Russian Doll Design with attributes
File: Data.xml
<?xml version="1.0"?>
<Books xmlns="http://www.java2s.com"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.java2s.com Schema.xsd">
<Book Category = "autobiography" InStock = "true" Reviewer = "R1">
<Title>title 1</Title>
<Author>author 1</Author>
<Date>2008</Date>
<ISBN>1-11111-111-1</ISBN>
<Publisher>Publisher 1</Publisher>
</Book>
<Book Category = "fiction" InStock = "false" Reviewer = "R2">
<Title>title 2</Title>
<Author>author 2</Author>
<Date>2007</Date>
<ISBN>0-111-11111-1</ISBN>
<Publisher>Publisher 2</Publisher>
</Book>
<Book Category = "non-fiction" Reviewer = "R3">
<Title>title 3</Title>
<Author>author 3</Author>
<Date>2004</Date>
<ISBN>0-11-111111-1</ISBN>
<Publisher>Publisher 3</Publisher>
</Book>
</Books>
File: Schema.xsd
<?xml version="1.0"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
targetNamespace="http://www.java2s.com"
xmlns="http://www.java2s.com"
elementFormDefault="qualified">
<xsd:element name="Books">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="Book" maxOccurs="unbounded">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="Title" type="xsd:string"/>
<xsd:element name="Author" type="xsd:string" maxOccurs="unbounded"/>
<xsd:element name="Date" type="xsd:string"/>
<xsd:element name="ISBN" type="xsd:string"/>
<xsd:element name="Publisher" type="xsd:string"/>
</xsd:sequence>
<xsd:attribute name="Category" use="required">
<xsd:simpleType>
<xsd:restriction base="xsd:string">
<xsd:enumeration value="autobiography"/>
<xsd:enumeration value="non-fiction"/>
<xsd:enumeration value="fiction"/>
</xsd:restriction>
</xsd:simpleType>
</xsd:attribute>
<xsd:attribute name="InStock" type="xsd:boolean" default="false"/>
<xsd:attribute name="Reviewer" type="xsd:string" default="none"/>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:schema>
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