getProtocolName());
            position.setDeviceId(deviceSession.getDeviceId());
            // base station info
            parser.next();
            DateBuilder dateBuilder = new DateBuilder().setTime(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());
            decodeStatus(position, status);
            positions.add(position);
        }
    }
    return positions;
}

Example 44 with DeviceSession

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

the class Tr900ProtocolDecoder 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.setValid(parser.nextInt(0) == 1);
    position.setTime(parser.nextDateTime());
    position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN));
    position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN));
    position.setSpeed(parser.nextDouble(0));
    position.setCourse(parser.nextDouble(0));
    position.set(Position.KEY_RSSI, parser.nextDouble());
    position.set(Position.KEY_EVENT, parser.nextInt(0));
    position.set(Position.PREFIX_ADC + 1, parser.nextInt(0));
    position.set(Position.KEY_BATTERY, parser.nextInt(0));
    position.set(Position.KEY_INPUT, parser.next());
    position.set(Position.KEY_STATUS, parser.next());
    return position;
}

Example 45 with DeviceSession

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

the class TrakMateProtocolDecoder method decodePer.

private Object decodePer(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    Parser parser = new Parser(PATTERN_PER, (String) msg);
    if (!parser.matches()) {
        return null;
    }
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
    if (deviceSession == null) {
        return null;
    }
    Position position = new Position(getProtocolName());
    position.setDeviceId(deviceSession.getDeviceId());
    // seq
    parser.next();
    position.setLatitude(parser.nextDouble(0));
    position.setLongitude(parser.nextDouble(0));
    position.setTime(parser.nextDateTime(Parser.DateTimeFormat.HMS_DMY));
    position.setSpeed(parser.nextDouble(0));
    position.setCourse(parser.nextDouble(0));
    position.set(Position.KEY_IGNITION, parser.nextInt(0) == 1);
    position.set("dop1", parser.next());
    position.set("dop2", parser.next());
    position.set(Position.KEY_INPUT, parser.next());
    position.set(Position.KEY_BATTERY, parser.nextDouble(0));
    position.set(Position.KEY_POWER, parser.nextDouble());
    position.set(Position.KEY_ODOMETER, parser.nextDouble(0));
    position.set("pulseOdometer", parser.next());
    position.set(Position.KEY_STATUS, parser.nextInt(0));
    position.setValid(parser.nextInt(0) != 0);
    position.set(Position.KEY_ARCHIVE, parser.nextInt(0) == 1);
    return position;
}