This text file contains sample code fragments from:
Section 7.7 - A Complete Abstract Description
Chapter 7 - Fundamental WSDL Part I: Abstract Description Design
Book - Web Service Contract Design & Versioning for SOA
Series - The Prentice Hall Service Technology Series from Thomas Erl
Site - www.servicetechbooks.com


<definitions name="PurchaseOrder" targetNamespace=
  "http://actioncon.com/contract/po"
  xmlns="http://schemas.xmlsoap.org/wsdl/"
  xmlns:tns="http://actioncon.com/contract/po"
  xmlns:po="http://actioncon.com/schema/po">
<types>
  <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
      xmlns="http://actioncon.com/schema/po"
      targetNamespace="http://actioncon.com/schema/po"
      elementFormDefault="qualified">
    <xsd:element name="purchaseOrder"
      type="PurchaseOrderType"/>
    <xsd:element name="acknowledgement" type="xsd:string"/>
    <xsd:element name="poNumber" type="xsd:int"/>
    <xsd:element name="status" type="xsd:string"/>
    <xsd:complexType name="PurchaseOrderType">
      <xsd:sequence>
        <xsd:element ref="poNumber"/>
        <xsd:element name="poDate" type="xsd:date"/>
        <xsd:element name="billToParty" type="PartyType"/>
        <xsd:element name="shipToParty" type="PartyType"/>
        <xsd:element name="lineItems" type="LineItemsType"/>
      </xsd:sequence>
      <xsd:attribute name="version" type="xsd:decimal"/>
    </xsd:complexType>
    <xsd:complexType name="PartyType">
      <xsd:sequence>
        <xsd:element name="id" type="xsd:int"/>
        <xsd:element name="partyName" type="xsd:string"/>
        <xsd:element name="contactName" type="xsd:string"/>
        <xsd:element name="phone" type="xsd:string"/>
        <xsd:element name="address" type="AddressType"/>
      </xsd:sequence>
    </xsd:complexType>
    <xsd:complexType name="AddressType">
      <xsd:sequence>
        <xsd:element name="line1" type="xsd:string"/>
        <xsd:element name="line2" type="xsd:string" minOccurs="0"/>
        <xsd:element name="city" type="xsd:string"/>
        <xsd:element name="state" type="xsd:string"/>
        <xsd:element name="postalCode" type="xsd:string"/>
        <xsd:element name="country" type="xsd:string"/>
      </xsd:sequence>
    </xsd:complexType>
    <xsd:complexType name="LineItemsType">
      <xsd:sequence>
        <xsd:element name="lineItem" type="LineItemType"
          maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
    <xsd:complexType name="LineItemType">
      <xsd:sequence>
        <xsd:element name="productID" type="ProductIDType"/>
        <xsd:element name="productName" type="xsd:string"/>
        <xsd:element name="quantity" type="xsd:int"/>
        <xsd:element name="price" type="PriceType"/>
      </xsd:sequence>
    </xsd:complexType>
    <xsd:simpleType name="ProductIDType">
      <xsd:restriction base="xsd:string">
        <xsd:pattern value="[A-Z]{2}[0-9]{4}"/>
      </xsd:restriction>
    </xsd:simpleType>
    <xsd:simpleType name="PriceType">
      <xsd:restriction base="xsd:decimal">
        <xsd:totalDigits value="8"/>
        <xsd:fractionDigits value="2"/>
      </xsd:restriction>
    </xsd:simpleType>
  </xsd:schema>
</types>
<message name="msgSubmitOrderRequest">
  <part name="PurchaseOrder" element="po:purchaseOrder"/>
</message>
<message name="msgSubmitOrderResponse">
  <part name="Acknowledgement" element="po:acknowledgement"/>
</message>
<message name="msgCheckOrderRequest">
  <part name="PONumber" element="po:poNumber"/>
</message>
<message name="msgCheckOrderResponse">
  <part name="Status" element="po:status"/>
</message>
<message name="msgChangeOrderRequest">
  <part name="PurchaseOrder" element="po:purchaseOrder"/>
</message>
<message name="msgChangeOrderResponse">
  <part name="Acknowledgement" element="po:acknowledgement"/>
</message>
<message name="msgCancelOrderRequest">
  <part name="PONumber" element="po:poNumber"/>
</message>
<message name="msgCancelOrderResponse">
  <part name="Acknowledgement" element="po:acknowledgement"/>
</message>
<portType name="ptPurchaseOrder">
  <operation name="opSubmitOrder">
    <input message="tns:msgSubmitOrderRequest"/>
    <output message="tns:msgsubmitOrderResponse"/>
  </operation>
  <operation name="opCheckOrderStatus">
    <input message="tns:msgCheckOrderRequest"/>
    <output message="tns:msgCheckOrderResponse"/>
  </operation>
  <operation name="opChangeOrder">
    <input message="tns:msgChangeOrderRequest"/>
    <output message="tns:msgchangeOrderResponse"/>
  </operation>
  <operation name="opCancelOrder">
    <input message="tns:msgCancelOrderRequest"/>
    <output message="tns:msgCancelOrderResponse"/>
  </operation>
 </portType>
</definitions>

Example 7.19 - A complete abstract description. Changes from the previous case study example are highlighted.