private void Process(object state)
{
// Cast the input to the right object
var args = (Tuple <TaskCompletionSource <object>, Task>)state;
// Process all the input
TConsume consume;
while (!_hasError && Consume.TryTake(out consume))
{
try
{
ProcessConsume(consume);
}
catch (Exception e)
{
// Let other threads know of the error
_hasError = true;
// Inform the task of the exception
args.Item1.TrySetException(e);
}
}
// Determine if this is the last thread to complete
var completedThreads = Interlocked.Increment(ref _completedThreads);
if (completedThreads < ThreadCount)
{
return;
}
// Complete the production collection
_produce.CompleteAdding();
if (args.Item2 != null)
{
// Now wait for the producing task to complete
// It should already be done but we need to collect any exceptions
try
{
args.Item2.Wait();
}
catch (Exception e)
{
// There was an exception in a dependent task
args.Item1.TrySetException(e);
}
}
// Notify the handle that this is done
args.Item1.TrySetResult(null);
}
