[英]Invalid child element 'xxx' in namespace 'http://yyy' while there is actually no extra namespace setting in xml
SO 有很多类似的讨论,但在查看了大约 5-6 个帖子之后。 他们似乎都不符合我的情况。 根据我的观察,以前的大多数帖子似乎都有导致问题的额外命名空间设置,但我认为我的情况不一样。
所以我有一个网络服务,它将收到以下 xml
<?xml version="1.0" encoding="UTF-8"?>
<ProductBindingReportRequest xmlns="http://schemas.ms.it.oem/digitaldistribution/2010/10" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
<CustomerBindingUniqueID>FA8E995F-50D2E911-9475-0050560063F7</CustomerBindingUniqueID>
<SoldToCustomerID>0000064397</SoldToCustomerID>
<ReceivedFromCustomerID>QACN-CQ</ReceivedFromCustomerID>
<TotalLineItems>2</TotalLineItems>
<ProductBindings>
<ProductBinding>
<YZProductKeyID>3423553504516</YZProductKeyID>
<XYSpecifics>
<XYSerialNumber>5CD936C2FW</XYSerialNumber>
<ConsumedDate>9/8/2019 3:47:37 PM</ConsumedDate>
</XYSpecifics>
<ServiceProductKeyID>4020124189204</ServiceProductKeyID>
</ProductBinding>
<ProductBinding>
<YZProductKeyID>3423553504661</YZProductKeyID>
<XYSpecifics>
<XYSerialNumber>5CD936C1KK</XYSerialNumber>
<ConsumedDate>9/8/2019 3:47:55 PM</ConsumedDate>
</XYSpecifics>
<ServiceProductKeyID>4020124189205</ServiceProductKeyID>
</ProductBinding>
</ProductBindings>
<XYSpecifics>
<SiteIdentifier>QACN-CQ</SiteIdentifier>
</XYSpecifics>
</ProductBindingReportRequest>
我们需要验证 xml 输入,因此基于上面的 xml 我创建了以下 xsd
<?xml version="1.0" encoding="utf-8"?>
<xsd:schema attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
<xsd:element name="ProductBindingReportRequest">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="CustomerBindingUniqueID" type="xsd:string" />
<xsd:element name="SoldToCustomerID" type="xsd:unsignedShort" />
<xsd:element name="ReceivedFromCustomerID" type="xsd:string" />
<xsd:element name="TotalLineItems" type="xsd:unsignedByte" />
<xsd:element name="ProductBindings">
<xsd:complexType>
<xsd:sequence>
<xsd:element maxOccurs="unbounded" name="ProductBinding">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="YZProductKeyID" type="xsd:unsignedLong" />
<xsd:element name="XYSpecifics">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="XYSerialNumber" type="xsd:string" />
<xsd:element name="ConsumedDate" type="xsd:string" />
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="ServiceProductKeyID" type="xsd:unsignedLong" />
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="XYSpecifics">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="SiteIdentifier" type="xsd:string" />
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:schema>
我们通过下面的方法用 xsd 验证 xml
public static bool ValidateXML(string strXML, string strSchemePath, string strXMLSchemeName, ref string strException)
{
if (strSchemePath.Substring(strSchemePath.Length - 1) != "\\")
strSchemePath = strSchemePath + "\\";
try
{
XmlReaderSettings settings = new XmlReaderSettings();
settings.Schemas.Add("http://schemas.ms.it.oem/digitaldistribution/2010/10", strSchemePath + strXMLSchemeName);
settings.ValidationType = ValidationType.Schema;
XmlReader readerCheck = XmlReader.Create(new StringReader(strXML), settings);
XmlDocument checkXmlDocument = new XmlDocument();
checkXmlDocument.Load(readerCheck);
checkXmlDocument.RemoveAll();
return true;
}
catch (Exception ex)
{
strException = ex.ToString();
return false;
}
}
大多数收到的 xmls 在相同的实现中都可以正常工作,但上面的组合给了我
