Hi Bram,
Are you using ADB ? if so the <all/> schema construct can be an issue.
A recently done change to the deser code of ADB only supports
sequence. So here are two things you can try out!
1. Change all to sequence. However the sequence requires the elements
to be properly ordered!
2. Try using XMLBeans.(it should handle all these schema constructs properly!).


Ajith

On 2/25/06, Bram Biesbrouck <[EMAIL PROTECTED]> wrote:
> Hi all,
>
> I'm having a problem with an Axis2 webservice and it's driving me nuts for all
> day now, please help me out.
> Basically, it comes down to this:
>
> My webservice returns an array of categories to my client program and when no
> categories are found, a zero-sized array is returned to indicate this.
> However, when I try to return an empty-sized array, an ArrayIndexOutOfBound
> error is thrown.
> Here's the relevant WSDL scheme:
>
> <complexType name="Category">
>         <all>
>                 <element name="id" type="xsd:int"/>
>                 <element name="parent" type="xsd:int"/>
>                 <element name="title" type="xsd:string"/>
>         </all>
> </complexType>
>
> <complexType name="CategoryArray">
>         <sequence>
>                 <element name="category" minOccurs="0" maxOccurs="unbounded"
> type="myxsd:Category"/>
>         </sequence>
> </complexType>
>
> The Java-code calls the autogenerated (WSDL2java) toEnvelope method:
>
> org.apache.axis2.databinding.ADBSOAPModelBuilder builder = new
> org.apache.axis2.databinding.ADBSOAPModelBuilder(param.getPullParser(com.bpower2.ws.instrudeo.xsd.AvailableCategoriesResponse.MY_QNAME),
> factory);
> return builder.getEnvelope();
>
> When I debug this (autogenerated) piece of code with a breakpoint on the
> return statement, the debugger says
>
> "com.sun.jdi.InvocationException occurred invoking method"
>
> when inspecting the "body" member of the "builder" variable, so I guess the
> problem must be around that position somewhere.
>
> I hope this is enough information. Please help me out with this one, I'm
> debugging for all damn day now and you're my last resort.
>
> Bram
>


--
Ajith Ranabahu

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