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From Jaroslaw Cwiklik <cwik...@apache.org>
Subject Re: How know when "Session is closed" after establish connections between uima-as client and ActiveMQ?
Date Mon, 10 Jul 2017 20:19:38 GMT
Hmm, this is a different exception from Session closed. This time it is a
Connection is closed. Seems like a race condition. How many UIMA-AS clients
do you have running in this process?

Jerry

On Mon, Jul 10, 2017 at 3:51 PM, nelson rivera <nelsonrivera12@gmail.com>
wrote:

> i just tested the snapshot build from
> https://svn.apache.org/repos/asf/uima/uima-as/trunk, and the behavior
> still are similar for many uima-as client, end in a exception, but now
> show this stacktrace:
>
> org.apache.activemq.ConnectionClosedException: The connection is already
> closed
>         at org.apache.activemq.ActiveMQConnection.checkClosed(
> ActiveMQConnection.java:1459)
>         at org.apache.activemq.ActiveMQConnection.checkClosedOrFailed(
> ActiveMQConnection.java:1446)
>         at org.apache.activemq.ActiveMQConnection.createSession(
> ActiveMQConnection.java:328)
>         at org.apache.uima.adapter.jms.client.ActiveMQMessageSender.
> createSession(ActiveMQMessageSender.java:108)
>         at org.apache.uima.adapter.jms.client.ActiveMQMessageSender.
> initializeProducer(ActiveMQMessageSender.java:143)
>         at org.apache.uima.adapter.jms.client.ActiveMQMessageSender.
> createTextMessage(ActiveMQMessageSender.java:191)
>         at org.apache.uima.adapter.jms.client.BaseMessageSender.run(
> BaseMessageSender.java:330)
>         at java.lang.Thread.run(Thread.java:748)
>
> 2017-07-07 15:33 GMT-04:00, nelson rivera <nelsonrivera12@gmail.com>:
> > Sorry for the delay, i am building the framework from the source at
> > https://svn.apache.org/repos/asf/uima/uima-as/trunk, when test the
> > issue, i will comment the result.
> >
> > 2017-07-06 10:04 GMT-04:00, Jaroslaw Cwiklik <cwiklik@apache.org>:
> >> Hello, the snapshot binaries (zip + tar) are here:
> >>
> >> https://repository.apache.org/content/repositories/
> snapshots/org/apache/uima/uima-as/2.9.1-SNAPSHOT/
> >>
> >> Jerry
> >>
> >> On Thu, Jul 6, 2017 at 8:51 AM, Jaroslaw Cwiklik <cwiklik@apache.org>
> >> wrote:
> >>
> >>> Hi, instructions how to build from source are here:
> >>> https://uima.apache.org/building-uima.html
> >>>
> >>> It's a bit involved process so I will try to post a snapshot of uima-as
> >>> to
> >>> Apache snapshot repository and will provide you with a link later
> today.
> >>>
> >>> Jerry
> >>>
> >>> On Wed, Jul 5, 2017 at 4:32 PM, nelson rivera <
> nelsonrivera12@gmail.com>
> >>> wrote:
> >>>
> >>>> Please can you give me the url to source code with the changes, to
> >>>> test.
> >>>>
> >>>> 2017-07-05 16:19 GMT-04:00, Jaroslaw Cwiklik <cwiklik@apache.org>:
> >>>> > Just delivered a few changes to deal with a stale Session. Can
you
> >>>> > build
> >>>> > from source and test.
> >>>> > Jerry
> >>>> >
> >>>> > On Wed, Jul 5, 2017 at 2:21 PM, Jaroslaw Cwiklik <
> cwiklik@apache.org>
> >>>> > wrote:
> >>>> >
> >>>> >> Thanks. Will check the code and work on a fix
> >>>> >>
> >>>> >> Jerry
> >>>> >>
> >>>> >> On Wed, Jul 5, 2017 at 2:10 PM, nelson rivera <
> >>>> nelsonrivera12@gmail.com>
> >>>> >> wrote:
> >>>> >>
> >>>> >>> Here the stack trace for the error that asked me:
> >>>> >>> jul 05, 2017 2:08:50 PM
> >>>> >>> org.apache.uima.adapter.jms.client.ActiveMQMessageSender
run
> >>>> >>> ADVERTENCIA:
> >>>> >>> javax.jms.IllegalStateException: The Session is closed
> >>>> >>>         at org.apache.activemq.ActiveMQSe
> >>>> ssion.checkClosed(ActiveMQSess
> >>>> >>> ion.java:771)
> >>>> >>>         at org.apache.activemq.ActiveMQSe
> >>>> ssion.configureMessage(ActiveM
