static void Main(string[] args)
{
var logger = LogManager.GetCurrentClassLogger();
logger.Log(LogLevel.Info, "Starting...");
try
{
var config = new ConfigurationBuilder()
.SetBasePath(System.IO.Directory.GetCurrentDirectory()) //From NuGet Package Microsoft.Extensions.Configuration.Json
.AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)
.Build();
var servicesProvider = BuildDi(config);
using (servicesProvider as IDisposable)
{
ILoggerFactory factory = servicesProvider.GetService <ILoggerFactory>();
Parser.Default.ParseArguments <Options>(args)
.WithParsed(o =>
{
//wait for exit signal
Console.CancelKeyPress += delegate(object sender, ConsoleCancelEventArgs e) {
e.Cancel = true;
_closeWait.Set();
};
SerialSettings settings = new SerialSettings();
settings.Handshake = o.Handshake;
settings.BaudRate = o.BaudRate;
settings.PortName = o.PortName;
settings.DataBits = o.DataBits;
settings.Parity = o.Parity;
settings.StopBits = o.StopBits;
settings.ReadTimeout = o.ReadTimeout;
settings.WriteTimeout = o.WriteTimeout;
_instance = new DotnetNMEACLI(settings, factory);
_closeWait.WaitOne();
});
}
}
catch (Exception ex)
{
// NLog: catch any exception and log it.
logger.Error(ex, "Stopped program because of exception");
throw;
}
finally
{
logger.Log(LogLevel.Info, "Stopping...");
// Ensure to flush and stop internal timers/threads before application-exit (Avoid segmentation fault on Linux)
LogManager.Shutdown();
}
}
/// <summary>
/// Constructor for DotnetNMEACLI instace, currently only supports serial sources.
/// </summary>
/// <param name="settings">All serial settings needed to open up the serial port and start reading NMEA0183 data</param>
/// <param name="loggerFactory">Logger Factory used to created logger instances</param>
public DotnetNMEACLI(SerialSettings settings, ILoggerFactory loggerFactory)
{
_logger = loggerFactory.CreateLogger <DotnetNMEACLI>();
_lineParser = new NMEA0183Parser();
_lineEmitter = new SerialLineReader(settings);
_lineEmitter.OnLine += (line) =>
{
try
{
var message = _lineParser.Parse(line);
_logger.LogInformation("Parsed message with speaker {0} and type {1}", message.Speaker,
message.Type);
}
catch (Exception e)
{
_logger.LogError("Exception while parsing line: {0}", e.Message);
}
};
}
/// <summary>
///
/// </summary>
/// <param name="settings"></param>
public SerialLineReader(SerialSettings settings)
{
_cancelTokenSource = new CancellationTokenSource();
_dataWaitHandle = new EventWaitHandle(false, EventResetMode.ManualReset);
_serialPort = new SerialPort();
_serialPort.PortName = settings.PortName;
_serialPort.BaudRate = settings.BaudRate;
_serialPort.Parity = settings.Parity;
_serialPort.DataBits = settings.DataBits;
_serialPort.StopBits = settings.StopBits;
_serialPort.Handshake = settings.Handshake;
_serialPort.ReadTimeout = settings.ReadTimeout;
_serialPort.WriteTimeout = settings.WriteTimeout;
_serialPort.DataReceived += (sender, args) => _dataWaitHandle.Set();
_serialPort.Open();
_readTask = Read();
}
