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Posted to java-dev@axis.apache.org by "denis.wang" <su...@yahoo.com> on 2007/02/21 22:07:57 UTC
Re: [axis2] [jira] Commented: (AXIS2-1964) Null Pointer Exception
in Service STUB class at _operationClient.execute(true); line for AXIS2
1.1.1
is there any update on this problem. I run into the same problem.
JIRA jira@apache.org wrote:
>
>
> [
> https://issues.apache.org/jira/browse/AXIS2-1964?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12474072
> ]
>
> Eric Deshayes commented on AXIS2-1964:
> --------------------------------------
>
> if that can help, the problem seems to be the fact that the response type
> inherits from another type.
>
> I have had the same issue, and, with my wsdl, the elements of the
> inherited type are set with an empty namespace.
>
> To check that empty namespace value, set a breakpoint when the
> sendUsingOutputStream method is called from the invokeMessage method of
> the CommonsHTTPTransportSender class (line 208 of axis2-1.1.1 release).
>
> a work around (the one i use) is not to use any inheritance for the return
> type...
> I will try to investigate that issue this week.
> Regards,
> Eric
>
>
>> Null Pointer Exception in Service STUB class at
>> _operationClient.execute(true); line for AXIS2 1.1.1
>> -----------------------------------------------------------------------------------------------------
>>
>> Key: AXIS2-1964
>> URL: https://issues.apache.org/jira/browse/AXIS2-1964
>> Project: Axis 2.0 (Axis2)
>> Issue Type: Bug
>> Components: codegen
>> Affects Versions: 1.1.1
>> Environment: WINDOWS, JAVA1.4, RAD IDE
>> Reporter: Vivek Gawande
>> Assigned To: Amila Chinthaka Suriarachchi
>> Attachments: Jira-1964-Files.zip
>>
>>
>> The recently released version 1.1.1 gives following NPE. It works fine
>> with AXIS2 (1 and 1.1) versions though. The
>> WorkflowServiceAdapterServiceStub is my service stub class.
>> java.lang.NullPointerException
>> at
>> com.ctc.wstx.sw.BaseNsStreamWriter.doWriteDefaultNs(BaseNsStreamWriter.java:528)
>> at
>> com.ctc.wstx.sw.SimpleNsStreamWriter.writeDefaultNamespace(SimpleNsStreamWriter.java:111)
>> at
>> com.ctc.wstx.sw.SimpleNsStreamWriter.writeNamespace(SimpleNsStreamWriter.java:119)
>> at
>> org.apache.axiom.om.impl.MTOMXMLStreamWriter.writeNamespace(MTOMXMLStreamWriter.java:146)
>> at
>> org.apache.axiom.om.impl.serialize.StreamingOMSerializer.serializeElement(StreamingOMSerializer.java:243)
>> at
>> org.apache.axiom.om.impl.serialize.StreamingOMSerializer.serializeNode(StreamingOMSerializer.java:76)
>> at
>> org.apache.axiom.om.impl.serialize.StreamingOMSerializer.serialize(StreamingOMSerializer.java:59)
>> at
>> org.apache.axiom.om.impl.util.OMSerializerUtil.serializeByPullStream(OMSerializerUtil.java:473)
>> at
>> org.apache.axiom.om.impl.llom.OMElementImpl.internalSerialize(OMElementImpl.java:823)
>> at
>> org.apache.axiom.om.impl.llom.OMElementImpl.internalSerializeAndConsume(OMElementImpl.java:848)
>> at
>> org.apache.axiom.om.impl.llom.OMElementImpl.internalSerialize(OMElementImpl.java:819)
>> at
>> org.apache.axiom.soap.impl.llom.SOAPEnvelopeImpl.internalSerialize(SOAPEnvelopeImpl.java:180)
>> at
>> org.apache.axiom.om.impl.llom.OMElementImpl.internalSerializeAndConsume(OMElementImpl.java:848)
>> at
>> org.apache.axiom.om.impl.llom.OMNodeImpl.serializeAndConsume(OMNodeImpl.java:419)
>> at
>> org.apache.axis2.transport.http.SOAPOverHTTPSender$AxisSOAPRequestEntity.handleOMOutput(SOAPOverHTTPSender.java:190)
>> at
>> org.apache.axis2.transport.http.SOAPOverHTTPSender$AxisSOAPRequestEntity.writeRequest(SOAPOverHTTPSender.java:232)
>> at
>> org.apache.commons.httpclient.methods.EntityEnclosingMethod.writeRequestBody(EntityEnclosingMethod.java:495)
>> at
>> org.apache.commons.httpclient.HttpMethodBase.writeRequest(HttpMethodBase.java:1973)
>> at
>> org.apache.commons.httpclient.HttpMethodBase.execute(HttpMethodBase.java:993)
>> at
>> org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:397)
>> at
>> org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:170)
>> at
>> org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:396)
>> at
>> org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:346)
>> at
>> org.apache.axis2.transport.http.AbstractHTTPSender.executeMethod(AbstractHTTPSender.java:541)
>> at
>> org.apache.axis2.transport.http.SOAPOverHTTPSender.send(SOAPOverHTTPSender.java:119)
>> at
>> org.apache.axis2.transport.http.CommonsHTTPTransportSender.writeMessageWithCommons(CommonsHTTPTransportSender.java:335)
>> at
>> org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:204)
>> at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:674)
>> at
>> org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:237)
>> at
>> org.apache.axis2.description.OutInAxisOperationClient.execute(OutInAxisOperation.java:202)
>> at
>> com.gnw.eprocess.svc.wf.WorkflowServiceAdapterServiceStub.createWorkItem(WorkflowServiceAdapterServiceStub.java:240)
>> at
>> com.gnw.eprocess.svc.wf.test.WorkflowServiceAdapterServiceStubTest.testCreateWorkItem(WorkflowServiceAdapterServiceStubTest.java:85)
>> I compared the files generated for 1.1.1 with 1.1 and there is mismatch
>> on the line where it sets Action attribute
>> 1.1 Generated Code: _operationClient.getOptions().setAction("");
>> 1.1.1 Generated Code:
>> _operationClient.getOptions().setAction("http://wf.svc.eprocess.gnw.com/WorkflowServiceAdapter/createWorkItemRequest");
>>
>> We were actually looking for the fix of Bug 1856 in 1.1.1 as our IBM
>> Webservice WSDL contains Abstract element, which is causing problems
>> writing handlers on our service side on the SOAP Request after
>> deserialization. But now the client stopped creating SOAP Request because
>> of above NPE. I am not sure whether the Bug 1856 and above problem is
>> related.
>
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