Package org.traccar.model

Examples of org.traccar.model.Position

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        if (deviceId == null || !parser.matches()) {
            return null;
        }

        // Create new position
        Position position = new Position();
        ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
        position.setDeviceId(deviceId);

        Integer index = 1;

        // Date and Time
        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        time.clear();
        time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
        time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
        time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
        position.setTime(time.getTime());

        // Latitude
        Double latitude = Double.valueOf(parser.group(index++));
        latitude += Double.valueOf(parser.group(index++)) / 60;
        if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
        position.setLatitude(latitude);

        // Longitude
        Double longitude = Double.valueOf(parser.group(index++));
        longitude += Double.valueOf(parser.group(index++)) / 60;
        if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
        position.setLongitude(longitude);

        // Speed
        position.setSpeed(Double.valueOf(parser.group(index++)) * 0.539957);

        // Course
        position.setCourse(Double.valueOf(parser.group(index++)));

        // Altitude
        String altitude = parser.group(index++);
        if (altitude != null) {
            position.setAltitude(Double.valueOf(altitude));
        } else {
            position.setAltitude(0.0);
        }

        // Satellites
        String satellites = parser.group(index++);
        if (satellites != null) {
            position.setValid(Integer.valueOf(satellites) >= 3);
            extendedInfo.set("satellites", satellites);
        } else {
            position.setValid(false);
        }

        // Extended info
        position.setExtendedInfo(extendedInfo.toString());

        return position;
    }
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        }
       
        // Parse message
        else if (sentence.startsWith("#SD#") || sentence.startsWith("#D#")) {

            Position position = decodePosition(
                    sentence.substring(sentence.indexOf('#', 1) + 1));

            if (position != null) {
                sendResponse(channel, "#AD#", 1);
                return position;
            }
        }
       
        else if (sentence.startsWith("#B#")) {
           
            String[] messages = sentence.substring(sentence.indexOf('#', 1) + 1).split("\\|");
            List<Position> positions = new LinkedList<Position>();

            for (String message : messages) {
                Position position = decodePosition(message);
                if (position != null) {
                    positions.add(position);
                }
            }
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            if (!parser.matches()) {
                return null;
            }

            // Create new position
            Position position = new Position();
            ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
            position.setDeviceId(deviceId);

            Integer index = 1;

            // Time
            Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
            time.clear();
            time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
            time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
            time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
            position.setTime(time.getTime());

            // Location
            position.setLatitude(Double.valueOf(parser.group(index++)));
            position.setLongitude(Double.valueOf(parser.group(index++)));
            position.setSpeed(Double.valueOf(parser.group(index++)));
            position.setCourse(Double.valueOf(parser.group(index++)));
           
            // Flags
            String flags = parser.group(index++);
            extendedInfo.set("flags", flags);
            position.setValid((Integer.parseInt(flags, 16) & 0x01) != 0);

            // Altitude
            position.setAltitude(Double.valueOf(parser.group(index++)));

            // Battery
            extendedInfo.set("battery", parser.group(index++));

            // Satellites
            extendedInfo.set("satellites", parser.group(index++));

            position.setExtendedInfo(extendedInfo.toString());
            return position;
        }

        return null;
    }
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            buf.readUnsignedByte(); // records left
            int count = buf.readUnsignedByte();

            for (int i = 0; i < count; i++) {
                Position position = new Position();
                ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
                position.setDeviceId(deviceId);

                // Time
                position.setTime(new Date(buf.readUnsignedInt() * 1000));
                buf.readUnsignedByte(); // timestamp extension

                buf.readUnsignedByte(); // priority (reserved)
               
                // Location
                position.setLongitude(buf.readInt() / 10000000.0);
                position.setLatitude(buf.readInt() / 10000000.0);
                position.setAltitude(buf.readUnsignedShort() / 10.0);
                position.setCourse(buf.readUnsignedShort() / 100.0);

                // Validity
                int satellites = buf.readUnsignedByte();
                extendedInfo.set("satellites", satellites);
                position.setValid(satellites >= 3);

                position.setSpeed(buf.readUnsignedShort() * 0.539957);

                extendedInfo.set("hdop", buf.readUnsignedByte() / 10.0);

                buf.readUnsignedByte();

