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

Example 51 with NetworkMessage

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

the class YwtProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    String sentence = (String) msg;
    // Synchronization
    if (sentence.startsWith("%SN") && channel != null) {
        int start = sentence.indexOf(':');
        int end = start;
        for (int i = 0; i < 4; i++) {
            end = sentence.indexOf(',', end + 1);
        }
        if (end == -1) {
            end = sentence.length();
        }
        channel.writeAndFlush(new NetworkMessage("%AT+SN=" + sentence.substring(start, end), remoteAddress));
        return null;
    }
    Parser parser = new Parser(PATTERN, sentence);
    if (!parser.matches()) {
        return null;
    }
    Position position = new Position(getProtocolName());
    String type = parser.next();
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
    if (deviceSession == null) {
        return null;
    }
    position.setDeviceId(deviceSession.getDeviceId());
    position.setTime(parser.nextDateTime());
    position.setLongitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
    position.setLatitude(parser.nextCoordinate(Parser.CoordinateFormat.HEM_DEG));
    position.setAltitude(parser.nextDouble(0));
    position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
    position.setCourse(parser.nextDouble());
    int satellites = parser.nextInt();
    position.setValid(satellites != 0);
    position.set(Position.KEY_SATELLITES, satellites);
    String reportId = parser.next();
    position.set(Position.KEY_STATUS, parser.next());
    // Send response
    if ((type.equals("KP") || type.equals("EP")) && channel != null) {
        channel.writeAndFlush(new NetworkMessage("%AT+" + type + "=" + reportId + "\r\n", remoteAddress));
    }
    return position;
}

