This text file contains sample code fragments from:
Section 21.4 - Versioning Concrete Descriptions
Chapter 21 - Versioning WSDL Definitions
Book - Web Service Contract Design & Versioning for SOA
Series - The Prentice Hall Service Technology Series from Thomas Erl
Site - www.servicetechbooks.com


<definitions targetNamespace=
"http://actioncon.com/contract/po/binding/v1"
  xmlns:tns=" http://actioncon.com/contract/po/binding/v1"
  xmlns:abs="http://actioncon.com/contract/po"
  xmlns="http://schemas.xmlsoap.org/wsdl/"
  xmlns:po="http://actioncon.com/schema/po"
  xmlns:soap11="http://schemas.xmlsoap.org/wsdl/soap/">
  <import
    namespace="http://actioncon.com/contract/po"
    location="http://actioncon.com/contract/po.wsdl"/>
  <documentation>
    Binding Version 1.0 for SOAP 1.1 Support
  </documentation>
  <binding name="bdPO-v1" type="abs:ptPurchaseOrder">
    ...
  </binding>
  <service name="svPO-v1">
    <port name="portPO-v1" binding="tns:bdPO-v1">
      <soap11:address location=
        "http://actioncon.com/services/po/soap11/"/>
    </port>
  </service>
</definitions>

<definitions targetNamespace=
  "http://actioncon.com/contract/po/binding/v2"
  xmlns:tns=" http://actioncon.com/contract/po/binding/v2"
  xmlns:abs="http://actioncon.com/contract/po"
  xmlns="http://schemas.xmlsoap.org/wsdl/"
  xmlns:po="http://actioncon.com/schema/po"
  xmlns:soap11="http://schemas.xmlsoap.org/wsdl/soap/"
  xmlns:soap12="http://schemas.xmlsoap.org/wsdl/soap12/">
  <1import
    namespace="http://actioncon.com/contract/po"
    location="http://actioncon.com/contract/po.wsdl"/>
  <documentation>
    Binding Version 2.0 for SOAP 1.2 Support
  </documentation>
  <binding name="bdPO-v2" type="abs:ptPurchaseOrder">
    ...
  </binding>
  <service name="svPO-v2">
    <port name="portPO-v2" binding="tns:bdPO-v2">
      <soap12:address location=
        "http://actioncon.com/services/soap12/purchaseOrder"/>
    </port>
  </service>
</definitions>

Example 21.18 - Two separate WSDL definitions, each containing a different concrete description that imports the same abstract description.