private ITuple NonBlockingTake(object key)
{
IList list = m_ts[key];
if (list.Count > 0)
{
ITuple tuple = (ITuple)list[0];
list.RemoveAt(0);
tuple.OnTaken(this);
if (TupleTaken != null)
{
TupleTaken(this, tuple);
}
return(tuple);
}
else
{
return(null);
}
}