[vwnc] WS collections as result

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[vwnc] WS collections as result

Maximiliano Taborda
Hi.

I have a webservice built using the VW7.6nc wizard (Web Services
Wizard) that returns an OrderedCollection and when the collection is
empty this exception is raised:

--"SoapServerFault: SOAP-ENV:Server Marshaling error:
WebServices.Struct is missing mandatory value for: #ItemNode"--

The #x2oBinding method generated by the wizard includes this

    <struct name="ItemsOfResponse" smalltalkClass="Struct">
         <element name="result" ref="tns:CollectionOfItemNode"/>
    </struct>

For it to work I have to add "minOccurs=0" to the <element> node like this

    <struct name="ItemsOfResponse" smalltalkClass="Struct">
         <element name="result" ref="tns:CollectionOfItemNode" minOccurs="0"/>
    </struct>

Anybody knows why the wizard doesn't generate the code to handle empty
collections? or Am I doing something wrong?

Thanks.
Maxi
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