xml读写

using System;
using System.Data;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Xml;
using FilmOnLine.Model;
namespace FilmOnLine.DAL
{
public static class FilmService
{
/// <summary>
/// 添加电影
/// </summary>
/// <param name="filmType">电影类型</param>
/// <param name="filmUrl">电影连接</param>
/// <param name="filmImages">电影图片</param>
/// <param name="filmAct">电影演员</param>
/// <returns>是否添加成功</returns>
public static bool addFilm(string filmType, string filmUrl, string filmImages, string filmAct, string mapPath)
{
try
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(mapPath);
XmlNode root = xmlDoc.SelectSingleNode("sexstore");//查找<sexstore> 跟节点
XmlElement xe1 = xmlDoc.CreateElement(filmType);//创建一个<类型>节点
xe1.SetAttribute("url", filmUrl);//设置该节点url属性
xe1.SetAttribute("image", filmImages);//设置该节点image属性
xe1.SetAttribute("act", filmAct);//设置该节点act属性
root.AppendChild(xe1);//添加到<sexstore>节点中
xmlDoc.Save(mapPath);//保存xml文档
return true;
}
catch (Exception)
{
return false;
}
}
/// <summary>
/// 创建DataTable
/// </summary>
/// <returns>DataTable</returns>
private static DataTable creatDataTable()
{
DataTable dt = new DataTable();
dt.Columns.Add(new DataColumn("type"));
dt.Columns.Add(new DataColumn("name"));
dt.Columns.Add(new DataColumn("url"));
dt.Columns.Add(new D