                // Read 1 byte data
                int cnt = buf.readUnsignedByte();
                for (int j = 0; j < cnt; j++) {
                    extendedInfo.set("io" + buf.readUnsignedByte(), buf.readUnsignedByte());
                }

                // Read 2 byte data
                cnt = buf.readUnsignedByte();
                for (int j = 0; j < cnt; j++) {
                    extendedInfo.set("io" + buf.readUnsignedByte(), buf.readUnsignedShort());
                }

                // Read 4 byte data
                cnt = buf.readUnsignedByte();
                for (int j = 0; j < cnt; j++) {
                    extendedInfo.set("io" + buf.readUnsignedByte(), buf.readUnsignedInt());
                }

                // Read 8 byte data
                cnt = buf.readUnsignedByte();
                for (int j = 0; j < cnt; j++) {
                    extendedInfo.set("io" + buf.readUnsignedByte(), buf.readLong());
                }

                position.setExtendedInfo(extendedInfo.toString());
                positions.add(position);
            }

            // Acknowledgement
            if (channel != null) {
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        if (!parser.matches()) {
            return null;
        }

        // Create new position
        Position position = new Position();
        ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());

        Integer index = 1;

        // Device identification
        String imei = parser.group(index++);
        try {
            position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
        } catch(Exception error) {
            Log.warning("Unknown device - " + imei);
            return null;
        }
       
        // Date
        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        time.clear();
        time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
        time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));

        // Time
        time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
        position.setTime(time.getTime());

        // Latitude
        Double latitude = Double.valueOf(parser.group(index++));
        latitude += Double.valueOf(parser.group(index++) + parser.group(index++)) / 600000;
        if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
        position.setLatitude(latitude);

        // Longitude
        Double longitude = Double.valueOf(parser.group(index++));
        longitude += Double.valueOf(parser.group(index++) + parser.group(index++)) / 600000;
        if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
        position.setLongitude(longitude);
       
        // Altitude
        position.setAltitude(0.0);

        // Speed
        position.setSpeed(Double.valueOf(parser.group(index++)));

        // Course
        position.setCourse(Double.valueOf(parser.group(index++)));

        // Other
        extendedInfo.set("milage", Integer.valueOf(parser.group(index++)));
        extendedInfo.set("ignition", Integer.valueOf(parser.group(index++)));
        extendedInfo.set("dip1", Integer.valueOf(parser.group(index++)));
        extendedInfo.set("dip2", Integer.valueOf(parser.group(index++)));
        extendedInfo.set("fuel", Integer.valueOf(parser.group(index++)));

        // Validity
        position.setValid(parser.group(index++).compareTo("A") == 0);

        // Extended info
        position.setExtendedInfo(extendedInfo.toString());

        return position;
    }
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        if (!parser.matches()) {
            return null;
        }

        // Create new position
        Position position = new Position();
        ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());

        Integer index = 1;

        // Get device by IMEI
        String imei = parser.group(index++);
        try {
            position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
        } catch(Exception error) {
            Log.warning("Unknown device - " + imei);
            return null;
        }

        // Alarm message
        extendedInfo.set("status", parser.group(index++));
       
        // Date
        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        time.clear();
        time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
        time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
        position.setTime(time.getTime());

        // Validity
        position.setValid(parser.group(index++).compareTo("A") == 0 ? true : false);

        // Latitude
        Double latitude = Double.valueOf(parser.group(index++));
        latitude += Double.valueOf(parser.group(index++)) / 60;
        if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
        position.setLatitude(latitude);

        // Longitude
        Double longitude = Double.valueOf(parser.group(index++));
        longitude += Double.valueOf(parser.group(index++)) / 60;
        if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
        position.setLongitude(longitude);

        // Altitude
        position.setAltitude(0.0);

        // Speed
        position.setSpeed(Double.valueOf(parser.group(index++)));

        // Course
        position.setCourse(0.0);

