Get the Xml Text node value
#region License and Copyright
/*
* Dotnet Commons Xml
*
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place,
* Suite 330,
* Boston,
* MA 02111-1307
* USA
*
*/
#endregion
using System;
using System.Collections;
using System.Collections.Specialized;
using System.Diagnostics;
using System.IO;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using System.Xml;
using System.Xml.Xsl;
using System.Xml.Serialization;
//using Dotnet.Commons.Reflection;
namespace Dotnet.Commons.Xml
{
///
/// <summary>
/// This utility class contains wrapper functions that help to ease the handling and
/// manipulation of Xml documents, such as adding an element, adding an attribute
/// to an element, copying and cloning of nodes, etc.
///
/// </summary>
///
public abstract class XmlUtils
{
/// -------------------------------------------------------------------
/// <summary>
/// Get the Xml Text node value
/// </summary>
/// <param name="parentNode"></param>
/// <param name="xPath"></param>
/// <returns></returns>
/// -------------------------------------------------------------------
public static string GetTextNodeValueFromXPath(XmlNode parentNode,
string xPath)
{
XmlNode node = parentNode.SelectSingleNode(xPath);
if (node == null)
return String.Empty;
if (node.NodeType == XmlNodeType.Text || node.NodeType== XmlNodeType.Attribute)
return node.Value;
if (node.NodeType == XmlNodeType.Element)
{
try
{
if (node.FirstChild.NodeType == XmlNodeType.Text)
return node.InnerText;
}
catch
{ //Do Nothing
}
}
return String.Empty;
}
}
}
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