Example 52 with NetworkMessage

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

the class UproProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    ByteBuf buf = (ByteBuf) msg;
    if (buf.getByte(buf.readerIndex()) != '*') {
        return null;
    }
    int headerIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) '&');
    if (headerIndex < 0) {
        headerIndex = buf.writerIndex();
    }
    String header = buf.readSlice(headerIndex - buf.readerIndex()).toString(StandardCharsets.US_ASCII);
    Parser parser = new Parser(PATTERN_HEADER, header);
    if (!parser.matches()) {
        return null;
    }
    String head = parser.next();
    boolean reply = parser.next().equals("1");
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
    if (deviceSession == null) {
        return null;
    }
    Position position = new Position(getProtocolName());
    position.setDeviceId(deviceSession.getDeviceId());
    Network network = new Network();
    String type = parser.next();
    String subtype = parser.next();
    if (reply && channel != null) {
        channel.writeAndFlush(new NetworkMessage("*" + head + "Y" + type + subtype + "#", remoteAddress));
    }
    while (buf.readableBytes() > 1) {
        // skip delimiter
        buf.readByte();
        byte dataType = buf.readByte();
        int delimiterIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) '&');
        if (delimiterIndex < 0) {
            delimiterIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) '#');
            if (delimiterIndex < 0) {
                delimiterIndex = buf.writerIndex();
            }
        }
        ByteBuf data = buf.readSlice(delimiterIndex - buf.readerIndex());
        int mcc = 0, mnc = 0, count;
        String stringValue;
        switch(dataType) {
            case 'A':
                decodeLocation(position, data.toString(StandardCharsets.US_ASCII));
                break;
            case 'B':
                position.set(Position.KEY_STATUS, data.toString(StandardCharsets.US_ASCII));
                break;
            case 'C':
                long odometer = 0;
                while (data.isReadable()) {
                    odometer <<= 4;
                    odometer += data.readByte() - (byte) '0';
                }
                position.set(Position.KEY_ODOMETER, odometer * 2 * 1852 / 3600);
                break;
            case 'F':
                position.setSpeed(Integer.parseInt(data.readSlice(4).toString(StandardCharsets.US_ASCII)) * 0.1);
                break;
            case 'G':
                position.setAltitude(Integer.parseInt(data.readSlice(6).toString(StandardCharsets.US_ASCII)) * 0.1);
                break;
            case 'I':
                stringValue = data.toString(StandardCharsets.US_ASCII);
                count = Integer.parseInt(stringValue.substring(0, 1));
                if (stringValue.length() == 6 + count * 10) {
                    mcc = Integer.parseInt(stringValue.substring(1, 4));
                    mnc = Integer.parseInt(stringValue.substring(4, 6));
                    for (int i = 0; i < count; i++) {
                        int offset = 6 + i * 10;
                        network.addCellTower(CellTower.from(mcc, mnc, Integer.parseInt(stringValue.substring(offset, offset + 4), 16), Integer.parseInt(stringValue.substring(offset + 4, offset + 8), 16), Integer.parseInt(stringValue.substring(offset + 8, offset + 10))));
                    }
                }
                break;
            case 'J':
                if (data.readableBytes() == 6) {
                    char index = (char) data.readUnsignedByte();
                    int status = data.readUnsignedByte();
                    double value = Integer.parseInt(data.readSlice(4).toString(StandardCharsets.US_ASCII)) * 0.1;
                    if (BitUtil.check(status, 0)) {
                        value = -value;
                    }
                    position.set(Position.PREFIX_TEMP + index, value);
                }
                break;
            case 'K':
                position.set("statusExtended", data.toString(StandardCharsets.US_ASCII));
                break;
            case 'M':
                if (data.readableBytes() == 3) {
                    position.set(Position.KEY_BATTERY_LEVEL, Integer.parseInt(data.readSlice(3).toString(StandardCharsets.US_ASCII)) * 0.1);
                } else if (data.readableBytes() == 4) {
                    char index = (char) data.readUnsignedByte();
                    // status
                    data.readUnsignedByte();
                    position.set("humidity" + index, Integer.parseInt(data.readSlice(2).toString(StandardCharsets.US_ASCII)));
                }
                break;
            case 'N':
                position.set(Position.KEY_RSSI, Integer.parseInt(data.readSlice(2).toString(StandardCharsets.US_ASCII)));
                break;
            case 'O':
                position.set(Position.KEY_SATELLITES, Integer.parseInt(data.readSlice(2).toString(StandardCharsets.US_ASCII)));
                break;
            case 'P':
                if (data.readableBytes() >= 16) {
                    position.setNetwork(new Network(CellTower.from(Integer.parseInt(data.readSlice(4).toString(StandardCharsets.US_ASCII)), Integer.parseInt(data.readSlice(4).toString(StandardCharsets.US_ASCII)), Integer.parseInt(data.readSlice(4).toString(StandardCharsets.US_ASCII), 16), Integer.parseInt(data.readSlice(4).toString(StandardCharsets.US_ASCII), 16))));
                }
                break;
            case 'Q':
                if (!head.startsWith("HQ")) {
                    position.set("obdPid", ByteBufUtil.hexDump(data));
                }
                break;
            case 'R':
                if (head.startsWith("HQ")) {
                    position.set(Position.KEY_RSSI, Integer.parseInt(data.readSlice(2).toString(StandardCharsets.US_ASCII)));
                    position.set(Position.KEY_SATELLITES, Integer.parseInt(data.readSlice(2).toString(StandardCharsets.US_ASCII)));
                } else {
                    position.set("odbTravel", ByteBufUtil.hexDump(data));
                }
                break;
            case 'S':
                position.set("obdTraffic", ByteBufUtil.hexDump(data));
                break;
            case 'T':
                if (data.readableBytes() == 2) {
                    position.set(Position.KEY_BATTERY_LEVEL, Integer.parseInt(data.toString(StandardCharsets.US_ASCII)));
                }
                break;
            case 'V':
                position.set(Position.KEY_POWER, Integer.parseInt(data.readSlice(4).toString(StandardCharsets.US_ASCII)) * 0.1);
                break;
            case 'W':
                position.set(Position.KEY_ALARM, decodeAlarm(Integer.parseInt(data.readSlice(2).toString(StandardCharsets.US_ASCII))));
                break;
            case 'X':
                String[] cells = data.toString(StandardCharsets.US_ASCII).split(";");
                if (!cells[0].startsWith("(")) {
                    for (int i = 0; i < cells.length; i++) {
                        String[] values = cells[i].split(",");
                        int index = 0;
                        if (i == 0) {
                            mcc = Integer.parseInt(values[index++]);
                            mnc = Integer.parseInt(values[index++]);
                        }
                        network.addCellTower(CellTower.from(mcc, mnc, Integer.parseInt(values[index++]), Integer.parseInt(values[index++]), Integer.parseInt(values[index])));
                    }
                    position.setNetwork(network);
                }
                break;
            case 'Y':
                stringValue = data.toString(StandardCharsets.US_ASCII);
                count = Integer.parseInt(stringValue.substring(0, 1));
                if (stringValue.length() == 6 + count * 14) {
                    mcc = Integer.parseInt(stringValue.substring(1, 4));
                    mnc = Integer.parseInt(stringValue.substring(4, 6));
                    for (int i = 0; i < count; i++) {
                        int offset = 6 + i * 14;
                        network.addCellTower(CellTower.from(mcc, mnc, Integer.parseInt(stringValue.substring(offset, offset + 4), 16), Long.parseLong(stringValue.substring(offset + 4, offset + 12), 16), Integer.parseInt(stringValue.substring(offset + 12, offset + 14))));
                    }
                } else {
                    position.set(Position.KEY_POWER, Integer.parseInt(data.readSlice(5).toString(StandardCharsets.US_ASCII)) * 0.001);
                }
                break;
            case 'b':
                if (data.readableBytes() > 3) {
                    position.set("serial", data.toString(StandardCharsets.US_ASCII).substring(3));
                }
                break;
            default:
                break;
        }
    }
    if (network.getCellTowers() != null || network.getWifiAccessPoints() != null) {
        position.setNetwork(network);
    }
    if (position.getLatitude() == 0 || position.getLongitude() == 0) {
        if (position.getAttributes().isEmpty()) {
            return null;
        }
        getLastLocation(position, position.getDeviceTime());
    }
    return position;
}

