internal LockingEnumWrapper(IEnumerator <T> wrap, EnumeratorEnumerableMode allowBlocking)
{
_wrap = wrap;
if (allowBlocking == EnumeratorEnumerableMode.Blocking)
{
Monitor.Enter(_wrap);
}
else if (!Monitor.TryEnter(_wrap))
{
throw new InvalidOperationException("Thread conflict accessing busy Enumerator")
{
Source = "LockingEnumWrapper"
}
}
;
lock (BusyTable)
{
if (BusyTable.Contains(_wrap))
{
throw new LockRecursionException("Self lock (deadlock) conflict accessing busy Enumerator")
{
Source = "LockingEnumWrapper"
}
}
;
BusyTable.Add(_wrap);
}
// always implicit Reset
_wrap.Reset();
}
public EnumeratorEnumerable(IEnumerator <T> e, EnumeratorEnumerableMode allowBlocking)
{
_enumerator = e;
_allowBlocking = allowBlocking;
}
