• 复杂 XML 的 序列化 反序列化


    已知.xml(再此命名default.xml)文件,请将其反序列化到一个实例对象。

     1 <?xml version="1.0" encoding="utf-8" ?>
     2 <config>
     3   <rules>
     4     <rule name="namea">
     5       <params>
     6         <item name="p" type="get" pattern="(ios|android|)" />
     7         <item name="cid" type="get" pattern="(ios|android|)" />
     8         <item name="type" type="get" pattern="(ios|android|)" />
     9         <item name="sort" type="get" pattern="(ios|android|)" />
    10         <item name="action" type="post" pattern="(ios|android|)" />
    11         <item name="userAgent" type="header" pattern="(ios|android|)" />
    12       </params>
    13     </rule>
    14  
    15     <rule name="nameb">
    16       <params>
    17         <item name="p" type="get" pattern="(ios|android|)" />
    18         <item name="cid" type="get" pattern="(ios|android|)" />
    19         <item name="type" type="get" pattern="(ios|android|)" />
    20         <item name="sort" type="get" pattern="(ios|android|)" />
    21         <item name="action" type="post" pattern="(ios|android|)" />
    22         <item name="userAgent" type="header" pattern="(ios|android|)" />
    23       </params>
    24     </rule>
    25  
    26     <rule name="namec">
    27       <params>
    28         <item name="p" type="get" pattern="(ios|android|)" />
    29         <item name="cid" type="get" pattern="(ios|android|)" />
    30         <item name="type" type="get" pattern="(ios|android|)" />
    31         <item name="sort" type="get" pattern="(ios|android|)" />
    32         <item name="action" type="post" pattern="(ios|android|)" />
    33         <item name="userAgent" type="header" pattern="(ios|android|)" />
    34       </params>
    35     </rule>
    36  
    37     <rule name="named">
    38       <params>
    39         <item name="p" type="get" pattern="(ios|android|)" />
    40         <item name="cid" type="get" pattern="(ios|android|)" />
    41         <item name="type" type="get" pattern="(ios|android|)" />
    42         <item name="sort" type="get" pattern="(ios|android|)" />
    43         <item name="action" type="post" pattern="(ios|android|)" />
    44         <item name="userAgent" type="header" pattern="(ios|android|)" />
    45       </params>
    46     </rule>
    47   </rules>
    48 </config>
    Default.XML

    C#示例代码

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;
    using System.Xml.Serialization;
    
    namespace 多层级反序列
    {
        [XmlType(TypeName = "config")]
        public class XmlConfig
        {
            [XmlArray("rules")]
            public List<rule> rules { get; set; }
        }
    
        [XmlType(TypeName = "rule")]
        public class rule
        {
            [XmlAttribute]
            public string name { get; set; }
    
            [XmlArray("params")]
            public List<paramsItem> @params { get; set; }
        }
    
        [XmlType(TypeName = "item")]
        public class paramsItem
        {
            [XmlAttribute]
            public string name { get; set; }
            [XmlAttribute]
            public string type { get; set; }
            [XmlAttribute]
            public string pattern { get; set; }
        }
    
        class Program
        {
            static void Main(string[] args)
            {
                /*
                XmlConfig xml1 = DeserializeFromXml<XmlConfig>("default.xml");
                XmlConfig xml = new XmlConfig();
                SerializeToXml<XmlConfig>("default.xml", xml);
                */
    
                XmlConfig xml1 = DeserializeFromXml<XmlConfig>("default.xml");
    
            }
    
            /// <summary>
            /// XML序列化某一类型到指定的文件
            /// </summary>
            /// <param name="filePath"></param>
            /// <param name="obj"></param>
            /// <param name="type"></param>
            public static void SerializeToXml<T>(string filePath, T obj)
            {
                try
                {
                    using (System.IO.StreamWriter writer = new System.IO.StreamWriter(filePath))
                    {
                        System.Xml.Serialization.XmlSerializer xs = new System.Xml.Serialization.XmlSerializer(typeof(T));
                        xs.Serialize(writer, obj);
                    }
                }
                catch (Exception ex)
                {
                }
            }
            /// <summary>
            /// 从某一XML文件反序列化到某一类型
            /// </summary>
            /// <param name="filePath">待反序列化的XML文件名称</param>
            /// <param name="type">反序列化出的</param>
            /// <returns></returns>
            public static T DeserializeFromXml<T>(string filePath)
            {
                try
                {
                    if (!System.IO.File.Exists(filePath))
                        throw new ArgumentNullException(filePath + " not Exists");
    
                    using (System.IO.StreamReader reader = new System.IO.StreamReader(filePath))
                    {
                        System.Xml.Serialization.XmlSerializer xs = new System.Xml.Serialization.XmlSerializer(typeof(T));
                        T ret = (T)xs.Deserialize(reader);
                        return ret;
                    }
                }
                catch (Exception ex)
                {
                    return default(T);
                }
            }
        }
    }
    示例代码
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  • 原文地址:https://www.cnblogs.com/preacher/p/3936023.html
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