private KeyValuePair <LibKey, TItem> GetKeyPair(LibKeyIndex.IndexItem indexItem)
{
var item = _allItems[indexItem.OriginalIndex];
return(new KeyValuePair <LibKey, TItem>(new LibKey(indexItem.LibraryKey), item));
}
private TItem GetItem(LibKeyIndex.IndexItem indexItem)
{
return(_allItems[indexItem.OriginalIndex]);
}