HierarchyNode<T>
public class HierarchyNode<T> : INestedSet, IEnumerable<HierarchyNode<T>>, IEnumerable, IEquatable<HierarchyNode<T>>, IEquatable<T>, IComparable<HierarchyNode<T>>
public HierarchyNode(T node, IEnumerable<HierarchyNode<T>> childNodes, int depth, long left, long right)