static async Task StartDemo(CancellationToken mainToken, SingleScheduler scheduler)
{
Console.WriteLine("About to try to schedule work ");
var until = TimeSpan.FromSeconds(SecondsForScheduledWorkToBeCarriedOut);
var scheduled = scheduler.ScheduleWork(mainToken, until, 30);
if (scheduled)
{
Console.WriteLine($"Scheduled task completed");
}
else
{
Console.WriteLine("Waiting before trying to get a lock again");
try
{
await Task.Delay(DelayInSecondsBeforeSchedulingAgain *1000, mainToken);
}
catch (TaskCanceledException)
{
Console.WriteLine("blocking delay in progres when task was cancelled");
}
}
}
static void SetupDemo(string counterPath, string outPath)
{
var lockPath = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(counterPath), FileLock);
var duration = TimeSpan.FromMinutes(TotalMinutesDuration);
var runUntil = DateTime.Now.Add(duration);
var workerFactory = new WorkerFactory(System.Diagnostics.Process.GetCurrentProcess().Id, counterPath, outPath);
var singleScheduler = new SingleScheduler(workerFactory.Create, lockPath);
using (var mainTokenSource = new CancellationTokenSource(duration.Add(TimeSpan.FromSeconds(SecondsLeewayForCancellationSource))))
{
try
{
var mainTask = Task.Run(async() =>
{
Console.WriteLine("Starting Main Processing");
while (DateTime.Now < runUntil)
{
await StartDemo(mainTokenSource.Token, singleScheduler);
}
}, mainTokenSource.Token);
mainTask.Wait();
}
catch (OperationCanceledException)
{
if (mainTokenSource.IsCancellationRequested)
{
Console.WriteLine("Main process cancelled in main loop");
}
}
}
}
