Provide jboss-web.xml with the /jboss-web/service-ref/wsdl-override element.
See the following example:
<jboss-web>
<!-- usecase 1 -->
<service-ref>
<service-ref-name>service2</service-ref-name>
<wsdl-override>WEB-INF/wsdl/Endpoint.wsdl</wsdl-override>
</service-ref>
<!-- usecase 2 -->
<service-ref>
<service-ref-name>service2</service-ref-name>
<wsdl-override>http://foo/bar/Endpoint.wsdl</wsdl-override>
</service-ref>
<!-- usecase 3 -->
<service-ref>
<service-ref-name>service2</service-ref-name>
<wsdl-override>file:///var/data/webapp1/Endpoint.wsdl</wsdl-override>
</service-ref>
</jboss-web>