public BufferPoolItem ReleaseOne()
{
BufferPoolItem item = _obtainedItems.Dequeue();
_availableItems.Push(item);
return(item);
}
public BufferPoolItem Obtain(int length)
{
BufferPoolItem item = GetAvailableItem(length) ?? new BufferPoolItem(length);
_obtainedItems.Enqueue(item);
return(item);
}
public BufferPoolItem Obtain(int length)
{
BufferPoolItem item = _availableItems.Count != 0 ? _availableItems.Pop() : new BufferPoolItem();
item.Length = length;
_obtainedItems.Enqueue(item);
return(item);
}
private BufferPoolItem GetAvailableItem(int length)
{
int foundIndex = -1;
for (int i = 0; i < _availableItems.Count; i++)
{
if (_availableItems[i].MaxLength >= length && (foundIndex == -1 || _availableItems[i].MaxLength < _availableItems[foundIndex].MaxLength))
{
foundIndex = i;
}
}
if (foundIndex == -1)
{
return(null);
}
BufferPoolItem item = _availableItems[foundIndex];
_availableItems.RemoveAt(foundIndex);
return(item);
}
