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

Example 16 with DeviceSession

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

the class DishaProtocolDecoder 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.next().equals("A"));
    position.setTime(parser.nextDateTime(Parser.DateTimeFormat.HMS_DMY));
    position.setLatitude(parser.nextCoordinate());
    position.setLongitude(parser.nextCoordinate());
    position.setSpeed(parser.nextDouble(0));
    position.setCourse(parser.nextDouble(0));
    position.set(Position.KEY_SATELLITES, parser.nextInt());
    position.set(Position.KEY_HDOP, parser.nextDouble());
    position.set(Position.KEY_RSSI, parser.nextDouble());
    position.set(Position.KEY_CHARGE, parser.nextInt(0) == 2);
    position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt(0));
    position.set(Position.PREFIX_ADC + 1, parser.nextInt(0));
    position.set(Position.PREFIX_ADC + 2, parser.nextInt(0));
    position.set(Position.KEY_ODOMETER, parser.nextDouble(0) * 1000);
    position.set(Position.KEY_INPUT, parser.next());
    return position;
}

Example 17 with DeviceSession

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

the class DmtProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ChannelBuffer buf = (ChannelBuffer) msg;
    // header
    buf.skipBytes(2);
    int type = buf.readUnsignedByte();
    int length = buf.readUnsignedShort();
    if (type == MSG_HELLO) {
        // device serial number
        buf.readUnsignedInt();
        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, buf.readBytes(15).toString(StandardCharsets.US_ASCII));
        ChannelBuffer response = ChannelBuffers.dynamicBuffer(ByteOrder.LITTLE_ENDIAN, 0);
        if (length == 51) {
            // reserved
            response.writeByte(0);
            // reserved
            response.writeInt(0);
        } else {
            response.writeInt((int) ((System.currentTimeMillis() - 1356998400000L) / 1000));
            // flags
            response.writeInt(deviceSession != null ? 0 : 1);
        }
        sendResponse(channel, MSG_HELLO_RESPONSE, response);
    } else if (type == MSG_COMMIT) {
        ChannelBuffer response = ChannelBuffers.dynamicBuffer(ByteOrder.LITTLE_ENDIAN, 0);
        // flags (success)
        response.writeByte(1);
        sendResponse(channel, MSG_COMMIT_RESPONSE, response);
    } else if (type == MSG_CANNED_REQUEST_1) {
        ChannelBuffer response = ChannelBuffers.dynamicBuffer(ByteOrder.LITTLE_ENDIAN, 0);
        response.writeBytes(new byte[12]);
        sendResponse(channel, MSG_CANNED_RESPONSE_1, response);
    } else if (type == MSG_CANNED_REQUEST_2) {
        sendResponse(channel, MSG_CANNED_RESPONSE_2, null);
    } else if (type == MSG_DATA_RECORD_64) {
        return decodeFixed64(channel, remoteAddress, buf);
    } else if (type == MSG_DATA_RECORD) {
        return decodeStandard(channel, remoteAddress, buf);
    }
    return null;
}

Example 18 with DeviceSession

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

the class DmtProtocolDecoder method decodeStandard.

private List<Position> decodeStandard(Channel channel, SocketAddress remoteAddress, ChannelBuffer buf) {
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
    if (deviceSession == null) {
        return null;
    }
    List<Position> positions = new LinkedList<>();
    while (buf.readable()) {
        int recordEnd = buf.readerIndex() + buf.readUnsignedShort();
        Position position = new Position(getProtocolName());
        position.setDeviceId(deviceSession.getDeviceId());
        position.set(Position.KEY_INDEX, buf.readUnsignedInt());
        // since 1 Jan 2013
        position.setDeviceTime(new Date(1356998400000L + buf.readUnsignedInt() * 1000));
        position.set(Position.KEY_EVENT, buf.readUnsignedByte());
        while (buf.readerIndex() < recordEnd) {
            int fieldId = buf.readUnsignedByte();
            int fieldLength = buf.readUnsignedByte();
            int fieldEnd = buf.readerIndex() + (fieldLength == 255 ? buf.readUnsignedShort() : fieldLength);
            if (fieldId == 0) {
                position.setFixTime(new Date(1356998400000L + buf.readUnsignedInt() * 1000));
                position.setLatitude(buf.readInt() * 0.0000001);
                position.setLongitude(buf.readInt() * 0.0000001);
                position.setAltitude(buf.readShort());
                position.setSpeed(UnitsConverter.knotsFromCps(buf.readUnsignedShort()));
                // speed accuracy
                buf.readUnsignedByte();
                position.setCourse(buf.readUnsignedByte() * 2);
                position.set(Position.KEY_PDOP, buf.readUnsignedByte() * 0.1);
                position.setAccuracy(buf.readUnsignedByte());
                position.setValid(buf.readUnsignedByte() != 0);
            } else if (fieldId == 2) {
                int input = buf.readInt();
                int output = buf.readUnsignedShort();
                int status = buf.readUnsignedShort();
                position.set(Position.KEY_IGNITION, BitUtil.check(input, 0));
                position.set(Position.KEY_INPUT, input);
                position.set(Position.KEY_OUTPUT, output);
                position.set(Position.KEY_STATUS, status);
            } else if (fieldId == 6) {
                while (buf.readerIndex() < fieldEnd) {
                    switch(buf.readUnsignedByte()) {
                        case 1:
                            position.set(Position.KEY_BATTERY, buf.readUnsignedShort() * 0.001);
                            break;
                        case 2:
                            position.set(Position.KEY_POWER, buf.readUnsignedShort() * 0.01);
                            break;
                        case 3:
                            position.set(Position.KEY_DEVICE_TEMP, buf.readShort() * 0.01);
                            break;
                        case 4:
                            position.set(Position.KEY_RSSI, buf.readUnsignedShort());
                            break;
                        case 5:
                            position.set("solarPower", buf.readUnsignedShort() * 0.001);
                            break;
                        default:
                            break;
                    }
                }
            }
            buf.readerIndex(fieldEnd);
        }
        if (position.getFixTime() == null) {
            getLastLocation(position, position.getDeviceTime());
        }
        positions.add(position);
    }
    return positions;
}

