/// <summary>Gets an enumerable of the tasks currently scheduled on this scheduler.</summary>
/// <returns>An enumerable of the tasks currently scheduled.</returns>
protected sealed override IEnumerable <Task> GetScheduledTasks()
{
bool lockTaken = false;
try
{
Monitor.TryEnter(_tasks, ref lockTaken);
if (lockTaken)
{
return(_tasks);
}
else
{
throw new NotSupportedException();
}
}
finally
{
if (lockTaken)
{
Monitor.Exit(_tasks);
}
}
}
internal static void TryEnter(object obj, int millisecondsTimeout, ref bool taken)
{
taken = Monitor.TryEnter(obj, millisecondsTimeout);
}
internal static bool TryEnter(object obj, TimeSpan timeout)
{
return(Monitor.TryEnter(obj, timeout));
}
internal static bool TryEnter(object obj, int millisecondsTimeout)
{
return(Monitor.TryEnter(obj, millisecondsTimeout));
}
internal static void TryEnter(object obj, ref bool taken)
{
taken = Monitor.TryEnter(obj);
}
internal static bool TryEnter(object obj)
{
return(Monitor.TryEnter(obj));
}
public static bool TryEnter(object obj, TimeSpan timeout)
{
return(Monitor.TryEnter(obj, Monitor.MillisecondsTimeoutFromTimeSpan(timeout)));
}
