I THINK this is an artifact of how jettison works. You might want to ask on the jettison list though. Basically, if jettison sees two elements of the same name in a row, it's an array, otherwise, it's a single value.

Dan



On Jul 18, 2008, at 3:14 PM, Joe Sunday wrote:

Is there a way to make this do the right thing?

If I have a schema like this:
   <xs:element name="A">
       <xs:complexType>
           <xs:sequence>
<xs:element name="Foo" type="xs:string" minOccurs="1" maxOccurs="1"/> <xs:element name="Bar" type="xs:string" minOccurs="1" maxOccurs="1"/>
           </xs:sequence>
       </xs:complexType>
   </xs:element>

   <xs:element name="ArrayOfA">
       <xs:complexType>
           <xs:sequence>
<xs:element ref="A" minOccurs="0" maxOccurs="unbounded"/>
           </xs:sequence>
       </xs:complexType>
   </xs:element>

and a REST method returning an ArrayOfA, I get structurally different results depending on if there's one A or more than one A in the result:
$ curl http://localhost:2259/myService/single
{"s.ArrayOfA":{"s.A":{"s.Foo":"foo","s.Bar":"bar"}}}

$ curl http://localhost:2259/myService/multiple
{"s.ArrayOfA":{"s.A":[{"s.Foo":"foo1","s.Bar":"bar1"}, {"s.Foo":"foo2","s.Bar":"bar2"}]}}

In the first case, I get a Javascript object 'A' that has Foo and Bar directly on it. In the latter, that same object is the array I was expecting. So everywhere I get an object like this back from my service, I have to explicitly check if it's the first or second case and handle it slightly differently, rather than just iterating over A even if it's an array with one element.

--Joe


---
Daniel Kulp
[EMAIL PROTECTED]
http://www.dankulp.com/blog




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