On Sun, Aug 22, 2010 at 6:52 PM, Andreas Veithen
<[email protected]>wrote:

> On Sun, Aug 22, 2010 at 15:04, Ruwan Linton <[email protected]>
> wrote:
> > Abid, are you using a webapp deployment of Synapse, or is it the
> standalone
> > synapse that you are running?
> >
> > Andreas, if it is standalone synapse distro, I don't think AxisServlet
> gets
> > a chance to init itself, since synapse server manager is initializing the
> > axis2 instance in the standalone case and the AxisServlet is not deployed
> in
> > the standalone synapse startup process.
>
> The stack trace contains references to classes in org.apache.catalina.
> This is only possible in a webapp deployment.
>

Good point, in which case this has already been fixed, right?

Ruwan


>
> > Thanks,
> > Ruwan
> >
> > On Sun, Aug 22, 2010 at 5:22 PM, Andreas Veithen
> > <[email protected]>wrote:
> >
> >> Ruwan,
> >>
> >> As explained in AXIS2-4465, AxisServlet will always register itself as
> >> http transport, replacing any http transport configured in axis2.xml.
> >>
> >> Andreas
> >>
> >> On Sat, Aug 21, 2010 at 15:57, Ruwan Linton <[email protected]>
> >> wrote:
> >> > Hi Abid,
> >> >
> >> > This is strange, it just has the non blocking http transport. I wonder
> >> how
> >> > you get this exception in that case. Is this error re-producible, if
> so
> >> > please give us the steps so that we can try to re-produce this and fix
> >> it.
> >> >
> >> > Thanks,
> >> > Ruwan
> >> >
> >> > On Fri, Aug 20, 2010 at 8:20 PM, Abid Khan-EXT <
> [email protected]
> >> >wrote:
> >> >
> >> >> I think I am using blocking transports, I am using synapse 1.2,
> please
> >> see
> >> >> attached files, and suggest/recommend changes.
> >> >>
> >> >> Thanks & Regards,
> >> >> Abid
> >> >>
> >> >> -----Original Message-----
> >> >> From: Ruwan Linton [mailto:[email protected]]
> >> >> Sent: Thursday, August 19, 2010 10:41 PM
> >> >> To: [email protected]
> >> >> Subject: Re: NullPointerException occurs when synapse is deployed on
> >> JBOSS
> >> >>
> >> >> The problem here is that you are using both the servlet and non
> blocking
> >> >> http transports, in your axis2.xml, and a response for a message
> >> received
> >> >> from the nhttp transport has been directed to the servlet transport.
> >> >>
> >> >> If you do not have the servlet transport in the axis2.xml, please
> attach
> >> >> both the axis2.xml and the synapse.xml files. I am assuming that you
> are
> >> >> using the synapse 1.2, right?
> >> >>
> >> >> Thanks,
> >> >> Ruwan
> >> >>
> >> >> On Fri, Aug 20, 2010 at 6:27 AM, Abid Khan-EXT <
> [email protected]
> >> >> >wrote:
> >> >>
> >> >> > Hello all,
> >> >> >
> >> >> > I am seeing this exception very frequently and was wondering if it
> has
> >> >> been
> >> >> > fixed. This exception occurs every time, the problem is that some
> time
> >> >> the
> >> >> > response is not ever received.
> >> >> >
> >> >> > 00:41:58,000 ERROR [STDERR] java.lang.NullPointerException
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.coyote.http11.InternalOutputBuffer.realWriteBytes(InternalOutputBuffer.java:724)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> >
> org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:449)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.coyote.http11.InternalOutputBuffer.flush(InternalOutputBuffer.java:299)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> >
> >>
> org.apache.coyote.http11.Http11Processor.action(Http11Processor.java:950)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> > org.apache.coyote.Response.action(Response.java:186)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> >
> >>
> org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:343)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> >
> >> org.apache.catalina.connector.OutputBuffer.flush(OutputBuffer.java:314)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.catalina.connector.CoyoteOutputStream.flush(CoyoteOutputStream.java:98)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> > java.io.BufferedOutputStream.flush(BufferedOutputStream.java:124)
> >> >> > 00:41:58,001 ERROR [STDERR]     at
