xsd.exe为XML序列化生成奇怪的C#类

时间:2010-08-27 08:08:11

标签: c# xml serialization xsd xsd.exe

我在.xdr文件中有一个XML架构。这是此文件的缩短版本(仅举例):

<?xml version = "1.0" encoding = "WINDOWS-1252"?>  
<Schema name = "ANS.xdr"
xmlns = "urn:schemas-microsoft-com:xml-data"  
xmlns:dt = "urn:schemas-microsoft-com:datatypes">  
 <ElementType name = "Shipment" content = "eltOnly" order = "seq" model = "closed">  
  <element type = "TrackingNumber" minOccurs = "0" maxOccurs = "1"/>  
 </ElementType>  
 <ElementType name = "TrackingNumber" content = "textOnly" dt:type = "string" model = "closed"/>  
</Schema>  

使用xsd.exe将此文件转换为XSD格式,它会显示以下文件:

<?xml version="1.0" encoding="utf-8"?>
<xs:schema id="ANS.xdr" xmlns="" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
  <xs:element name="ANS.xdr" msdata:IsDataSet="true" msdata:UseCurrentLocale="true">
    <xs:complexType>
      <xs:choice minOccurs="0" maxOccurs="unbounded">
        <xs:element name="Shipment">
          <xs:complexType>
            <xs:sequence>
              <xs:element name="TrackingNumber" type="xs:string" minOccurs="0" />
            </xs:sequence>
          </xs:complexType>
        </xs:element>
      </xs:choice>
    </xs:complexType>
  </xs:element>
</xs:schema>

最后,我可以通过以下方式为XML序列化生成.cs文件: xsd.exe /c ANS.xsd导致:

using System.Xml.Serialization;

// 
// This source code was auto-generated by xsd, Version=2.0.50727.3038.
// 


/// <uwagi/>
[System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "2.0.50727.3038")]
[System.SerializableAttribute()]
[System.Diagnostics.DebuggerStepThroughAttribute()]
[System.ComponentModel.DesignerCategoryAttribute("code")]
[System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
[System.Xml.Serialization.XmlRootAttribute("ANS.xdr", Namespace="", IsNullable=false)]
public partial class ANSxdr {

    private ANSxdrShipment[] itemsField;

    /// <uwagi/>
    [System.Xml.Serialization.XmlElementAttribute("Shipment", Form=System.Xml.Schema.XmlSchemaForm.Unqualified)]
    public ANSxdrShipment[] Items {
        get {
            return this.itemsField;
        }
        set {
            this.itemsField = value;
        }
    }
}

/// <uwagi/>
[System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "2.0.50727.3038")]
[System.SerializableAttribute()]
[System.Diagnostics.DebuggerStepThroughAttribute()]
[System.ComponentModel.DesignerCategoryAttribute("code")]
[System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
public partial class ANSxdrShipment {

    private string trackingNumberField;

    /// <uwagi/>
    [System.Xml.Serialization.XmlElementAttribute(Form=System.Xml.Schema.XmlSchemaForm.Unqualified)]
    public string TrackingNumber {
        get {
            return this.trackingNumberField;
        }
        set {
            this.trackingNumberField = value;
        }
    }
}

问题是xsd.exe将架构名称的前缀添加到类名:public partial class ANSxdrShipment,其中shoud只是Shipment。序列化后,它会导致错误的标记名称:

<?xml version="1.0" encoding="utf-8"?>
<ANSxdrShipment xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <TrackingNumber>PN-34-23414</TrackingNumber>
</ANSxdrShipment>

我可以做手动更正,但是当存在嵌入的ElementTypes时问题似乎会聚合。它会产生超长的名称,尤其是在复杂的模式中,例如:

OpenShipmentsxdrOpenShipmentsOpenShipmentShipmentReturnNotificationDetailsReturnNotificationNotificationEMailAddress

1 个答案:

答案 0 :(得分:3)

您是否序列化部分节点。如果从根节点序列化,则应该

<?xml version="1.0" encoding="utf-8"?>
<ANSxdr xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
   <Shipment>
      <TrackingNumber>PN-34-23414</TrackingNumber>
   </Shipment>
</ANSxdr>

看起来好像只序列化Shipment对象。它没有标记任何属性,因此类名用作元素名称。虽然ANSxdr.Items使用XmlElementAttribute进行修饰,它将为您提供“Shipment”元素。

编辑:顺便说一下,XSD工具有几种替代品:

  1. XsdCodeGen Custom Tool - 这个人还解释了根据自己的喜好定制代码生成的方法
  2. Sample Code Generator