命名空间“http://schemas.ms.it.oem/digitaldistribution/2010/10”中的元素“XYSpecifics”在命名空间“http://schemas.ms.it.oem/digitaldistribution/”中具有无效的子元素“SiteIdentifier” 2010/10'。
我的问题是
XYSpecifics
存在于ProductBindings
内外吗?我不完全确定是什么
settings.Schemas.Add("http://schemas.ms.it.oem/digitaldistribution/2010/10", strSchemePath + strXMLSchemeName);
对 XML 读取器实例执行此操作,但您也可以在 XML 模式文档本身中包含此命名空间:
XML 架构
<?xml version="1.0" encoding="utf-8"?>
<xsd:schema attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xsd="http://www.w3.org/2001/XMLSchema" targetNamespace="http://schemas.ms.it.oem/digitaldistribution/2010/10">
<xsd:element name="ProductBindingReportRequest">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="CustomerBindingUniqueID" type="xsd:string" />
<xsd:element name="SoldToCustomerID" type="xsd:unsignedShort" />
<xsd:element name="ReceivedFromCustomerID" type="xsd:string" />
<xsd:element name="TotalLineItems" type="xsd:unsignedByte" />
<xsd:element name="ProductBindings">
<xsd:complexType>
<xsd:sequence>
<xsd:element maxOccurs="unbounded" name="ProductBinding">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="YZProductKeyID" type="xsd:unsignedLong" />
<xsd:element name="XYSpecifics">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="XYSerialNumber" type="xsd:string" />
<xsd:element name="ConsumedDate" type="xsd:string" />
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="ServiceProductKeyID" type="xsd:unsignedLong" />
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="XYSpecifics">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="SiteIdentifier" type="xsd:string" />
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:schema>
这应该可以工作,尽管有点遗憾的是元素XYSpecifics
在此模式中被定义了两次,具有不同的子元素。 编写模式的更好方法是定义一次这种类型。 例如:
XML 架构(改进)
<?xml version="1.0" encoding="utf-8"?>
<xsd:schema attributeFormDefault="unqualified" elementFormDefault="qualified"
xmlns:xsd="http://www.w3.org/2001/XMLSchema"
targetNamespace="http://schemas.ms.it.oem/digitaldistribution/2010/10"
xmlns="http://schemas.ms.it.oem/digitaldistribution/2010/10">
<xsd:element name="ProductBindingReportRequest">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="CustomerBindingUniqueID" type="xsd:string" />
<xsd:element name="SoldToCustomerID" type="xsd:unsignedShort" />
<xsd:element name="ReceivedFromCustomerID" type="xsd:string" />
<xsd:element name="TotalLineItems" type="xsd:unsignedByte" />
<xsd:element name="ProductBindings">
<xsd:complexType>
<xsd:sequence>
<xsd:element maxOccurs="unbounded" name="ProductBinding">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="YZProductKeyID" type="xsd:unsignedLong" />
<xsd:element name="XYSpecifics" type="XYSpecificsType"/>
<xsd:element name="ServiceProductKeyID" type="xsd:unsignedLong" />
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element name="XYSpecifics" type="XYSpecificsType"/>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:complexType name="XYSpecificsType">
<xsd:choice maxOccurs="3">
<xsd:element name="XYSerialNumber" type="xsd:string" />
<xsd:element name="ConsumedDate" type="xsd:string" />
<xsd:element name="SiteIdentifier" type="xsd:string" />
</xsd:choice>
</xsd:complexType>
</xsd:schema>
您已经编写了一个架构来验证不在命名空间中的元素。 您需要为命名空间“http://schemas.ms.it.oem/digitaldistribution/2010/10”中的元素编写架构,您可以通过在xs:schema
元素上设置 targetNamespace 属性来实现。 这必须在架构本身中完成,不能在验证 API 中完成。
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