XML/RSS教程
c#，XML，类的转换
XML/RSS教程
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using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO; using System.Data; using System.Xml; using System.Xml.Serialization;/// public class XmlUtil {#region 反序列化////// 类型/// XML字符串///public static object Deserialize(Type type, string xml){ try { using (StringReader sr = new StringReader(xml)) { XmlSerializer xmldes = new XmlSerializer(type); return xmldes.Deserialize(sr); } } catch (Exception e) { return null; }}////////////public static object Deserialize(Type type, Stream stream){ XmlSerializer xmldes = new XmlSerializer(type); return xmldes.Deserialize(stream);}#endregion #region 序列化////// 类型/// 对象///public static string Serializer(Type type, object obj){ MemoryStream Stream = new MemoryStream(); XmlSerializer xml = new XmlSerializer(type); try { //序列化对象 xml.Serialize(Stream, obj); } catch (InvalidOperationException) { throw; } Stream.Position = 0; StreamReader sr = new StreamReader(Stream); string str = sr.ReadToEnd(); sr.Dispose(); Stream.Dispose(); return str;} #endregion } /* 实体对象转换到Xml */ public class Student {public string Name { set; get; }public int Age { set; get; } } Student stu1 = new Student() { Name = "okbase", Age = 10 }; string xml = XmlUtil.Serializer(typeof(Student), stu1); Console.Write(xml); /* Xml转换到实体对象 */ Student stu2 = XmlUtil.Deserialize(typeof(Student), xml) as Student; Console.Write(string.Format("名字:{0},年龄:{1}", stu2.Name, stu2.Age)); /* DataTable转换到Xml */ // 生成DataTable对象用于测试 DataTable dt1 = new DataTable("mytable"); // 必须指明DataTable名称 dt1.Columns.Add("Dosage", typeof(int)); dt1.Columns.Add("Drug", typeof(string)); dt1.Columns.Add("Patient", typeof(string)); dt1.Columns.Add("Date", typeof(DateTime)); // 添加行 dt1.Rows.Add(25, "Indocin", "David", DateTime.Now); dt1.Rows.Add(50, "Enebrel", "Sam", DateTime.Now); dt1.Rows.Add(10, "Hydralazine", "Christoff", DateTime.Now); dt1.Rows.Add(21, "Combivent", "Janet", DateTime.Now); dt1.Rows.Add(100, "Dilantin", "Melanie", DateTime.Now); // 序列化 xml = XmlUtil.Serializer(typeof(DataTable), dt1); Console.Write(xml); /* Xml转换到DataTable */ // 反序列化 DataTable dt2 = XmlUtil.Deserialize(typeof(DataTable), xml) as DataTable; // 输出测试结果 foreach (DataRow dr in dt2.Rows) {foreach (DataColumn col in dt2.Columns){ Console.Write(dr[col].ToString() + " ");}Console.Write("\r\n"); } /* List转换到Xml */ // 生成List对象用于测试 List list1 = new List(3); list1.Add(new Student() { Name = "okbase", Age = 10 }); list1.Add(new Student() { Name = "csdn", Age = 15 }); // 序列化 xml = XmlUtil.Serializer(typeof(List), list1); Console.Write(xml); /* Xml转换到List */ List list2 = XmlUtil.Deserialize(typeof(List), xml) as List; foreach (Student stu in list2) {Console.WriteLine(stu.Name + "," + stu.Age.ToString()); } protected void Page_Load(object sender, EventArgs e) {string strTest = @"ATVPDKIKX0DER B00K69WURQTBVPDKIKX0DER C00K69WURQKlVPDKIKX0DER D00K69WURQ ";TextBox1.Text = ""; XmlDocument doc = new XmlDocument();doc.LoadXml(strTest);XmlElement root = doc.DocumentElement;//用于带命名空间的XML操作XmlNamespaceManager nsmgr = new XmlNamespaceManager(doc.NameTable);nsmgr.AddNamespace("ab", "/schema/Products/-10-01");XmlNodeList macthNodes = root.SelectNodes("//ab:Identifiers/ab:MarketplaceASIN", nsmgr); for (int i = 0; i < macthNodes.Count; i++){ //删除生成的命名空间，生成标准XML。 string matchNode = CleanXmlnsTag(macthNodes[i].OuterXml); MarketplaceASIN ma = XmlUtil.Deserialize(typeof(MarketplaceASIN), matchNode) as MarketplaceASIN; if (ma != null) { Response.Write(ma.MarketplaceId + "---------" + ma.ASIN + "
"); }} } /* 实体对象 */ public class MarketplaceASIN {public string MarketplaceId { set; get; }public string ASIN { set; get; } } protected string CleanXmlnsTag(string xml) {xml = xml.Replace("xmlns=\"/schema/Products/-10-01\"", "");return xml; }
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