On Sat, Jul 9, 2011 at 12:16 AM, Dimuthu Leelarathne <[email protected]>wrote:

> Hi all,
>
> I am not an ESB expert but, shall we drop Aggregator mediator and go ahead
> with servlet transport? We need to code freeze on Monday.
>

We can mention it as a known issue for this release. Not many users use the
Aggregate mediator. So shouldn't be a big issue. After the release rush
let's try and get the aggregate mediator to work with the blocking
transport.


>
> WDYT?
>
> tx,
> dimuthul
>
>
> On Wed, Jul 6, 2011 at 11:09 AM, Afkham Azeez <[email protected]> wrote:
>
>> No. We agreed on me trying to look into multiple HTTP/S port support for a
>> single member. I didn't have time to look into that, but will do so. The
>> primary plan is to get ESB working with servlet transport. If not, ESB may
>> not be fronted with LB.
>>
>>
>> On Wed, Jul 6, 2011 at 10:54 AM, Supun Kamburugamuva <[email protected]>wrote:
>>
>>> I thought we agreed not to use the servlet transport. Are we going to
>>> switch to servlet transport?
>>>
>>> Thanks,
>>> Supun..
>>>
>>> On Wed, Jul 6, 2011 at 8:38 AM, Hiranya Jayathilaka <[email protected]>wrote:
>>>
>>>>
>>>>
>>>> On Wed, Jul 6, 2011 at 6:28 AM, Afkham Azeez <[email protected]> wrote:
>>>>
>>>>> Hiranya, can you please work on this?
>>>>>
>>>>
>>>> I just ran a bunch of samples with the servlet transport and the
>>>> situation looks fairly ok. I only encountered two issues:
>>>>
>>>>  1. Main sequence cannot be hit directly. Any request to
>>>> http://server:9763 receives a 302 back. The request URL must contain
>>>> the /services or some other registered context. I think this is due to the
>>>> Carbon/Tomcat servlet configuration.
>>>>
>>>> 2. Aggregate mediator doesn't work. I get the following exception:
>>>>
>>>> [2011-07-06 08:29:30,976] ERROR - SynapseXPath Evaluation of the XPath
>>>> expression //m0:getQuoteResponse resulted in an error
>>>> org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxIOException:
>>>> Attempted read on closed stream.
>>>> at
>>>> org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:296)
>>>>  at
>>>> org.apache.axiom.om.impl.llom.OMDocumentImpl.buildNext(OMDocumentImpl.java:135)
>>>> at
>>>> org.apache.axiom.om.impl.llom.OMNodeImpl.getNextOMSibling(OMNodeImpl.java:122)
>>>>  at
>>>> org.apache.axiom.om.impl.llom.OMElementImpl.getNextOMSibling(OMElementImpl.java:343)
>>>> at
>>>> org.apache.axiom.om.impl.traverse.OMChildrenIterator.getNextNode(OMChildrenIterator.java:36)
>>>>  at
>>>> org.apache.axiom.om.impl.traverse.OMAbstractIterator.hasNext(OMAbstractIterator.java:58)
>>>> at
>>>> org.jaxen.util.DescendantAxisIterator.hasNext(DescendantAxisIterator.java:101)
>>>>  at org.jaxen.expr.DefaultStep.evaluate(DefaultStep.java:152)
>>>> at
>>>> org.jaxen.expr.DefaultLocationPath.evaluate(DefaultLocationPath.java:140)
>>>>  at
>>>> org.jaxen.expr.DefaultAbsoluteLocationPath.evaluate(DefaultAbsoluteLocationPath.java:113)
>>>> at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
>>>>  at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674)
>>>> at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213)
>>>>  at org.jaxen.BaseXPath.evaluate(BaseXPath.java:172)
>>>> at
>>>> org.apache.synapse.util.xpath.SynapseXPath.evaluate(SynapseXPath.java:239)
>>>>  at
>>>> org.apache.synapse.mediators.eip.EIPUtils.getMatchingElements(EIPUtils.java:66)
>>>> at
>>>> org.apache.synapse.mediators.eip.EIPUtils.enrichEnvelope(EIPUtils.java:117)
>>>>  at
>>>> org.apache.synapse.mediators.eip.aggregator.AggregateMediator.getAggregatedMessage(AggregateMediator.java:367)
>>>> at
>>>> org.apache.synapse.mediators.eip.aggregator.AggregateMediator.completeAggregate(AggregateMediator.java:314)
>>>>  at
>>>> org.apache.synapse.mediators.eip.aggregator.AggregateMediator.mediate(AggregateMediator.java:259)
>>>> at
>>>> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:60)
>>>>  at
>>>> org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:114)
>>>> at
>>>> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:219)
>>>>  at
>>>> org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:364)
>>>> at
