private void ClearFinalizer()
{
if (weakRef == null)
{
return;
}
WeakRefTracker wrt = weakRef;
if (wrt != null)
{
// find our handler and remove it (other users could have created weak refs to us)
for (int i = 0; i < wrt.HandlerCount; i++)
{
if (wrt.GetHandlerCallback(i) is OldInstanceFinalizer)
{
wrt.RemoveHandlerAt(i);
break;
}
}
// we removed the last handler
if (wrt.HandlerCount == 0)
{
GC.SuppressFinalize(wrt);
weakRef = null;
}
}
}
private bool HasFinalizer()
{
if (weakRef != null)
{
WeakRefTracker wrt = weakRef;
if (wrt != null)
{
for (int i = 0; i < wrt.HandlerCount; i++)
{
if (wrt.GetHandlerCallback(i) is OldInstanceFinalizer)
{
return(true);
}
}
}
}
return(false);
}