> >>>> >>> QSession.java:759)
> >>>> >>>         at org.apache.activemq.ActiveMQSe
> >>>> ssion.createTextMessage(Active
> >>>> >>> MQSession.java:440)
> >>>> >>>         at org.apache.uima.adapter.jms.cl
> >>>> ient.ActiveMQMessageSender.cre
> >>>> >>> ateTextMessage(ActiveMQMessageSender.java:184)
> >>>> >>>         at org.apache.uima.adapter.jms.cl
> >>>> ient.BaseMessageSender.run(Bas
> >>>> >>> eMessageSender.java:307)
> >>>> >>>         at java.lang.Thread.run(Thread.java:748)
> >>>> >>>
> >>>> >>> 2017-07-05 12:16 GMT-04:00, nelson rivera
> >>>> >>> <nelsonrivera12@gmail.com>:
> >>>> >>> > This behavior is random, not occurs always. In the
most of the
> >>>> simple
> >>>> >>> > programs and simple test case tested, after restart
the UIMA-AS
> >>>> Broker
> >>>> >>> > without restart service uima-as, the instruccion to
uima-as
> >>>> >>> > client
> >>>> >>> > "BaseUIMAAsynchronousEngine_impl.connectionOpen()"
return
> "false"
> >>>> and
> >>>> >>> > correctly i initialize the client again.
> >>>> >>> >
> >>>> >>> > The incorrect behavior is most frequently with many
uima-as
> >>>> >>> > client
> >>>> >>> > instances. Is the case of my general application in
which i have
> >>>> many
> >>>> >>> > service uima-as, and for each one creates one instace
of uima-as
> >>>> >>> > client (BaseUIMAAsynchronousEngine_impl) and keep
it alive to
> >>>> process
> >>>> >>> > all requests of the service uima-as.
> >>>> >>> >
> >>>> >>> > Is in this scenario with many instancies of uima-as
client
> >>>> >>> > (BaseUIMAAsynchronousEngine_impl) in the same program
(a
> >>>> >>> > monolithic
> >>>> >>> > application web in tomcat) where after restart the
UIMA-AS
> Broker
> >>>> >>> > without restart any service uima-as, many uima-as
client returns
> >>>> >>> > "true" to the instruccion
> >>>> >>> > "BaseUIMAAsynchronousEngine_impl.connectionOpen()"
but them
> throw
> >>>> >>> > "javax.jms.IllegalStateException: The Session is closed"
> >>>> >>> > when proces the request.
> >>>> >>> >
> >>>> >>> > 2017-07-04 16:13 GMT-04:00, nelson rivera
> >>>> >>> > <nelsonrivera12@gmail.com
> >>>> >:
> >>>> >>> >> One peculiarity is that, is a primitive annotator
implented in
> >>>> >>> >> c++,
> >>>> >>> >> but is deployed with de deployAsyncService.sh
de uima-as
> >>>> >>> >> directly.
> >>>> >>> >>
> >>>> >>> >> 2017-07-04 14:53 GMT-04:00, nelson rivera <
> >>>> nelsonrivera12@gmail.com>:
> >>>> >>> >>> In my program main, i initialize a uimas-as
client only once
> >>>> >>> >>> and
> >>>> >>> >>> I
> >>>> >>> >>> use
> >>>> >>> >>> this client to consume all requests to a displayed
service
> >>>> uima-as.
> >>>> >>> >>>
> >>>> >>> >>> Before process a request i ask to uima-as
client with:
> >>>> >>> >>> BaseUIMAAsynchronousEngine_impl.connectionOpen()
> >>>> >>> >>> and if the result es "false", i stop the uima-as
client and
> >>>> >>> >>> initialize
> >>>> >>> >>> it
> >>>> >>> >>> again.
> >>>> >>> >>>
> >>>> >>> >>> With some steps, still undefined, but after
restart the
> UIMA-AS
> >>>> >>> >>> Broker
> >>>> >>> >>> without restart service uima-as.
> >>>> >>> >>> The instruccion to uima-as client
> >>>> >>> >>> BaseUIMAAsynchronousEngine_impl.connectionOpen()
return
> "true",
> >>>> but
> >>>> >>> >>> them i get a "javax.jms.IllegalStateException:
The Session is
> >>>> >>> >>> closed"
> >>>> >>> >>> when proces the request.
> >>>> >>> >>>
> >>>> >>> >>> Wich is the best way to know when connections
betewen cliente
> >>>> >>> >>> uima-as
> >>>> >>> >>> and ActiveMQ is broken? and i should restart
uima-as client.
> >>>> >>> >>>
> >>>> >>> >>
> >>>> >>> >
> >>>> >>>
> >>>> >>
> >>>> >>
> >>>> >
> >>>>
> >>>
> >>>
> >>
> >
>

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