private static DFileInfo traverseFileSystem(DFileInfo currentFile, IEnumerator<string> nameEnumerator)
{
if (currentFile == null) return null;
currentFile.Navigated();
string name = nameEnumerator.Current;
var nextFile = currentFile.Find(name);
if (nameEnumerator.MoveNext())
return traverseFileSystem(nextFile, nameEnumerator);
else return nextFile;
}
