perfsonar development work

[Maciej Glowiak <>]

Michael,

Bug should be corrected. Null Pointer Exception occured if key was null 
(because of trim operation on null object reference).

Maciej


Michael Michalis wrote:
> -----Original Message-----
> From: Michael Michalis [mailto:] 
> Sent: Thursday, November 09, 2006 9:31 AM
> To: Maciej Glowiak
> Cc: 
>
> Subject: RE: [pS-dev] [Fwd: problem with SOAPClient]
>
> I've run the tests directly to the service(without tomcat as stated in the
> installation manual ) and it seems that there is a
> java.lang.nullPointerException at
> org.perfsonar.service.lookupService.xmlType.LSAction.getKeyFromMetadata. 
> So does this mean that the service does not recognise the key(accessPoint)
> in the request?  
>
> To add some infrormation this is the output of the sonar.log file after I
> submit a Register request
> INFO: RequestHandler: Service received a request
> ----------------------
> DEBUG: RequestHandler: Calling on parser to parse the request
> ----------------------
> DEBUG: RequestHandler: Message object constructed from request. Request is
> of type: LSRegisterRequest
> ----------------------
> DEBUG: MessageHandlerFactory: classname asked for is
> org.perfsonar.commons.messages.LSRegisterRequest
> ----------------------
> DEBUG: LSRegisterRequest: MessageHandler created
> ----------------------
> DEBUG: XmlTypeLSServiceEngine: started... 
> ----------------------
> DEBUG: RequestHandler: Calling on MessageHandler [class
> org.perfsonar.commons.messages.LSRegisterRequest] to satisfy request
> ----------------------
> DEBUG: XmlTypeLSServiceEngine: takeAction for action [LS_REGISTER]
> ----------------------
> DEBUG: XmlTypeLSServiceEngine: action valid for this ServiceEngine, serving
> ----------------------
> DEBUG: ExistDbFactory: Creating XML RPC Data Repository:
> (xmldb:exist://localhost:21/exist/xmlrpc/db/ls, lookupservice, sonar)
> ----------------------
> DEBUG: XmlDbDataRepository: created
> ----------------------
> DEBUG: ExistDbFactory: Creating XML RPC Storage Manager
> ----------------------
> DEBUG: ExistDbXmlrpcXmlStorageManager: initStorage with data repository
> ----------------------
> DEBUG: LSRegisterAction: service.ls.lookup_info_timeout=true
> ----------------------
> DEBUG: LSRegisterAction: LS register - action REGISTER started
> ----------------------
>
>
> So it seems the service receives the request , the request is recognised as
> LSRegister and the Messagehandler is created so does the LSService engine.
> Then something goes terribly wrong.
> There is nothing about this in the other logs. I hope this will help to
> determine the problem
>
> -Michalis
>
> -----Original Message-----
> From: Michael Michalis 
> [mailto:]
> Sent: Thursday, November 09, 2006 8:50 AM
> To: 
>
> Subject: FW: [pS-dev] [Fwd: problem with SOAPClient]
>
>
>
> -----Original Message-----
> From: Michael Michalis [mailto:] 
> Sent: Thursday, November 09, 2006 8:50 AM
> To: 'Maciej Glowiak'
> Subject: RE: [pS-dev] [Fwd: problem with SOAPClient]
>
> Hi Maciej,
>
> It appears that the service fails only with the LSRegister request. For the
> other types of request even for LSUpdate it works just fine. Were any
> changes involving the handler of the Register request or maybe some schema
> changes?
>
> -Michalis
>
> -----Original Message-----
> From: Maciej Glowiak [mailto:] 
> Sent: Wednesday, November 08, 2006 1:54 PM
> To: Perfsonar Development List; Michael Michalis
> Subject: Re: [pS-dev] [Fwd: problem with SOAPClient]
>
> By the way, the server log could be useful to diagnose what happened 
> with the server.
>
> If you set up the server I can test some requests with my client.
> Let me know if so. My yahoo_id and skype_id are "maciej_psnc".
>
> Maciej
>
>
> Maciej Glowiak wrote:
> > Michael,
> >
> > Please post such e-mails on the mailing list. Perhaps other participants 
> >  had similar problems and they will be able to help you. (or just send 
> > CC to the list)
> >
> > I don't know what the problem may be. I tested SOAPClient today and it 
