static async Task Main(string[] args)
{
// Create a task that finishes when Ctrl+C is pressed
var taskCompletionSource = new TaskCompletionSource <bool>();
// Capture the Control + C event
Console.CancelKeyPress += (s, e) =>
{
Console.WriteLine("Exiting");
taskCompletionSource.SetResult(true);
// Prevent the Main task from being destroyed prematurely.
e.Cancel = true;
};
Console.WriteLine("Press <Ctrl>+C to exit");
// Create a resource handler.
var myHandler = new CoapResourceHandler();
// Register a /hello resource.
myHandler.Resources.Add(new HelloResource("/hello"));
// Create a new CoapServer using UDP as it's base transport
var myServer = new CoapServer(new CoapUdpTransportFactory());
try
{
// Listen to all ip address and subscribe to multicast requests.
await myServer.BindTo(new CoapUdpEndPoint(Coap.Port) { JoinMulticast = true });
// Start our server.
await myServer.StartAsync(myHandler, CancellationToken.None);
Console.WriteLine("Server Started!");
// Wait indefinitely until the application quits.
await taskCompletionSource.Task;
}
catch (Exception ex)
{
// Canceled tasks are expected, safe to ignore.
if (ex is TaskCanceledException)
{
return;
}
Console.WriteLine($"Exception caught: {ex}");
Console.WriteLine($"Press <Enter> to exit");
Console.Read();
}
finally
{
Console.WriteLine("Shutting Down Server");
await myServer.StopAsync(CancellationToken.None);
}
}
static void Main(string[] args)
{
var failed = false;
var myHandler = new CoapResourceHandler();
myHandler.Resources.Add(new HelloResource("/hello"));
var myServer = new CoapServer(new CoapUdpTransportFactory());
try
{
myServer.BindTo(new CoapUdpEndPoint(IPAddress.Any, Coap.Port)
{
JoinMulticast = true
});
myServer.StartAsync(myHandler, CancellationToken.None).GetAwaiter().GetResult();
Console.WriteLine("Server Started!");
Console.WriteLine("Press <Enter> to exit");
Console.ReadLine();
}
catch (Exception ex)
{
failed = true;
Console.WriteLine($"{ex.GetType().Name} occured: {ex.Message}");
Console.WriteLine(ex.StackTrace);
}
finally
{
Console.WriteLine("Shutting Down Server");
myServer.StopAsync(CancellationToken.None).GetAwaiter().GetResult();
}
if (failed)
{
Console.ReadLine();
}
}