Example 19 with DeviceSession

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

the class EasyTrackProtocolDecoder 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());
    position.setValid(parser.next().equals("A"));
    DateBuilder dateBuilder = new DateBuilder().setDate(parser.nextHexInt(0), parser.nextHexInt(0), parser.nextHexInt(0)).setTime(parser.nextHexInt(0), parser.nextHexInt(0), parser.nextHexInt(0));
    position.setTime(dateBuilder.getDate());
    if (BitUtil.check(parser.nextHexInt(0), 3)) {
        position.setLatitude(-parser.nextHexInt(0) / 600000.0);
    } else {
        position.setLatitude(parser.nextHexInt(0) / 600000.0);
    }
    if (BitUtil.check(parser.nextHexInt(0), 3)) {
        position.setLongitude(-parser.nextHexInt(0) / 600000.0);
    } else {
        position.setLongitude(parser.nextHexInt(0) / 600000.0);
    }
    position.setSpeed(UnitsConverter.knotsFromKph(parser.nextHexInt(0) / 100.0));
    position.setCourse(parser.nextHexInt(0) / 100.0);
    position.set(Position.KEY_STATUS, parser.next());
    position.set("signal", parser.next());
    position.set(Position.KEY_POWER, parser.nextDouble(0));
    position.set("oil", parser.nextHexInt(0));
    position.set(Position.KEY_ODOMETER, parser.nextHexInt(0) * 100);
    position.setAltitude(parser.nextDouble(0));
    return position;
}

Example 20 with DeviceSession

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

the class EelinkProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ChannelBuffer buf = (ChannelBuffer) msg;
    String uniqueId = null;
    DeviceSession deviceSession;
    if (buf.getByte(0) == 'E' && buf.getByte(1) == 'L') {
        // udp header
        buf.skipBytes(2 + 2 + 2);
        uniqueId = ChannelBuffers.hexDump(buf.readBytes(8)).substring(1);
        deviceSession = getDeviceSession(channel, remoteAddress, uniqueId);
    } else {
        deviceSession = getDeviceSession(channel, remoteAddress);
    }
    // header
    buf.skipBytes(2);
    int type = buf.readUnsignedByte();
    // length
    buf.readShort();
    int index = buf.readUnsignedShort();
    if (type != MSG_GPS && type != MSG_DATA) {
        sendResponse(channel, remoteAddress, uniqueId, type, index);
    }
    if (type == MSG_LOGIN) {
        if (deviceSession == null) {
            getDeviceSession(channel, remoteAddress, ChannelBuffers.hexDump(buf.readBytes(8)).substring(1));
        }
    } else {
        if (deviceSession == null) {
            return null;
        }
        if (type == MSG_GPS || type == MSG_ALARM || type == MSG_STATE || type == MSG_SMS) {
            return decodeOld(deviceSession, buf, type, index);
        } else if (type >= MSG_NORMAL && type <= MSG_OBD_CODE) {
            return decodeNew(deviceSession, buf, index);
        } else if (type == MSG_HEARTBEAT && buf.readableBytes() >= 2) {
            Position position = new Position(getProtocolName());
            position.setDeviceId(deviceSession.getDeviceId());
            getLastLocation(position, null);
            decodeStatus(position, buf.readUnsignedShort());
            return position;
        } else if (type == MSG_DOWNLINK) {
            return decodeResult(deviceSession, buf, index);
        }
    }
    return null;
}