將XML轉換為實體

需求

將XML文件中的數據經過轉換后插入到數據庫中。

參考

C#實體類和XML的相互轉換

https://blog.csdn.net/pan_junbiao/article/details/82938027

遇到的問題

錯誤描述

XML反序列化出錯，XML 文檔(2, 2)中有錯誤

解決方案

在實體類的字段要加上XmlElement屬性

https://www.cnblogs.com/wuyunblog/p/6625747.html

具體實例

實體類和XML轉換的幫助類

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml.Serialization;

namespace conDealXML
{
    public static class XmlSerializeHelper
    {

        /// <summary>
        /// 將實體對象轉換成XML
        /// </summary>
        /// <typeparam name="T">實體類型</typeparam>
        /// <param name="obj">實體對象</param>
        public static string XmlSerialize<T>(T obj)
        {
            try
            {
                using (StringWriter sw = new StringWriter())
                {
                    Type t = obj.GetType();
                    XmlSerializer serializer = new XmlSerializer(obj.GetType());
                    serializer.Serialize(sw, obj);
                    sw.Close();
                    return sw.ToString();
                }
            }
            catch (Exception ex)
            {
                throw new Exception("將實體對象轉換成XML異常", ex);
            }
        }

        /// <summary>
        /// 將XML轉換成實體對象
        /// </summary>
        /// <typeparam name="T">實體類型</typeparam>
        /// <param name="strXML">XML</param>
        public static T DESerializer<T>(string strXML) where T : class
        {
            try
            {
                using (StringReader sr = new StringReader(strXML))
                {
                    XmlSerializer serializer = new XmlSerializer(typeof(T));
                    return serializer.Deserialize(sr) as T;
                }
            }
            catch (Exception ex)
            {
                throw new Exception("將XML轉換成實體對象異常", ex);
            }

        }
    }
}

實體類

using System;
using System.Xml.Serialization;
namespace Model
{
    /// <summary>
    /// 功能: 實體類 (權限)
    /// 創建人：CodeSmith     
    /// 創建日期：2019/12/25    
    /// </summary>
    [Serializable]
    [XmlRoot(ElementName = "Action")]
    public partial class Action
    {
       public Action() 
       {    }       
        #region Model
        /// <summary>
        /// 權限ID
        /// </summary>
        public short? ActionID {get; set;}
        /// <summary>
        /// 權限名字
        /// </summary>
        public string Name {get; set;}
        /// <summary>
        /// 權限標志代碼(用於功能的判定)
        /// </summary>
        public string Code {get; set;}
        /// <summary>
        /// 權限的路徑
        /// </summary>
        public string Url {get; set;}
        /// <summary>
        /// 排序
        /// </summary>
        public short? Sort {get; set;}
        /// <summary>
        /// 權限類型
        /// </summary>
        public int? ActionType {get; set;}
        /// <summary>
        /// 備注
        /// </summary>
        public string Memo {get; set;}
        /// <summary>
        /// 審核狀態
        /// </summary>
        public short? Check {get; set;}
        /// <summary>
        /// 添加時間
        /// </summary>
        public DateTime? InsertTime {get; set;}
        /// <summary>
        /// 修改時間
        /// </summary>
        public DateTime? ModifyTime {get; set;}
        #endregion
    }
}

XML文件

<?xml version="1.0" encoding="gb2312"?>
<MyConfig xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <Roles>
        <Role>
            <Actions>
                <Action>
                    <ActionID>133</ActionID>
                    <Name>用戶查詢</Name>
                    <Code>041303</Code>
                    <Url>/AddValue/addvalue_list</Url>
                    <Sort>4</Sort>
                    <ActionType>0</ActionType>
                    <Check>1</Check>
                    <InsertTime>2019-12-24T11:18:00</InsertTime>
                    <ModifyTime xsi:nil="true" />
                </Action>
            </Actions>
            <Menus>
                <Menu>
                    <MenuID>165</MenuID>
                    <Title>用戶管理</Title>
                    <ParentID>160</ParentID>
                    <Layer>4</Layer>
                    <Path>0/1/3/160</Path>
                    <Sort>12</Sort>
                    <Url>http://</Url>
                    <Image>http://</Image>
                    <IsVip>false</IsVip>
                    <MenuType>0</MenuType>
                    <Level>0</Level>
                    <Check>1</Check>
                    <InsertTime>2019-12-21T09:21:00</InsertTime>
                    <ModifyTime>2019-12-21T09:23:00</ModifyTime>
                </Menu>
            </Menus>
            <RoleID></RoleID>
            <Name>超級管理員</Name>
        </Role>
        <Role>
        </Role>
    </Roles>
</MyConfig>

控制台程序，執行轉換的過程

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

namespace conDealXML
{
    class Program
    {
        static void Main(string[] args)
        {
            XmlDocument doc = new XmlDocument();
            doc.Load("Roles.Config");

            XmlNode xn_MyConfig = doc.SelectSingleNode("MyConfig");
            XmlNodeList xnl_Roles = xn_MyConfig.ChildNodes;
            XmlNode xn_Roles_Roles = xnl_Roles[0];
            XmlNodeList xnl_Roles_Role = xn_Roles_Roles.ChildNodes;
            XmlNode xn_Role_Admin = xnl_Roles_Role[0];//第一個Role，為超級管理員
            XmlNodeList xnl_Role_Admin = xn_Role_Admin.ChildNodes;
            foreach (XmlNode item in xnl_Role_Admin)
            {
                if (item.Name == "Actions")
                {
                    XmlNodeList xnl_Actions = item.ChildNodes;//獲取到所有的Action
                    foreach (XmlNode xn in xnl_Actions)
                    {
                        Model.Action model = XmlSerializeHelper.DESerializer<Model.Action>(xn.OuterXml);
                        new DAL.Action().Add(model);
                    }
                }
                if (item.Name == "Menus")
                {
                    XmlNodeList xnl_Menus = item.ChildNodes;//獲取到所有的Action
                    foreach (XmlNode xn in xnl_Menus)
                    {
                        Model.Menu model = XmlSerializeHelper.DESerializer<Model.Menu>(xn.OuterXml);
                        new DAL.Menu().Add(model);
                    }
                }
            }

            Console.ReadKey();
        }
    }
}