<!-- edited with XMLSPY v5 rel. 2 U (http://www.xmlspy.com) by Michael Kintzer (BEA Systems) -->
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:po="http://xbean.usertype/averageCase/PurchaseOrder"
targetNamespace="http://xbean.usertype/averageCase/PurchaseOrder"
elementFormDefault="qualified"
>
       <xsd:annotation>
               <xsd:documentation xml:lang="en">
   Purchase order schema for Example.com.
   Copyright 2000 Example.com. All rights reserved.
  </xsd:documentation>
       </xsd:annotation>
       <xsd:element name="purchaseOrder" type="po:PurchaseOrderType"/>
       <xsd:element name="comment" type="xsd:string"/>
       <xsd:complexType name="PurchaseOrderType">
               <xsd:sequence>
                       <xsd:element name="shipTo" type="po:USAddress"/>
                       <xsd:element name="billTo" type="po:USAddress"/>
                       <xsd:element ref="po:comment" minOccurs="0"/>
                       <xsd:element name="items" type="po:Items"/>
               </xsd:sequence>
               <xsd:attribute name="orderDate" type="xsd:date"/>
       </xsd:complexType>
       <xsd:complexType name="USAddress">
               <xsd:sequence>
                       <xsd:element name="name" type="xsd:string" nillable="true"/>
                       <xsd:element name="street" type="xsd:string"/>
                       <xsd:element name="city" type="xsd:string"/>
                       <xsd:element name="state" type="xsd:string"/>
                       <xsd:element name="zip" type="xsd:decimal"/>
               </xsd:sequence>
               <xsd:attribute name="country" type="xsd:NMTOKEN" fixed="US"/>
       </xsd:complexType>
       <xsd:complexType name="Items">
               <xsd:sequence>
                       <xsd:element name="item" minOccurs="0" maxOccurs="unbounded">
                               <xsd:complexType>
                                       <xsd:sequence>
                                               <xsd:element name="productName" type="xsd:string"/>
                                               <xsd:element name="quantity">
                                                       <xsd:simpleType>
                                                               <xsd:restriction base="xsd:positiveInteger">
                                                                       <xsd:maxExclusive value="100"/>
                                                               </xsd:restriction>
                                                       </xsd:simpleType>
                                               </xsd:element>
                                               <xsd:element name="USPrice" type="xsd:decimal"/>
                                               <xsd:element ref="po:comment" minOccurs="0"/>
                                               <xsd:element name="shipDate" type="xsd:date" minOccurs="0"/>
                                       </xsd:sequence>
                                       <xsd:attribute name="partNum" type="po:SKU" use="required"/>
                               </xsd:complexType>
                       </xsd:element>
               </xsd:sequence>
       </xsd:complexType>
       <!-- Stock Keeping Unit, a code for identifying products -->
       <xsd:simpleType name="SKU">
               <xsd:restriction base="xsd:string">
                       <xsd:pattern value="\d{3}-[A-Z]{2}"/>
               </xsd:restriction>
       </xsd:simpleType>
</xsd:schema>