private void SortFinished(object sender, SortFinishedArgs e)
{
if (e.IsSuccess)
{
_printer.Print("Sorting finished with success");
}
else
{
_printer.Print($"Sorting finished with error: {e.Exception}");
}
if (_cancellationToken.HasValue)
{
_cancellationToken = new Option <CancellationTokenSource>();
}
}
public CancellationTokenSource StartNew(string fileName, Action <SortFinishedArgs> postSortAction)
{
var source = new CancellationTokenSource();
var token = source.Token;
var factory = new TaskFactory(token);
factory.StartNew(() =>
{
ISortStrategy strategy = null;
try
{
token.Register(Thread.CurrentThread.Abort);
var memoryChecker = new MemoryChecker();
var strategyFactory = new SortStrategyFactory(memoryChecker);
strategy = strategyFactory.ChooseSortStrategy(fileName);
strategy.Sort();
postSortAction(new SortFinishedArgs());
}
catch (ThreadAbortException)
{
// do nothing, operation was cancelled
}
catch (Exception exception)
{
var args = new SortFinishedArgs(exception);
postSortAction(args);
}
finally
{
strategy.CleanUp();
}
}, token);
return(source);
}
