private static Task StartProcessing(
SensorDataConsumer[] consumers,
CancellationTokenSource cancellationToken,
SensorsHub sensorsHub)
{
var consumptionJobs = consumers
.Select(c => c.StartConsuming(cancellationToken.Token))
.ToArray();
sensorsHub.StartToListen().Wait();
return(Task.WhenAll(consumptionJobs));
}
private static void StopClient(
CancellationTokenSource cancellationToken,
SensorsHub sensorsHub,
SensorDataProducer producer,
Task processingJob,
Channel <SensorDataDto> channel)
{
cancellationToken.Cancel();
sensorsHub.StopToListen().Wait();
producer.Complete();
Console.WriteLine("Sensor client closing...");
processingJob.Wait();
channel.Reader.Completion.Wait();
Console.WriteLine("Sensor client closed...");
}
static void Main(string[] args)
{
var configuration = Configuration.Read();
var database = new Database(
configuration);
var channel = Channel.CreateUnbounded <SensorDataDto>();
var consumers = PrepareConsumers(
channel,
database,
ParallelConsumersCount);
var producer = new SensorDataProducer(
channel.Writer);
var sensorsHub = new SensorsHub(
producer);
var cancellationToken = new CancellationTokenSource();
var processingJob = StartProcessing(
consumers,
cancellationToken,
sensorsHub);
Console.WriteLine("Press any key to to exit.");
Console.ReadLine();
StopClient(
cancellationToken,
sensorsHub,
producer,
processingJob,
channel);
}