        // Extended info
        position.setExtendedInfo(extendedInfo.toString());

        return position;
    }
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            sentence = sentence.substring(0, sentence.indexOf('*'));
        }
        String[] values = sentence.split(",");

        // Parse data
        Position position = new Position();
        ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());

        for (int formatIndex = 0, valueIndex = 1; formatIndex < format.length() && valueIndex < values.length; formatIndex++) {
            String value = values[valueIndex];

            switch(format.charAt(formatIndex)) {
                case 'S':
                    try {
                        position.setDeviceId(getDataManager().getDeviceByImei(value).getId());
                    } catch(Exception error) {
                        Log.warning("Unknown device - " + value);
                        return null;
                    }
                    break;
                case 'A':
                    if (value.isEmpty()) {
                        position.setValid(false);
                    } else {
                        position.setValid(Integer.valueOf(value) != 1);
                    }
                    break;
                case 'B':
                    Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
                    time.clear();
                    time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(value.substring(0, 2)));
                    time.set(Calendar.MONTH, Integer.valueOf(value.substring(2, 4)) - 1);
                    time.set(Calendar.YEAR, 2000 + Integer.valueOf(value.substring(4)));
                    value = values[++valueIndex];
                    time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(value.substring(0, 2)));
                    time.set(Calendar.MINUTE, Integer.valueOf(value.substring(2, 4)));
                    time.set(Calendar.SECOND, Integer.valueOf(value.substring(4)));
                    position.setTime(time.getTime());
                    break;
                case 'C':
                    valueIndex += 1;
                    break;
                case '1':
                    double longitude = Double.valueOf(value.substring(1));
                    if (value.charAt(0) == 'W') longitude = -longitude;
                    position.setLongitude(longitude);
                    break;
                case '2':
                    longitude = Double.valueOf(value.substring(4)) / 60;
                    longitude += Integer.valueOf(value.substring(1, 4));
                    if (value.charAt(0) == 'W') longitude = -longitude;
                    position.setLongitude(longitude);
                    break;
                case '3':
                    position.setLongitude(Double.valueOf(value) * 0.000001);
                    break;
                case '6':
                    double latitude = Double.valueOf(value.substring(1));
                    if (value.charAt(0) == 'S') latitude = -latitude;
                    position.setLatitude(latitude);
                    break;
                case '7':
                    latitude = Double.valueOf(value.substring(3)) / 60;
                    latitude += Integer.valueOf(value.substring(1, 3));
                    if (value.charAt(0) == 'S') latitude = -latitude;
                    position.setLatitude(latitude);
                    break;
                case '8':
                    position.setLatitude(Double.valueOf(value) * 0.000001);
                    break;
                case 'G':
                    position.setAltitude(Double.valueOf(value));
                    break;
                case 'H':
                    position.setSpeed(Double.valueOf(value));
                    break;
                case 'I':
                    position.setSpeed(Double.valueOf(value) * 0.539957);
                    break;
                case 'J':
                    position.setSpeed(Double.valueOf(value) * 0.868976);
                    break;
                case 'K':
                    position.setCourse(Double.valueOf(value));
                    break;
                case 'N':
                    extendedInfo.set("battery", Double.valueOf(value));
                    break;
                default:
                    // Unsupported
                    break;
            }

            valueIndex += 1;
        }

        position.setExtendedInfo(extendedInfo.toString());
        return position;
    }
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        if (!parser.matches()) {
            return null;
        }

        // Create new position
        Position position = new Position();
        ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
        Integer index = 1;

        // Identification
        String imei = parser.group(index++);
        try {
            position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
        } catch(Exception error) {
            Log.warning("Unknown device - " + imei);
            return null;
        }

        // Validity
        position.setValid(parser.group(index++).compareTo("1") != 0);
       
        // Time
        Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        time.clear();
        time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
        time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
        time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
        time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
        position.setTime(time.getTime());

        // Longitude
        String hemisphere = parser.group(index++);
        Double longitude = Double.valueOf(parser.group(index++));
        longitude += Double.valueOf(parser.group(index++)) / 60;
        if (hemisphere.compareTo("W") == 0) longitude = -longitude;
        position.setLongitude(longitude);