Example 53 with NetworkMessage

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

the class WialonProtocolDecoder method sendResponse.

private void sendResponse(Channel channel, SocketAddress remoteAddress, String type, Integer number) {
    if (channel != null) {
        StringBuilder response = new StringBuilder("#A");
        response.append(type);
        response.append("#");
        if (number != null) {
            response.append(number);
        }
        response.append("\r\n");
        channel.writeAndFlush(new NetworkMessage(response.toString(), remoteAddress));
    }
}

Example 54 with NetworkMessage

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

the class XirgoProtocolDecoder method decode.

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
    String sentence = (String) msg;
    if (channel instanceof NioDatagramChannel) {
        Matcher matcher = Pattern.compile("\\$\\$\\d+,(\\d+),.*,(\\d+)##").matcher(sentence);
        if (matcher.matches()) {
            String response = "!UDP_ACK," + matcher.group(1) + "," + matcher.group(2);
            channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
        }
    }
    if (form != null) {
        return decodeCustom(channel, remoteAddress, sentence);
    } else {
        return decodeFixed(channel, remoteAddress, sentence);
    }
}

Example 55 with NetworkMessage

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

the class NetworkMessageHandler method channelRead.

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
    if (ctx.channel() instanceof DatagramChannel) {
        DatagramPacket packet = (DatagramPacket) msg;
        ctx.fireChannelRead(new NetworkMessage(packet.content(), packet.sender()));
    } else if (msg instanceof ByteBuf) {
        ByteBuf buffer = (ByteBuf) msg;
        ctx.fireChannelRead(new NetworkMessage(buffer, ctx.channel().remoteAddress()));
    }
}