> >> >> > com.ctc.wstx.io.UTF8Writer.flush(UTF8Writer.java:99)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> com.ctc.wstx.sw.BufferingXmlWriter.flush(BufferingXmlWriter.java:214)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> > com.ctc.wstx.sw.BaseStreamWriter.flush(BaseStreamWriter.java:311)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.axiom.om.impl.MTOMXMLStreamWriter.flush(MTOMXMLStreamWriter.java:146)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.axiom.om.impl.llom.OMNodeImpl.serializeAndConsume(OMNodeImpl.java:472)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.axis2.transport.http.ApplicationXMLFormatter.writeTo(ApplicationXMLFormatter.java:143)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.synapse.transport.nhttp.HttpCoreNIOSender.sendUsingOutputStream(HttpCoreNIOSender.java:449)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.synapse.transport.nhttp.HttpCoreNIOSender.invoke(HttpCoreNIOSender.java:266)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> > org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:448)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> org.apache.synapse.core.axis2.Axis2Sender.sendBack(Axis2Sender.java:138)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:169)
> >> >> > 00:41:58,002 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:301)
> >> >> > 00:41:58,003 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:131)
> >> >> > 00:41:58,003 ERROR [STDERR]     at
> >> >> > org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:176)
> >> >> > 00:41:58,003 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> org.apache.synapse.transport.nhttp.ClientWorker.run(ClientWorker.java:200)
> >> >> > 00:41:58,003 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> >> >> > 00:41:58,003 ERROR [STDERR]     at
> >> >> >
> >> >>
> >>
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> >> >> > 00:41:58,003 ERROR [STDERR]     at
> >> java.lang.Thread.run(Thread.java:619)
> >> >> >
> >> >> > Thanks & Regards,
> >> >> >
> >> >> > Abid Khan
> >> >> > Java Consultant
> >> >> > Jeppesen (Software Product Development)
> >> >> > Desk: 303.328.6554 | Cell: 720.480.3523
> >> >> > <Promotor of simple solutions, even rocket science can be
> simplified.>
> >> >> >
> >> >> >
> >> >> >
> >> >>
> >> >>
> >> >> --
> >> >> Ruwan Linton
> >> >> Software Architect & Product Manager, WSO2 ESB; http://wso2.org/esb
> >> >> WSO2 <http://wso2.org/esb%0AWSO2> Inc.; http://wso2.org
> >> >>
> >> >> Lean . Enterprise . Middleware
> >> >>
> >> >> phone: +1 408 754 7388 ext 51789
> >> >> email: [email protected]; cell: +94 77 341 3097
> >> >> blog: http://blog.ruwan.org
> >> >> linkedin: http://www.linkedin.com/in/ruwanlinton
> >> >> google: http://www.google.com/profiles/ruwan.linton
> >> >> tweet: http://twitter.com/ruwanlinton
> >> >>
> >> >
> >> >
> >> >
> >> > --
> >> > Ruwan Linton
> >> > Software Architect & Product Manager, WSO2 ESB; http://wso2.org/esb
> >> > WSO2 Inc.; http://wso2.org
> >> >
> >> > Lean . Enterprise . Middleware
> >> >
> >> > phone: +1 408 754 7388 ext 51789
> >> > email: [email protected]; cell: +94 77 341 3097
> >> > blog: http://blog.ruwan.org
> >> > linkedin: http://www.linkedin.com/in/ruwanlinton
> >> > google: http://www.google.com/profiles/ruwan.linton
> >> > tweet: http://twitter.com/ruwanlinton
> >> >
> >>
> >
> >
> >
> > --
> > Ruwan Linton
> > Software Architect & Product Manager, WSO2 ESB; http://wso2.org/esb
> > WSO2 Inc.; http://wso2.org
> >
> > Lean . Enterprise . Middleware
> >
> > phone: +1 408 754 7388 ext 51789
> > email: [email protected]; cell: +94 77 341 3097
> > blog: http://blog.ruwan.org
> > linkedin: http://www.linkedin.com/in/ruwanlinton
> > google: http://www.google.com/profiles/ruwan.linton
> > tweet: http://twitter.com/ruwanlinton
> >
>



-- 
Ruwan Linton
Software Architect & Product Manager, WSO2 ESB; http://wso2.org/esb
WSO2 Inc.; http://wso2.org

Lean . Enterprise . Middleware

phone: +1 408 754 7388 ext 51789
email: [email protected]; cell: +94 77 341 3097
blog: http://blog.ruwan.org
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