System.Web.UI.WebControls.XmlDataSource.GetHierarchicalView C# (CSharp) Method

		protected override HierarchicalDataSourceView GetHierarchicalView (string viewPath)
		{
			XmlNode doc = this.GetXmlDocument ();
			XmlNodeList ret = null;
			
			if (!String.IsNullOrEmpty (viewPath)) {
				XmlNode n = doc.SelectSingleNode (viewPath);
				if (n != null)
					ret = n.ChildNodes;
			} else if (!String.IsNullOrEmpty (XPath)) {
				ret = doc.SelectNodes (XPath);
			} else {
				ret = doc.ChildNodes;
			}
			
			return new XmlHierarchicalDataSourceView (ret);
		}