OK.

On Wed, Nov 9, 2016 at 7:49 AM, 'Achim Nierbeck' via OPS4J
<[email protected]> wrote:
> Hi Benson,
>
> fair enough, still thanks for clarifying that the given code seems of no
> issue for your case.
> Regarding the tccl and threads, could you open an issue for that, so we
> don't miss it for a future 6.0?
>
> Thanks, Achim
>
> 2016-11-09 13:45 GMT+01:00 Benson Margulies <[email protected]>:
>>
>> 'Achim,
>>
>> In the situation I could repro, the bad class loader was always the
>> original plain old application boot class loader, not some class
>> loader from inside pax-web.
>>
>> In the backtrace, and the debugger, it was clear that pax-web just
>> wasn't setting the TCCL in this thread. I would offer the opinion that
>> when pax-web creates a thread pool, it should arrange to set the tccl
>> to its own bundle class loader for each thread.
>>
>> I'm changing jobs in two weeks, and I have to focus on things really
>> needed until then, so I'm afraid that I won't have time to try the
>> experiment of adding a tccl setting to the threads and seeing if the
>> problem goes away, or building a test case in the open.
>>
>> --benson
>>
>>
>> On Wed, Nov 9, 2016 at 6:09 AM, 'Achim Nierbeck' via OPS4J
>> <[email protected]> wrote:
>> > Hi Benson,
>> >
>> > it might be interesting, if this could be the cause of some of your
>> > issues.
>> > Marc just found an interesting effect while trying to fix 906:
>> >
>> >
>> > https://ops4j1.jira.com/browse/PAXWEB-906?focusedCommentId=37803&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-37803
>> >
>> > Could you verify if this maybe the cause for your issue?
>> >
>> > regards, Achim
>> >
>> >
>> > 2016-11-07 12:38 GMT+01:00 Benson Margulies <[email protected]>:
>> >>
>> >> On Mon, Nov 7, 2016 at 3:59 AM, 'Christoph Läubrich' via OPS4J
>> >> <[email protected]> wrote:
>> >> > Am 04.11.2016 13:23, schrieb Benson Margulies:
>> >> >>
>> >> >>
>> >> >> It's an important goal of this project to _not_ require an extra
>> >> >> JVM,
>> >> >> so your suggestion
>> >> >> of using a process builder, while it would allow me to make this
>> >> >> test
>> >> >> work, would not
>> >> >> be something I can use in production.
>> >> >>
>> >> >
>> >> > The you should not start something from within the (boot)class-path
>> >> > but
>> >> > embedd everything in OSGi-Bundles and carefully craft import/exports
>> >> > instead
>> >> > of rely on automatic guessing from BND and such tools. This is the
>> >> > only
>> >> > way
>> >> > to have true classloader-isolation.
>> >>
>> >> Christoph, the fundamental goal here requires a tiny, very controlled,
>> >> amount of system bundle/bootclasspath communication. I don't think
>> >> it's the source of my problems.
>> >>
>> >> >
>> >> > Pax Web (with embedded jetty) as well as Pax Exam rely on some parts
>> >> > on
>> >> > Dynamic-Imports and thus can easily lead to have classes loaded from
>> >> > the
>> >> > boot-class-path as well als some libs are not behave very frndly by
>> >> > using
>> >> > Class.forName or static Methods to obtain Connections and such.
>> >> > Context-Classloading is some kind of work-around to adress these
>> >> > problem,
>> >> > but not a real solution.
>> >>
>> >> OK. I had hoped that by trimming down the list of packages on the
>> >> system bundle, I could cut off this, but I take your point.
>> >>
>> >> >
>> >> > So I would recommend (if you really do not want to start up an extra
>> >> > vm
>> >> > for
>> >> > testing, what would be in the sense of test-isolation preferable)
>> >> > that
>> >> > you
>> >> > pack your "launch the test service using the CXF API; no OSGi
>> >> > involved."
>> >> > inside a bundle (embedding all dependecies) make sure the bundle does
>> >> > not
>> >> > export or import any packages and use an Activator to fire up the
>> >> > test-service. You can then use this bundle in your pax-exam test
>> >> > without
>> >> > polluting your test-classpath with other libs (CXF itself requires a
>> >> > lot
>> >> > as
>> >> > of the last time I have embedded this in a container). You also
>> >> > should
>> >> > use
>> >> > the remote-test-container to make sure nothing trickles in from other
>> >> > parts.
>> >> >
>> >> >
>> >> > --
>> >> > --
>> >> > ------------------
>> >> > OPS4J - http://www.ops4j.org - [email protected]
>> >> >
>> >> > --- You received this message because you are subscribed to the
>> >> > Google
>> >> > Groups "OPS4J" group.
>> >> > To unsubscribe from this group and stop receiving emails from it,
>> >> > send
>> >> > an
>> >> > email to [email protected].
>> >> > For more options, visit https://groups.google.com/d/optout.
>> >>
>> >> --
>> >> --
>> >> ------------------
>> >> OPS4J - http://www.ops4j.org - [email protected]
>> >>
>> >> ---
>> >> You received this message because you are subscribed to the Google
>> >> