/// <summary>
/// Gets the parent folder of a given file system resource.
/// </summary>
/// <param name="childFolderPath">The qualified name (<see cref="VirtualResourceInfo.FullName"/>)
/// of an arbitrary folder that is used to resolve the parent folder.</param>
/// <returns>The parent of the folder.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="childFolderPath"/>
/// is a null reference.</exception>
/// <exception cref="VirtualResourceNotFoundException">If the folder that is represented
/// by <paramref name="childFolderPath"/> does not exist in the file system.</exception>
/// <exception cref="ResourceAccessException">If the submitted child folder already
/// represents the file system root.</exception>
public override VirtualFolderInfo GetFolderParent(string childFolderPath)
{
return(SecureFunc(FileSystemTask.FolderParentRequest, () => OperationService.GetFolderParent(childFolderPath),
() =>
String.Format("Could not get meta data about parent folder of folder [{0}].", childFolderPath)));
}