public void Remove(DbItemReference reference)
{
if (_rootNodeReference.Equals(reference))
{
throw new ArgumentOutOfRangeException(nameof(reference), "Unable to delete the root node");
}
_nodes.Remove(reference.ToString());
}
public void Remove(DbItemReference reference)
{
if (_rootNodeReference.Equals(reference))
{
throw new ArgumentOutOfRangeException(nameof(reference), "Unable to delete the root node");
}
var page = _pageManager.FetchPage(reference.PageIndex);
if (page.BackingObject == null)
{
var obj = RadixTreePageBackingObject.FromPage(page);
page = new Page(_pageManager, reference.PageIndex, () => Serialize(obj), obj);
}
var backingObject = (RadixTreePageBackingObject)page.BackingObject;
if (backingObject.Items.Count == reference.ItemIndex + 1)
{
backingObject.Items.RemoveAt(reference.ItemIndex);
}
else
{
backingObject.Items[reference.ItemIndex] = null;
}
if (backingObject.Items.Any(item => item != null))
{
_pageManager.UpdatePage(page);
}
else
{
_pageManager.RemovePage(page.Index);
if (_recentPages.Contains(page.Index))
{
_recentPages.Remove(page.Index);
}
}
}
