protected MLink baseAddToFront()
{
// Are there any nodes on the Reserve list?
if (this.pReserve == null)
{
// refill the reserve list by the refill size
this.privFillReservedPool(this.mRefillSize);
}
// Always take from the reserve list
MLink pNode = MLink.PullFromFront(ref this.pReserve);
Debug.Assert(pNode != null);
// Update stats
this.mNumActive++;
//update active high count if needed;
if (this.mNumActive > this.mActiveHighCount)
{
this.mActiveHighCount = this.mNumActive;
}
this.mNumReserve--;
// copy to active
MLink.AddToFront(ref this.pActive, pNode);
//Debug.WriteLine("Base Add Node called");
// YES - here's your new one (may its reused from reserved)
return(pNode);
}
private void privFillReservedPool(int count)
{
// doesn't make sense if its not at least 1
Debug.Assert(count > 0);
this.mTotalNodeCount += count;
this.mNumReserve += count;
// Preload the reserve
for (int i = 0; i < count; i++)
{
MLink pNode = this.derivedCreateNode();
Debug.Assert(pNode != null);
//add each newly created node to front of reserve list
MLink.AddToFront(ref this.pReserve, pNode);
}
}
protected void baseRemoveNode(MLink targetNode)
{
//make sure node exists
Debug.Assert(targetNode != null);
// Don't do the work here...
// abstract/delegate it to DLink
MLink.RemoveNode(ref this.pActive, targetNode);
// wash node before returning to reserve list
this.derivedWashNode(targetNode);
// add pulled node to the reserve list
MLink.AddToFront(ref this.pReserve, targetNode);
// stats update
this.mNumActive--;
this.mNumReserve++;
//Debug.WriteLine("Base Remove called");
}