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

Example 66 with NetworkMessage

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

the class PricolProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ByteBuf buf = (ByteBuf) msg;
    // header
    buf.readUnsignedByte();
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, buf.readSlice(7).toString(StandardCharsets.US_ASCII));
    if (deviceSession == null) {
        return null;
    }
    Position position = new Position(getProtocolName());
    position.setDeviceId(deviceSession.getDeviceId());
    position.set("eventType", buf.readUnsignedByte());
    position.set("packetVersion", buf.readUnsignedByte());
    position.set(Position.KEY_STATUS, buf.readUnsignedByte());
    position.set(Position.KEY_RSSI, buf.readUnsignedByte());
    position.set(Position.KEY_GPS, buf.readUnsignedByte());
    position.setTime(new DateBuilder().setDateReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()).setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()).getDate());
    position.setValid(true);
    double lat = buf.getUnsignedShort(buf.readerIndex()) / 100;
    lat += (buf.readUnsignedShort() % 100 * 10000 + buf.readUnsignedShort()) / 600000.0;
    position.setLatitude(buf.readUnsignedByte() == 'S' ? -lat : lat);
    double lon = buf.getUnsignedMedium(buf.readerIndex()) / 100;
    lon += (buf.readUnsignedMedium() % 100 * 10000 + buf.readUnsignedShort()) / 600000.0;
    position.setLongitude(buf.readUnsignedByte() == 'W' ? -lon : lon);
    position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
    position.set(Position.KEY_INPUT, buf.readUnsignedShort());
    position.set(Position.KEY_OUTPUT, buf.readUnsignedByte());
    position.set("analogAlerts", buf.readUnsignedByte());
    position.set("customAlertTypes", buf.readUnsignedShort());
    for (int i = 1; i <= 5; i++) {
        position.set(Position.PREFIX_ADC + i, buf.readUnsignedShort());
    }
    position.set(Position.KEY_ODOMETER, buf.readUnsignedMedium());
    position.set(Position.KEY_RPM, buf.readUnsignedShort());
    if (channel != null) {
        channel.writeAndFlush(new NetworkMessage(Unpooled.copiedBuffer("ACK", StandardCharsets.US_ASCII), remoteAddress));
    }
    return position;
}

Example 67 with NetworkMessage

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

the class SviasProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    if (channel != null) {
        channel.writeAndFlush(new NetworkMessage("@", remoteAddress));
    }
    Parser parser = new Parser(PATTERN, (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());
    position.setTime(parser.nextDateTime(Parser.DateTimeFormat.DMY_HMS));
    position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN_MIN));
    position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG_MIN_MIN));
    position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble() * 0.01));
    position.setCourse(parser.nextDouble() * 0.01);
    position.set(Position.KEY_ODOMETER, parser.nextInt() * 100);
    int input = parser.nextInt();
    int output = parser.nextInt();
    position.set(Position.KEY_ALARM, BitUtil.check(input, 0) ? Position.ALARM_SOS : null);
    position.set(Position.KEY_IGNITION, BitUtil.check(input, 4));
    position.setValid(BitUtil.check(output, 0));
    position.set(Position.KEY_POWER, parser.nextInt() * 0.001);
    position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt());
    position.set(Position.KEY_RSSI, parser.nextInt());
    return position;
}

Example 68 with NetworkMessage

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

the class ArnaviBinaryProtocolDecoder method sendResponse.

private void sendResponse(Channel channel, byte version, int index) {
    if (channel != null) {
        ByteBuf response = Unpooled.buffer();
        response.writeByte(0x7b);
        if (version == HEADER_VERSION_1) {
            response.writeByte(0x00);
            response.writeByte((byte) index);
        } else if (version == HEADER_VERSION_2) {
            response.writeByte(0x04);
            response.writeByte(0x00);
            ByteBuffer time = ByteBuffer.allocate(4).putInt((int) (System.currentTimeMillis() / 1000));
            ((Buffer) time).position(0);
            response.writeByte(Checksum.modulo256(time.slice()));
            response.writeBytes(time);
        }
        response.writeByte(0x7d);
        channel.writeAndFlush(new NetworkMessage(response, channel.remoteAddress()));
    }
}

Example 69 with NetworkMessage

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

the class AstraProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ByteBuf buf = (ByteBuf) msg;
    if (channel != null) {
        channel.writeAndFlush(new NetworkMessage(Unpooled.wrappedBuffer(new byte[] { 0x06 }), remoteAddress));
    }
    // protocol
    buf.readUnsignedByte();
    // length
    buf.readUnsignedShort();
    String imei = String.format("%08d", buf.readUnsignedInt()) + String.format("%07d", buf.readUnsignedMedium());
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
    if (deviceSession == null) {
        return null;
    }
    List<Position> positions = new LinkedList<>();
    while (buf.readableBytes() > 2) {
        Position position = new Position(getProtocolName());
        position.setDeviceId(deviceSession.getDeviceId());
        // index
        buf.readUnsignedByte();
        position.setValid(true);
        position.setLatitude(buf.readInt() * 0.000001);
        position.setLongitude(buf.readInt() * 0.000001);
        DateBuilder dateBuilder = new DateBuilder().setDate(1980, 1, 6).addMillis(buf.readUnsignedInt() * 1000L);
        position.setTime(dateBuilder.getDate());
        position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte() * 2));
        position.setCourse(buf.readUnsignedByte() * 2);
        int reason = buf.readUnsignedMedium();
        position.set(Position.KEY_EVENT, reason);
        int status = buf.readUnsignedShort();
        position.set(Position.KEY_STATUS, status);
        position.set(Position.PREFIX_IO + 1, buf.readUnsignedByte());
        position.set(Position.PREFIX_ADC + 1, buf.readUnsignedByte());
        position.set(Position.KEY_BATTERY, buf.readUnsignedByte());
        position.set(Position.KEY_POWER, buf.readUnsignedByte());
        // max journey speed
        buf.readUnsignedByte();
        // accelerometer
        buf.skipBytes(6);
        position.set(Position.KEY_ODOMETER_TRIP, buf.readUnsignedShort());
        // journey idle time
        buf.readUnsignedShort();
        position.setAltitude(buf.readUnsignedByte() * 20);
        int quality = buf.readUnsignedByte();
        position.set(Position.KEY_SATELLITES, quality & 0xf);
        position.set(Position.KEY_RSSI, quality >> 4);
        // geofence events
        buf.readUnsignedByte();
        if (BitUtil.check(status, 8)) {
            position.set(Position.KEY_DRIVER_UNIQUE_ID, buf.readSlice(7).toString(StandardCharsets.US_ASCII));
            position.set(Position.KEY_ODOMETER, buf.readUnsignedMedium() * 1000);
            position.set(Position.KEY_HOURS, UnitsConverter.msFromHours(buf.readUnsignedShort()));
        }
        if (BitUtil.check(status, 6)) {
            LOGGER.warn("Extension data is not supported");
            return position;
        }
        positions.add(position);
    }
    return positions;
}

Example 70 with NetworkMessage

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

the class AnytrekProtocolDecoder method sendResponse.

private void sendResponse(Channel channel, SocketAddress remoteAddress, int type) {
    if (channel != null) {
        ByteBuf response = Unpooled.buffer();
        response.writeShort(0x7878);
        // length
        response.writeShortLE(1 + 1 + 2 + 1 + 2);
        response.writeByte(type);
        // error
        response.writeByte(0);
        // report interval
        response.writeShortLE(0);
        // clear alarm
        response.writeByte(0);
        // checksum
        response.writeShortLE(0);
        response.writeByte('\r');
        response.writeByte('\n');
        channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
    }
}