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  • [续]C#使用反射得到属性然后创建xml文档

    续上一篇中,在方法二GetModelsFromXml中需要知道实体的具体类型,后来我发现可以使用object代替,结果成功了,现将修改的方法如下:

       /// <summary>
            
    /// 将xml文档序列化为实体对象
            
    /// </summary>
            
    /// <param name="file">文件路径</param>
            
    /// <returns></returns>
            public static List<Object> GetModelsFromXml(string file, Type type)
            {
                List<Object> list = null;
                if (File.Exists(file))
                {
                    list = new List<Object>();
                    //解析xml
                    XmlDocument doc = new XmlDocument();
                    doc.Load(file);
                    String root = type.Name.ToLower() + "s";
                    XmlNode rootNode = doc.SelectSingleNode(root);
                    XmlNodeList nodes = rootNode.ChildNodes;
                    foreach (XmlNode item in nodes)
                    {
                        object obj = type.Assembly.CreateInstance("toolkit.Person");//注意这里必须是全类名
                        PropertyInfo[] pi = type.GetProperties();
                        XmlNodeList childs = item.ChildNodes;
                        //遍历子节点 
                        for (int i = 0; i < childs.Count; i++)
                        {
                            XmlNode n = childs[i];
                            //查找属性名称和xml文档中一致的节点名称,并且设置属性值
                            List<PropertyInfo> ps = pi.Where(p => p.Name.ToLower() == n.Name).ToList();
                            ps[0].SetValue(obj, n.InnerText.ToString(), null);
                        }
                        list.Add(obj);
                    }
                }
                return list;
            }

    调用的代码如下:

       List<object> persons = new List<object>();
                    persons.AddRange(new Person[]{
                    new Person(){Id="1",Name="jay",Age="23",Sex="male"},
                    new Person(){Id="2",Name="lucy",Age="20",Sex="female"},
                    new Person(){Id="3",Name="mike",Age="22",Sex="male"}});
                    Toolkit.CreateXmlByModel(persons, "C:/Users/liyong/Desktop/1.xml""utf-8");
                   persons=Toolkit.GetModelsFromXml("C:/Users/liyong/Desktop/1.xml",typeof(Person));
                   foreach (var item in persons)
                   {
                       Console.WriteLine(item.ToString());
                   }

    结果输出:

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  • 原文地址:https://www.cnblogs.com/Jaylong/p/2685960.html
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