1 <?xml version="1.0"?> 2 <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"> 3 <xsd:annotation> 4 <xsd:documentation xml:lang="en"> 5 Purchase order schema for Example.com. 6 Copyright 2000 Example.com. All rights reserved. 7 </xsd:documentation> 8 </xsd:annotation> 9 <xsd:element name="purchaseOrder" type="PurchaseOrderType"/> 10 <xsd:element name="comment" type="xsd:string"/> 11 <xsd:complexType name="PurchaseOrderType"> 12 <xsd:sequence> 13 <xsd:element name="shipTo" type="USAddress"/> 14 <xsd:element name="billTo" type="USAddress"/> 15 <xsd:element ref="comment" minOccurs="0"/> 16 <xsd:element name="items" type="Items"/> 17 </xsd:sequence> 18 <xsd:attribute name="orderDate" type="xsd:date"/> 19 </xsd:complexType> 20 <xsd:complexType name="USAddress"> 21 <xsd:sequence> 22 <xsd:element name="name" type="xsd:string"/> 23 <xsd:element name="street" type="xsd:string"/> 24 <xsd:element name="city" type="xsd:string"/> 25 <xsd:element name="state" type="xsd:string"/> 26 <xsd:element name="zip" type="xsd:decimal"/> 27 </xsd:sequence> 28 <xsd:attribute name="country" type="xsd:NMTOKEN" fixed="US"/> 29 </xsd:complexType> 30 <xsd:complexType name="Items"> 31 <xsd:sequence> 32 <xsd:element name="item" minOccurs="0" maxOccurs="unbounded"> 33 <xsd:complexType> 34 <xsd:sequence> 35 <xsd:element name="productName" type="xsd:string"/> 36 <xsd:element name="quantity"> 37 <xsd:simpleType> 38 <xsd:restriction base="xsd:positiveInteger"> 39 <xsd:maxExclusive value="100"/> 40 </xsd:restriction> 41 </xsd:simpleType> 42 </xsd:element> 43 <xsd:element name="USPrice" type="xsd:decimal"/> 44 <xsd:element ref="comment" minOccurs="0"/> 45 <xsd:element name="shipDate" type="xsd:date" minOccurs="0"/> 46 </xsd:sequence> 47 <xsd:attribute name="partNum" type="SKU" use="required"/> 48 </xsd:complexType> 49 </xsd:element> 50 </xsd:sequence> 51 </xsd:complexType> 52 <!-- Stock Keeping Unit, a code for identifying products --> 53 <xsd:simpleType name="SKU"> 54 <xsd:restriction base="xsd:string"> 55 <xsd:pattern value="\d{3}-[A-Z]{2}"/> 56 </xsd:restriction> 57 </xsd:simpleType> 58 </xsd:schema> 59 60
