C XML help class

For reading or creating xml

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Xml;

namespace RestSOE102
{
    /// <summary>
    /// Xml Helper classes 
    /// </summary>
    public class XmlHelper
    {
        /// <summary>
        ///  Reading data 
        /// </summary>
        /// <param name="path"> route </param>
        /// <param name="node"> node </param>
        /// <param name="attribute"> Property name , Return the property value if it is not empty , Otherwise, the concatenation value is returned </param>
        /// <returns>string</returns>
        /**************************************************
         *  Use list :
         * XmlHelper.Read(path, "/Node", "")
         * XmlHelper.Read(path, "/Node/Element[@Attribute='Name']", "Attribute")
         ************************************************/
        public static string Read(string path, string node, string attribute)
        {
            string value = "";
            try
            {
                XmlDocument doc = new XmlDocument();
                doc.Load(path);
                XmlNode xn = doc.SelectSingleNode(node);
                value = (attribute.Equals("") ? xn.InnerText : xn.Attributes[attribute].Value);
            }
            catch { }
            return value;
        }

        /// <summary>
        ///  insert data 
        /// </summary>
        /// <param name="path"> route </param>
        /// <param name="node"> node </param>
        /// <param name="element"> Element name , Insert a new element when it is not empty , Otherwise, insert the attribute in the element </param>
        /// <param name="attribute"> Property name , Insert the attribute value of the element if it is not empty , Otherwise insert the element value </param>
        /// <param name="value"> value </param>
        /// <returns></returns>
        /**************************************************
         *  Use list :
         * XmlHelper.Insert(path, "/Node", "Element", "", "Value")
         * XmlHelper.Insert(path, "/Node", "Element", "Attribute", "Value")
         * XmlHelper.Insert(path, "/Node", "", "Attribute", "Value")
         ************************************************/
        public static void Insert(string path, string node, string element, string attribute, string value)
        {


            XmlDocument doc = new XmlDocument();
            doc.Load(path);
            XmlNode xn = doc.SelectSingleNode(node);
            if (element.Equals(""))
            {
                if (!attribute.Equals(""))
                {
                    XmlElement xe = (XmlElement)xn;
                    xe.SetAttribute(attribute, value);
                }
            }
            else
            {
                XmlElement xe = doc.CreateElement(element);
                if (attribute.Equals(""))
                    xe.InnerText = value;
                else
                    xe.SetAttribute(attribute, value);
                xn.AppendChild(xe);
            }
            doc.Save(path);


        }

        /// <summary>
        ///  Modifying data 
        /// </summary>
        /// <param name="path"> route </param>
        /// <param name="node"> node </param>
        /// <param name="attribute"> Property name , Modify the attribute value of this node if it is not empty , Otherwise, modify the node value </param>
        /// <param name="value"> value </param>
        /// <returns></returns>
        /**************************************************
         *  Use list :
         * XmlHelper.Insert(path, "/Node", "", "Value")
         * XmlHelper.Insert(path, "/Node", "Attribute", "Value")
         ************************************************/
        public static void Update(string path, string node, string attribute, string value)
        {
            try
            {
                XmlDocument doc = new XmlDocument();
                doc.Load(path);
                XmlNode xn = doc.SelectSingleNode(node);
                XmlElement xe = (XmlElement)xn;
                if (attribute.Equals(""))
                    xe.InnerText = value;
                else
                    xe.SetAttribute(attribute, value);
                doc.Save(path);
            }
            catch { }
        }

        /// <summary>
        ///  Delete data 
        /// </summary>
        /// <param name="path"> route </param>
        /// <param name="node"> node </param>
        /// <param name="attribute"> Property name , Delete the attribute value of this node if it is not empty , Otherwise, delete the node value </param>
        /// <param name="value"> value </param>
        /// <returns></returns>
        /**************************************************
         *  Use list :
         * XmlHelper.Delete(path, "/Node", "")
         * XmlHelper.Delete(path, "/Node", "Attribute")
         ************************************************/
        public static void Delete(string path, string node, string attribute)
        {
            try
            {
                XmlDocument doc = new XmlDocument();
                doc.Load(path);
                XmlNode xn = doc.SelectSingleNode(node);
                XmlElement xe = (XmlElement)xn;
                if (attribute.Equals(""))
                    xn.ParentNode.RemoveChild(xn);
                else
                    xe.RemoveAttribute(attribute);
                doc.Save(path);

            }
            catch { }
        }
        /// <summary>
        ///  Specify the number of nodes 
        /// </summary>
        /// <param name="path"></param>
        /// <param name="node"></param>
        /// <returns></returns>
        public static int Notecout(string path, string node)
        {
            int count = 0;
            XmlDocument doc = new XmlDocument();
            doc.Load(path);
            XmlNodeList xnList = doc.SelectNodes("//" + node);
            return count = xnList.Count;
        }

        /// <summary>
        ///  Get the value of multiple nodes with the same name 
        /// </summary>
        /// <param name="path"></param>
        /// <param name="node"></param>
        /// <returns></returns>
        public static List<string> vaulelist(string path, string node)
        {
            List<string> vlist = new List<string>();
            XmlDocument doc = new XmlDocument();
            doc.Load(path);
            XmlNodeList xnList = doc.SelectNodes("//" + node);
            foreach (XmlNode xn in xnList)
            {
                XmlElement xe = (XmlElement)xn;
                string value = xe.InnerText;
                vlist.Add(value);
            }
            return vlist;
        }
    }
}