如何根据xsd生成xml文档

这篇文章主要介绍了如何根据xsd生成xml文档，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。

现在有很多的xml工具软件都能根据xsd文件书写出xml文档，.net 没有实现此方法，如是我写了几个浏览、校验、和创建xml的方法
全部代码如下：

using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Xml; using System.Xml.Schema; using System.Collections; /// <summary> /// ProXML 的摘要说明 /// </summary> public class ProXml {     public ProXml()     {         //         // TODO: 在此处添加构造函数逻辑         //     }     /// <summary>     /// 获得xsd文件路径     /// </summary>     public static string GetSchemaPath     {             get{                return HttpContext.Current.Request.PhysicalApplicationPath + "App_Data\\system\\publish.xsd";            }     }     /// <summary>     /// 获理节点     /// </summary>     /// <returns></returns>     public static System.Collections.Generic.List<XmlSchemaElement> GetDatas()     {         XmlSchemaSet xsSet = new XmlSchemaSet();         xsSet.Add("http://www.w3.org/2001/XMLSchema", GetSchemaPath);         xsSet.Compile();         XmlSchema schema = null;         foreach (XmlSchema xs in xsSet.Schemas())         {             schema = xs;         }         System.Collections.Generic.List<XmlSchemaElement> elements=new System.Collections.Generic.List<XmlSchemaElement> ();         foreach (XmlSchemaObject obj in schema.Elements.Values)         {             if (obj.GetType() == typeof(XmlSchemaElement))             {                 elements.Add((XmlSchemaElement)obj);             }         }         return elements;            }     /// <summary>     /// 添加元素     /// </summary>     /// <param name="sourceXsd"></param>     /// <param name="titles"></param>     /// <param name="sourceXml"></param>     /// <param name="sourceNd"></param>     /// <param name="values"></param>     public static   void AddElement(XmlSchemaObject sourceXsd, Hashtable titles, XmlDocument sourceXml, XmlNode sourceNd, string[] values)     {         if (sourceXsd.GetType() == typeof(XmlSchemaChoice))         {             XmlSchemaChoice choice = sourceXsd as XmlSchemaChoice;             decimal min = choice.MinOccurs;             foreach (XmlSchemaObject item in choice.Items)             {                 if (item.GetType() == typeof(XmlSchemaElement))                 {                     string name = ((XmlSchemaElement)item).Name;                     if (titles.ContainsKey(name))                     {                         XmlElement element = sourceXml.CreateElement(name);                        // element.InnerText = ((Excel.Range)st.Cells[rowIndex, (int)titles[name]]).Value2.ToString();                         element.InnerText = values[(int)titles[name]];                         sourceNd.AppendChild(element);                     }                 }                 else                 {                     AddElement (item, titles, sourceXml, sourceNd, values);                 }             }         }         else if (sourceXsd.GetType() == typeof(XmlSchemaElement))         {             string name = ((XmlSchemaElement)sourceXsd).Name;             if (titles.ContainsKey(name))             {                 XmlElement element = sourceXml.CreateElement(name);                 element.InnerText = values[(int)titles[name]];                 sourceNd.AppendChild(element);             }         }         else if (sourceXsd.GetType() == typeof(XmlSchemaSequence))         {             foreach (XmlSchemaObject childItem in ((XmlSchemaSequence)sourceXsd).Items)             {                 if (childItem.GetType() == typeof(XmlSchemaElement))                 {                     string name = ((XmlSchemaElement)childItem).Name;                     if (titles.ContainsKey(name))                     {                         XmlElement element = sourceXml.CreateElement(name);                         element.InnerText = values[(int)titles[name]];                         sourceNd.AppendChild(element);                     }                 }                 else                 {                     AddElement(childItem, titles, sourceXml, sourceNd, values);                 }             }         }         else         {             return;         }     }    /// <summary>    /// 获得元素    /// </summary>    /// <param name="name"></param>    /// <returns></returns>     public static System.Collections.Generic.List<XmlSchemaElement> GetDataItem(string name)     {         System.Collections.Generic.List<XmlSchemaElement> arr = new System.Collections.Generic.List<XmlSchemaElement>();         XmlSchemaElement element = GetTableSchema(name);         if (element == null)         {             return null;         }         XmlSchemaComplexType complex = element.SchemaType as XmlSchemaComplexType;         XmlSchemaSequence sequence = complex.ContentTypeParticle as XmlSchemaSequence;               foreach (XmlSchemaObject obj in sequence.Items)         {             if (obj.GetType() == typeof(XmlSchemaElement))             {                 XmlSchemaElement item = (XmlSchemaElement)obj;                 arr.Add(item);                             }             else             {                 GetItem(arr, obj);             }         }         return arr;     }     public static void GetItem(System.Collections.Generic.List<XmlSchemaElement> arr, XmlSchemaObject obj)     {         if (obj.GetType() == typeof(XmlSchemaElement))         {             XmlSchemaElement item = (XmlSchemaElement)obj;             arr.Add(item);         }         else if (obj.GetType() == typeof(XmlSchemaChoice))         {             XmlSchemaChoice choice = obj as XmlSchemaChoice;             foreach (XmlSchemaObject child in choice.Items)             {                 if (child.GetType() == typeof(XmlSchemaElement))                 {                     XmlSchemaElement item = child as XmlSchemaElement;                     arr.Add(item);                 }                 else                 {                     GetItem(arr, child);                 }             }         }         else if (obj.GetType() == typeof(XmlSchemaSequence))         {             XmlSchemaSequence sequence = obj as XmlSchemaSequence;             foreach (XmlSchemaObject child in sequence.Items)             {                 if (child.GetType() == typeof(XmlSchemaObject))                 {                     XmlSchemaElement item = child as XmlSchemaElement;                     arr.Add(item);                 }                 else                 {                     GetItem(arr, child);                 }             }         }         else         {             return;         }     }     /// <summary>     /// 根据节点名获得节点     /// </summary>     /// <param name="name"></param>     /// <returns></returns>     public static XmlSchemaElement GetTableSchema(string name)     {         XmlSchemaSet xsSet = new XmlSchemaSet();         xsSet.Add("http://www.w3.org/2001/XMLSchema", GetSchemaPath);         xsSet.Compile();         XmlSchema schema=null;         foreach (XmlSchema xs in xsSet.Schemas())         {             schema = xs;         }         XmlQualifiedName qf = new XmlQualifiedName(name, "http://www.w3.org/2001/XMLSchema");         if(schema.Elements.Contains(qf))         {             return (XmlSchemaElement)schema.Elements[qf];         }         return null;     }      static  void XmlValidation(object sendor, ValidationEventArgs e)        {            switch (e.Severity)            {                case XmlSeverityType.Error:                    throw e.Exception;                case XmlSeverityType.Warning:                    throw e.Exception;            }        }   /// <summary>   /// 校验dom对象   /// </summary>   /// <param name="doc"></param>   /// <returns></returns>        public static string CheckDataXml(XmlDocument doc)        {            XmlSchemaSet xsd = new XmlSchemaSet();            xsd.Add("", GetSchemaPath);            doc.Schemas = xsd;            try            {                doc.Validate(new ValidationEventHandler(XmlValidation));            }            catch (Exception ex)            {                return ex.Message;            }            return null;        } }

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