>>>> org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:159)
>>>>  at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:181)
>>>> at
>>>> org.apache.synapse.core.axis2.DynamicAxisOperation$DynamicOperationClient.send(DynamicAxisOperation.java:235)
>>>>  at
>>>> org.apache.synapse.core.axis2.DynamicAxisOperation$DynamicOperationClient.executeImpl(DynamicAxisOperation.java:174)
>>>> at
>>>> org.apache.axis2.client.OperationClient.execute(OperationClient.java:165)
>>>>  at
>>>> org.apache.synapse.core.axis2.Axis2FlexibleMEPClient.send(Axis2FlexibleMEPClient.java:411)
>>>> at org.apache.synapse.core.axis2.Axis2Sender.sendOn(Axis2Sender.java:57)
>>>>  at
>>>> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.send(Axis2SynapseEnvironment.java:271)
>>>> at
>>>> org.apache.synapse.endpoints.AbstractEndpoint.send(AbstractEndpoint.java:292)
>>>>  at
>>>> org.apache.synapse.endpoints.AddressEndpoint.send(AddressEndpoint.java:59)
>>>> at
>>>> org.apache.synapse.mediators.builtin.SendMediator.mediate(SendMediator.java:87)
>>>>  at
>>>> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:60)
>>>> at
>>>> org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:114)
>>>>  at
>>>> org.apache.synapse.mediators.MediatorWorker.run(MediatorWorker.java:69)
>>>> at
>>>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>>>  at
>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>>> at java.lang.Thread.run(Thread.java:619)
>>>> Caused by: com.ctc.wstx.exc.WstxIOException: Attempted read on closed
>>>> stream.
>>>> at com.ctc.wstx.sr.StreamScanner.throwFromIOE(StreamScanner.java:708)
>>>>  at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1086)
>>>> at
>>>> org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper.next(XMLStreamReaderWrapper.java:225)
>>>>  at
>>>> org.apache.axiom.util.stax.dialect.DisallowDoctypeDeclStreamReaderWrapper.next(DisallowDoctypeDeclStreamReaderWrapper.java:34)
>>>> at
>>>> org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper.next(XMLStreamReaderWrapper.java:225)
>>>>  at
>>>> org.apache.axiom.om.impl.builder.StAXOMBuilder.parserNext(StAXOMBuilder.java:681)
>>>> at
>>>> org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:214)
>>>>  ... 40 more
>>>>
>>>> This mediator is written assuming the non-blocking behavior. I'm not
>>>> sure how easy to fix this. I remember a similar discussion on 
>>>> synapse-dev@regarding this.
>>>>
>>>> Other than that everything seems fine. I tested simple routing,
>>>> filtering, transformations, script mediator, enrich mediator, security and
>>>> RM. Will see what we can do about the aggregate mediator.
>>>>
>>>> Thanks,
>>>> Hiranya
>>>>
>>>>
>>>>> ----
>>>>> Sent from my phone
>>>>> On Jul 6, 2011 1:19 AM, "Afkham Azeez" <[email protected]> wrote:
>>>>> > ESB team, what is the status of this?
>>>>> >
>>>>> > ----
>>>>> > Sent from my phone
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Hiranya Jayathilaka
>>>> Associate Technical Lead;
>>>> WSO2 Inc.;  http://wso2.org
>>>> E-mail: [email protected];  Mobile: +94 77 633 3491
>>>> Blog: http://techfeast-hiranya.blogspot.com
>>>>
>>>> _______________________________________________
>>>> Carbon-dev mailing list
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>>>> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>>>>
>>>>
>>>
>>
>>
>> --
>> *Afkham Azeez*
>> Director of Architecture; WSO2, Inc.; http://wso2.com
>> Member; Apache Software Foundation; http://www.apache.org/
>> * <http://www.apache.org/>**
>> email: **[email protected]* <[email protected]>* cell: +94 77 3320919
>> blog: **http://blog.afkham.org* <http://blog.afkham.org>*
>> twitter: **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez>
>> *
>> linked-in: **http://lk.linkedin.com/in/afkhamazeez*
>> *
>> *
>> *Lean . Enterprise . Middleware*
>>
>>
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>>
>>
>
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>


-- 
Hiranya Jayathilaka
Associate Technical Lead;
WSO2 Inc.;  http://wso2.org
E-mail: [email protected];  Mobile: +94 77 633 3491
Blog: http://techfeast-hiranya.blogspot.com
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