> > worked fine. I think the problem is with your tomcat installation.
> >
> > Maybe you didn't set proper properties in catalina.properties file? Then 
> > the LS seems to be deployed properly but in case of coming request it 
> > may return null ptr ex.
> >
> > Maybe some other opinions?
> >
> > Maciej
> >
> > -------- Original Message --------
> > Subject:     problem with SOAPClient
> > Date:     Wed, 08 Nov 2006 13:13:33 +0200
> > From:     Michael Michalis 
> > <>
> > To:     Maciej Glowiak 
> > <>
> >
> >
> >
> > Hi Maciej,
> >
> >
> >
> > I've downloaded from svn the entire perfsonar directory and rebuilt  it
> > using the instructions in the wiki.
> >
> > I've validaded axis and the page of the LookupService is shown on
> > firefox as normal. I've tryied to test the installation using the
> > included tests ( ls-run-client-register ) but I get an exception saying
> > connection was refused. Then I tried to communicate with  the service
> > from another pc via the SOAPClient and I got the following exception:
> >
> > End point: http://194.42.2.67:80/axis/services/LookupService
> >
> > Request file: C:\LSRegisterRequest.xml
> >
> > Response file: C:\response.xml
> >
> > SOAPClient.makeRequest: General exception encountered by client
> >
> > AxisFault
> >
> >  faultCode:
> > {_http://schemas.xmlsoap.org/soap/envelope/}Server.userException_
> >
> >  faultSubcode:
> >
> >  faultString: _java.lang.NullPointerException_
> >
> >  faultActor:
> >
> >  faultNode:
> >
> >  faultDetail:
> >
> >       {http://xml.apache.org/axis/}hostname:localhost.localdomain
> >
> >
> >
> > _java.lang.NullPointerException_
> >
> >       at
> org.apache.axis.message.SOAPFaultBuilder.createFault(_SOAPFaultBuilder.java:
> 222_) 
> >       at
> org.apache.axis.message.SOAPFaultBuilder.endElement(_SOAPFaultBuilder.java:1
> 29_) 
> >       at
> org.apache.axis.encoding.DeserializationContext.endElement(_DeserializationC
> ontext.java:1087_) 
> >       at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown
> > Source)
> >
> >       at
> > org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanEndElement(Unknown
> > Source)
> >
> >       at
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatc
> her.dispatch(Unknown 
> > Source)
> >
> >       at
> > org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown
> > Source)
> >
> >       at org.apache.xerces.parsers.XML11Configuration.parse(Unknown
> Source)
> >       at org.apache.xerces.parsers.XML11Configuration.parse(Unknown
> Source)
> >       at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
> >
> >       at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
> >
> >       at javax.xml.parsers.SAXParser.parse(Unknown Source)
> >
> >       at
> org.apache.axis.encoding.DeserializationContext.parse(_DeserializationContex
> t.java:227_) 
> >       at org.apache.axis.SOAPPart.getAsSOAPEnvelope(_SOAPPart.java:696_)
> >
> >       at org.apache.axis.Message.getSOAPEnvelope(_Message.java:435_)
> >
> >       at
> org.apache.axis.handlers.soap.MustUnderstandChecker.invoke(_MustUnderstandCh
> ecker.java:62_) 
> >       at org.apache.axis.client.AxisClient.invoke(_AxisClient.java:206_)
> >
> >       at org.apache.axis.client.Call.invokeEngine(_Call.java:2784_)
> >
> >       at org.apache.axis.client.Call.invoke(_Call.java:2767_)
> >
> >       at org.apache.axis.client.Call.invoke(_Call.java:1792_)
> >
> >       at ls.common.SOAPClient.makeRequest(_SOAPClient.java:98_)
> >
> >       at ls.common.SOAPClient.main(_SOAPClient.java:158_)
> >
> > Client exiting
> >
> >
> >
> > It seems the server returned null or something. Do you have any idea why
> > this problem is happening. Iwould very much appreciate any information
> > about this issue.
> >
> >
> >
> >
> >
> >
> >
> > Best Regards,
> >
> >
> >
> >
> >
> > Michalis Michael


--

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| Maciej Glowiak        Network Research and Development            ||
| 

     Poznan Supercomputing and Networking Center ||
| (+48 61) 858 2024     http://monstera.man.poznan.pl/              ||
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