/// <summary>Get the current object's path hash code.</summary>
/// <remarks>
/// Get the current object's path hash code.
/// <p>
/// This method computes a hash code on the fly for this path, the hash is
/// suitable to cluster objects that may have similar paths together.
/// </remarks>
/// <returns>path hash code; any integer may be returned.</returns>
public virtual int GetPathHashCode()
{
return(last != null?treeWalk.GetEntryPathHashCode() : 0);
}
