如何将限制添加到XML(XSD)架构中的复杂类型?
问题描述:
任何人都可以帮我添加一个限制到这个模式文件(OwnerEnglishName)吗?我知道如何用简单的方式来做到这一点,而在复杂的类型中,我不知道如何去做。谁能帮忙?如何将限制添加到XML(XSD)架构中的复杂类型?
非常感谢。
原始XML:
<PACIDemoSignedDoc PaciSDocID="HouseOwnerSignedEndorsement">
<OwnerEnglishName OENID="Name"></OwnerEnglishName>
</PACIDemoSignedDoc>
架构(无限制):
<?xml version="1.0" encoding="utf-8"?>
<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified" version="1.0" xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:element name="PACIDemoSignedDoc" type="PACIDemoSignedDocType" />
<xs:complexType name="PACIDemoSignedDocType">
<xs:sequence>
<xs:element name="OwnerEnglishName" type="OwnerEnglishNameType" />
</xs:sequence>
<xs:attribute name="PaciSDocID" type="xs:string" />
</xs:complexType>
<xs:complexType name="OwnerEnglishNameType">
<xs:attribute name="OENID" type="xs:string" />
</xs:complexType>
</xs:schema>
的限制:
<xs:restriction base="xs:string">
<xs:minLength value="5"/>
<xs:maxLength value="100"/>
</xs:restriction>
答
这将做到这一点: -
<?xml version="1.0" encoding="utf-8"?>
<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified" version="1.0" xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:element name="PACIDemoSignedDoc" type="PACIDemoSignedDocType" />
<xs:complexType name="PACIDemoSignedDocType">
<xs:sequence>
<xs:element name="OwnerEnglishName" type="OwnerEnglishNameType" />
</xs:sequence>
<xs:attribute name="PaciSDocID" type="xs:string" />
</xs:complexType>
<xs:complexType name="OwnerEnglishNameType">
<xs:simpleContent>
<xs:restriction base="NameType">
<xs:minLength value="5"/>
<xs:maxLength value="10"/>
</xs:restriction>
</xs:simpleContent>
</xs:complexType>
<xs:complexType name="NameType">
<xs:simpleContent>
<xs:extension base="xs:string">
<xs:attribute name="OENID" type="xs:string" />
</xs:extension>
</xs:simpleContent>
</xs:complexType>
</xs:schema>
以下是可用于此架构的可接受的XML
<?xml version="1.0" encoding="UTF-8"?>
<PACIDemoSignedDoc xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" PaciSDocID="gggg">
<OwnerEnglishName OENID="9999">GGGGG</OwnerEnglishName>
</PACIDemoSignedDoc>