public bool TryLock()
{
Interlocked.Increment(ref _queueLength);
bool success = UninterruptableMonitor.TryEnter(_lock);
Interlocked.Decrement(ref _queueLength);
return(success);
}
// Gets an enumerable of the tasks currently scheduled on this scheduler.
protected sealed override IEnumerable <Task> GetScheduledTasks()
{
bool lockTaken = false;
try
{
UninterruptableMonitor.TryEnter(_tasks, ref lockTaken);
if (lockTaken)
{
return(_tasks);
}
else
{
throw new NotSupportedException();
}
}
finally
{
if (lockTaken)
{
UninterruptableMonitor.Exit(_tasks);
}
}
}
