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Date: Fri, 31 Mar 2006 17:06:16 +0600
From: "Ajith Ranabahu" <ajith.ranabahu@gmail.com>
To: axis-user@ws.apache.org
Subject: Re: [Axis2 0.95] NullpointerException invoking .NET webService
In-Reply-To: <442CF072.2050806@sunopsis.com>
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Hmm..
Seems the woodstox parser caused an error due to some encoding issue!
Could be the ISO encoding (ISO-8859-1) !

On 3/31/06, Arnaud MERGEY <amergey@sunopsis.com> wrote:
> Hi,
> I'm writting a dynamic webservice invoker with Axis2. I'm testing .NET
> interroperability and Axis2 give me a nullpointerexception with a sample
> .NET webservice parsing the response.
> This is stack trace:
> The 2 first lines show message is sent to the ..NET server and
> invokation response is received (I'have tried this web service with
> SOAPUI and I'heve same response than second line), so
> NullpointerException is throw when Axis2 parse the response.
> This web service works perfectly with a dynamic axis based client. I'd
> prefered to base my implementation on Axis2 than Axis
> An Idea ?
> Thanks,
> Arnaud
>
>
> httpclient.wire.content - DEBUG - >> "<?xml version=3D'1.0'
> encoding=3D'UTF-8'?><soapenv:Envelope
> xmlns:soapenv=3D"http://schemas.xmlsoap.org/soap/envelope/"><soapenv:Head=
er
> /><soapenv:Body><GetDrawings
> xmlns=3D"http://lottoexchange.net/LottoDrawings"><EndDate>2006-11-05</End=
Date><State>Alaska</State><StartDate>2005-11-05</StartDate><Game>Test</Game=
></GetDrawings></soapenv:Body></soapenv:Envelope>"
> httpclient.wire.content - DEBUG - << "<?xml version=3D"1.0"
> encoding=3D"ISO-8859-1"?><SOAP-ENV:Envelope
> SOAP-ENV:encodingStyle=3D"http://schemas.xmlsoap.org/soap/encoding/"
> xmlns:SOAP-ENV=3D"http://schemas.xmlsoap.org/soap/envelope/"
> xmlns:xsd=3D"http://www.w3.org/2001/XMLSchema"
> xmlns:xsi=3D"http://www.w3.org/2001/XMLSchema-instance"
> xmlns:SOAP-ENC=3D"http://schemas.xmlsoap.org/soap/encoding/"
> xmlns:si=3D"http://soapinterop.org/xsd"><SOAP-ENV:Body><GetDrawingsRespon=
se><value
> xsi:type=3D"xsd:string">&lt;Drawings&gt;&lt;/Drawings&gt;</value></GetDra=
wingsResponse></SOAP-ENV:Body></SOAP-ENV:Envelope><!--[\n]"
> httpclient.wire.content - DEBUG - << "soap_server: entering
> parseRequest() on 00:49 2006-03-31[\n]"
> httpclient.wire.content - DEBUG - << "soap_server: method name:
> GetDrawings[\n]"
> httpclient.wire.content - DEBUG - << "soap_server: method 'GetDrawings'
> exists[\n]"
> httpclient.wire.content - DEBUG - << "soap_server: calling
> parser->get_response()[\n]"
> httpclient.wire.content - DEBUG - << "soap_server: parser debug: [\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: Entering
> soap_parser()[\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: found root struct
> GetDrawings, pos 3[\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: adding data for
> scalar value EndDate of value 2006-11-05[\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: adding data for
> scalar value State of value Alaska[\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: adding data for
> scalar value StartDate of value 2005-11-05[\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: adding data for
> scalar value Game of value Test[\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: inside buildVal() for
> GetDrawings(pos 3) of type struct[\n]"
> httpclient.wire.content - DEBUG - << "soap_parser: parsed successfully,
> found root struct: 3 of name GetDrawings[\n]"
> httpclient.wire.content - DEBUG - << "[\n]"
> httpclient.wire.content - DEBUG - << "soap_server: params var dump
> array(4) {[\n]"
> httpclient.wire.content - DEBUG - << "  ["EndDate"]=3D>[\n]"
> httpclient.wire.content - DEBUG - << "  &string(10) "2006-11-05"[\n]"
> httpclient.wire.content - DEBUG - << "  ["State"]=3D>[\n]"
> httpclient.wire.content - DEBUG - << "  &string(6) "Alaska"[\n]"
> httpclient.wire.content - DEBUG - << "  ["StartDate"]=3D>[\n]"
> httpclient.wire.content - DEBUG - << "  &string(10) "2005-11-05"[\n]"
> httpclient.wire.content - DEBUG - << "  ["Game"
> org.apache.axis2.AxisFault: null; nested exception is:
>     java.lang.NullPointerException
>     at
> org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtil=
s.java:124)
>     at
> org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtil=
s.java:65)
>     at
> org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOpera=
tion.java:352)
>     at
> org.apache.axis2.description.OutInAxisOperationClient.execute(OutInAxisOp=
eration.java:267)
>     at
> org.apache.axis2.client.ServiceClient.sendReceive(ServiceClient.java:445)
>
> Caused by: java.lang.NullPointerException
>     at
> com.ctc.wstx.io.ReaderBootstrapper.verifyXmlEncoding(ReaderBootstrapper.j=
ava:213)
>     at
> com.ctc.wstx.io.ReaderBootstrapper.bootstrapInput(ReaderBootstrapper.java=
:143)
>     at
> com.ctc.wstx.stax.WstxInputFactory.createSR(WstxInputFactory.java:503)
>     at
> com.ctc.wstx.stax.WstxInputFactory.createSR(WstxInputFactory.java:558)
>     at
> com.ctc.wstx.stax.WstxInputFactory.createSR(WstxInputFactory.java:578)
>     at
> com.ctc.wstx.stax.WstxInputFactory.createXMLStreamReader(WstxInputFactory=
.java:284)
>     at
> org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtil=
s.java:115)
>


--
Ajith Ranabahu