        // Latitude
        hemisphere = parser.group(index++);
        Double latitude = Double.valueOf(parser.group(index++));
        latitude += Double.valueOf(parser.group(index++)) / 60;
        if (hemisphere.compareTo("S") == 0) latitude = -latitude;
        position.setLatitude(latitude);

        // Altitude
        position.setAltitude(Double.valueOf(parser.group(index++)));

        // Speed
        position.setSpeed(Double.valueOf(parser.group(index++)));

        // Course
        position.setCourse(Double.valueOf(parser.group(index++)));

        // Satellites
        extendedInfo.set("satellites", Integer.valueOf(parser.group(index++)));

        // HDOP
        extendedInfo.set("hdop", parser.group(index++));

        position.setExtendedInfo(extendedInfo.toString());
        return position;
    }
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            if (!parser.matches()) {
                return null;
            }

            // Create new position
            Position position = new Position();
            ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
            position.setDeviceId(deviceId);

            Integer index = 1;

            // Time
            Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
            time.clear();
            time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));

            // Validity
            position.setValid(parser.group(index++).compareTo("A") == 0);

            // Latitude
            Double latitude = Double.valueOf(parser.group(index++));
            latitude += Double.valueOf(parser.group(index++)) / 60;
            if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
            position.setLatitude(latitude);

            // Longitude
            Double longitude = Double.valueOf(parser.group(index++));
            longitude += Double.valueOf(parser.group(index++)) / 60;
            if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
            position.setLongitude(longitude);

            // Speed
            String speed = parser.group(index++);
            if (speed != null) {
                position.setSpeed(Double.valueOf(speed));
            } else {
                position.setSpeed(0.0);
            }

            // Course
            String course = parser.group(index++);
            if (course != null) {
                position.setCourse(Double.valueOf(course));
            } else {
                position.setCourse(0.0);
            }

            // Date
            time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
            time.set(Calendar.YEAR, 2000 + Integer.valueOf(parser.group(index++)));
            position.setTime(time.getTime());

            // Altitude
            position.setAltitude(0.0);

            position.setExtendedInfo(extendedInfo.toString());
            return position;
        }

        // Location
        else if (sentence.startsWith("$GPGGA") && deviceId != null) {

            // Parse message
            Matcher parser = patternGPGGA.matcher(sentence);
            if (!parser.matches()) {
                return null;
            }

            // Create new position
            Position position = new Position();
            ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
            position.setDeviceId(deviceId);

            Integer index = 1;

            // Time
            Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
            time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MILLISECOND, 0);
            position.setTime(time.getTime());

            // Validity
            position.setValid(true);

            // Latitude
            Double latitude = Double.valueOf(parser.group(index++));
            latitude += Double.valueOf(parser.group(index++)) / 60;
            if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
            position.setLatitude(latitude);

            // Longitude
            Double longitude = Double.valueOf(parser.group(index++));
            longitude += Double.valueOf(parser.group(index++)) / 60;
            if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
            position.setLongitude(longitude);
           
            // Speed
            position.setSpeed(0.0);
           
            // Course
            position.setCourse(0.0);

            // Altitude
            position.setAltitude(0.0);

            position.setExtendedInfo(extendedInfo.toString());
            return position;
        }

        // Location
        else if (sentence.startsWith("$GPRMA") && deviceId != null) {

            // Parse message
            Matcher parser = patternGPRMA.matcher(sentence);
            if (!parser.matches()) {
                return null;
            }

            // Create new position
            Position position = new Position();
            ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
            position.setDeviceId(deviceId);

            Integer index = 1;

            // Time
            position.setTime(Calendar.getInstance(TimeZone.getTimeZone("UTC")).getTime());

            // Validity
            position.setValid(parser.group(index++).compareTo("A") == 0);

            // Latitude
            Double latitude = Double.valueOf(parser.group(index++));
            latitude += Double.valueOf(parser.group(index++)) / 60;
            if (parser.group(index++).compareTo("S") == 0) latitude = -latitude;
            position.setLatitude(latitude);

