I am pasting the original message in the end of the reply. I
believe my problem might be different as the JavaBean dosen't
have any public attributes.
>
> > -----Original Message-----
> > From: Boris Magocsi [mailto:[EMAIL PROTECTED]]
> > Sent: Wednesday, May 29, 2002 9:58 AM
> > To: [EMAIL PROTECTED]
> > Cc: Chaudhri Rohit-CRC037
> > Subject: RE: NullPointerException with Arrays
> >
> >
> > Hello,
> >
> > this is in response to your message to the axis-user
> > group (I don't have the original message in my mail
> > reader...).
> >
> >
> > If you are using public attributes and the
> > BeanSerializer, then this looks a lot like bug #9492
> > in the bugzilla database:
> >
> > http://nagoya.apache.org/bugzilla/show_bug.cgi?id=9492
> >
> > To fix this, you'll have to modify the axis source
> > code as described in the bug report.
> >
> > Cheers,
> >
> > B.
> Hello,
> I am using AXIS beta 2 with Jetty to deploy Web Services. I
> have a method in
> my Web Service interface that expects as a paramter an Array of a Java
> Object (called Attribute) that has 3 string fields in it. I get a
> NullPointerException when invoking this method. The other
> methods in the Web
> Service interface that donot have Array as an input parameter
> work fine. I
> can also return Arrays successfully. Given below is the stack
> Trace that I
> get at the server & the client and the typemapping that gets
> generated for
> the Attibute object in deploy.wsdd.
>
> I would appreciate it if someone could help me figure out
> this problem.
>
> Thanks
> Rohit
>
> <typeMapping
> xmlns:ns="http://content.dcvm.motorola.com";
> qname="ns:Attribute"
> type="java:com.motorola.dcvm.content.Attribute"
>
> serializer="org.apache.axis.encoding.ser.BeanSerializerFactory"
>
> deserializer="org.apache.axis.encoding.ser.BeanDeserializerFactory"
> encodingStyle="http://schemas.xmlsoap.org/soap/encoding/";
> />
>
> <typeMapping
> xmlns:ns="http://www.motorola.com/dcvm/content";
> qname="ns:ArrayOf_tns1_Attribute"
> type="java:com.motorola.dcvm.content.Attribute[]"
>
> serializer="org.apache.axis.encoding.ser.ArraySerializerFactory"
>
> deserializer="org.apache.axis.encoding.ser.ArrayDeserializerFactory"
> encodingStyle="http://schemas.xmlsoap.org/soap/encoding/";
> />
>
> Stack trace @ the server :
>
> - Exception:
> java.lang.NullPointerException
> java.lang.NullPointerException
> at
> org.apache.axis.providers.java.RPCProvider.processMessage(RPCProvider
> .java:229)
> at
> org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:
> 262)
> at
> org.apache.axis.strategies.InvocationStrategy.visit(InvocationStrateg
> y.java:71)
> at
> org.apache.axis.SimpleChain.doVisiting(SimpleChain.java:154)
> at org.apache.axis.SimpleChain.invoke(SimpleChain.java:121)
> at
> org.apache.axis.server.AxisServer.invoke(AxisServer.java:288)
> at
> org.apache.axis.transport.http.AxisServlet.doPost(AxisServlet.java:57
> 6)
> at
> javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
> at
> javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> com.mortbay.Jetty.Servlet.ServletHolder.handle(ServletHolder.java:488
> )
> at
> com.mortbay.Jetty.Servlet.ServletHandler.handle(ServletHandler.java:4
> 88)
> at
> com.mortbay.Jetty.Servlet.ServletHandler.handle(ServletHandler.java:3
> 17)
> at
> com.mortbay.HTTP.HandlerContext.handle(HandlerContext.java:956)
> at
> com.mortbay.HTTP.HandlerContext.handle(HandlerContext.java:913)
> at com.mortbay.HTTP.HttpServer.service(HttpServer.java:714)
> at
> com.mortbay.HTTP.HttpConnection.service(HttpConnection.java:521)
> at
> com.mortbay.HTTP.HttpConnection.handle(HttpConnection.java:347)
> at
> com.mortbay.HTTP.SocketListener.handleConnection(SocketListener.java:
> 107)
> at
> com.mortbay.Util.ThreadedServer.handle(ThreadedServer.java:294)
> at
> com.mortbay.Util.ThreadPool$PoolThreadRunnable.run(ThreadPool.java:61
> 3)
> at java.lang.Thread.run(Unknown Source)
>
>
> Stack trace @ the client :
>
> java.lang.NullPointerException
> at
> org.apache.axis.message.SOAPFaultBuilder.endElement(SOAPFaultB
> uilder.java:13
> 4)
> at
> org.apache.axis.encoding.DeserializationContextImpl.endElement
> (Deserializati
> onContextImpl.java:875)
> at
> org.apache.xerces.parsers.SAXParser.endElement(SAXParser.java:1403)
> at
> org.apache.xerces.validators.common.XMLValidator.callEndElemen
> t(XMLValidator
> .java:1180)
> at
> org.apache.xerces.framework.XMLDocumentScanner$ContentDispatch
> er.dispatch(XM
> LDocumentScanner.java:1256)
> at
> org.apache.xerces.framework.XMLDocumentScanner.parseSome(XMLDo
> cumentScanner.
> java:381)
> at
> org.apache.xerces.framework.XMLParser.parse(XMLParser.java:952)
> at javax.xml.parsers.SAXParser.parse(SAXParser.java:374)
> at
> org.apache.axis.encoding.DeserializationContextImpl.parse(Dese
> rializationCon
> textImpl.java:202)
> at
> org.apache.axis.SOAPPart.getAsSOAPEnvelope(SOAPPart.java:428)
> at org.apache.axis.client.Call.invoke(Call.java:1919)
> at org.apache.axis.client.Call.invoke(Call.java:1690)
> at org.apache.axis.client.Call.invoke(Call.java:1608)
> at org.apache.axis.client.Call.invoke(Call.java:1169)
> at
> com.motorola.dcvm.gen.store.StorageSoapBindingStub.query(StorageSoapB
> indingStub.java:240)
> at
> com.mot.labs.aal.dcvm.webservices.store.test.Test.main(test/Test.java
> :33)
>