            // Longitude
            Double longitude = Double.valueOf(parser.group(index++));
            longitude += Double.valueOf(parser.group(index++)) / 60;
            if (parser.group(index++).compareTo("W") == 0) longitude = -longitude;
            position.setLongitude(longitude);

            // Speed
            String speed = parser.group(index++);
            if (speed != null) {
                position.setSpeed(Double.valueOf(speed));
            } else {
                position.setSpeed(0.0);
            }

            // Course
            String course = parser.group(index++);
            if (course != null) {
                position.setCourse(Double.valueOf(course));
            } else {
                position.setCourse(0.0);
            }

            // Altitude
            position.setAltitude(0.0);

            position.setExtendedInfo(extendedInfo.toString());
            return position;
        }

        // Location
        else if (sentence.startsWith("$TRCCR") && deviceId != null) {

            // Parse message
            Matcher parser = patternTRCCR.matcher(sentence);
            if (!parser.matches()) {
                return null;
            }

            // Create new position
            Position position = new Position();
            ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
            position.setDeviceId(deviceId);

            Integer index = 1;

            // Time
            Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
            time.clear();
            time.set(Calendar.YEAR, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MONTH, Integer.valueOf(parser.group(index++)) - 1);
            time.set(Calendar.DAY_OF_MONTH, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.HOUR_OF_DAY, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.MINUTE, Integer.valueOf(parser.group(index++)));
            time.set(Calendar.SECOND, Integer.valueOf(parser.group(index++)));
            position.setTime(time.getTime());

            // Validity
            position.setValid(parser.group(index++).compareTo("A") == 0);

            // Location
            position.setLatitude(Double.valueOf(parser.group(index++)));
            position.setLongitude(Double.valueOf(parser.group(index++)));
            position.setSpeed(Double.valueOf(parser.group(index++)));
            position.setCourse(Double.valueOf(parser.group(index++)));
            position.setAltitude(Double.valueOf(parser.group(index++)));

            // Battery
            extendedInfo.set("battery", parser.group(index++));

            position.setExtendedInfo(extendedInfo.toString());
            return position;
        }

        return null;
    }
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            type == MSG_ALARM ||
            type == MSG_REPLY ||
            type == MSG_PERIPHERAL) {

            // Create new position
            Position position = new Position();
            ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());

            // Device identification
            String id = readSerialNumber(buf);
            try {
                position.setDeviceId(getDataManager().getDeviceByImei(id).getId());
            } catch(Exception error) {
                Log.warning("Unknown device - " + id);
            }
           
            // Date and time
            Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
            time.clear();
            time.set(Calendar.YEAR, 2000 + ChannelBufferTools.readHexInteger(buf, 2));
            time.set(Calendar.MONTH, ChannelBufferTools.readHexInteger(buf, 2) - 1);
            time.set(Calendar.DAY_OF_MONTH, ChannelBufferTools.readHexInteger(buf, 2));
            time.set(Calendar.HOUR_OF_DAY, ChannelBufferTools.readHexInteger(buf, 2));
            time.set(Calendar.MINUTE, ChannelBufferTools.readHexInteger(buf, 2));
            time.set(Calendar.SECOND, ChannelBufferTools.readHexInteger(buf, 2));
            position.setTime(time.getTime());

            // Location
            position.setLatitude(ChannelBufferTools.readCoordinate(buf));
            position.setLongitude(ChannelBufferTools.readCoordinate(buf));
            position.setSpeed(ChannelBufferTools.readHexInteger(buf, 4) * 0.539957);
            position.setCourse((double) ChannelBufferTools.readHexInteger(buf, 4));
            position.setAltitude(0.0);

            // Flags
            int flags = buf.readUnsignedByte();
            position.setValid((flags & 0x80) != 0);
           
            if (type == MSG_ALARM) {
               
                buf.skipBytes(2);

            } else {

                // Milage
                extendedInfo.set("milage", buf.readUnsignedMedium());
           
                // Status
                buf.skipBytes(4);
               
                // Other
                buf.skipBytes(8);

            }
           
            // TODO: parse extra data

            position.setExtendedInfo(extendedInfo.toString());
            return position;
        }

        else if (type == MSG_LOGIN && channel != null) {
           
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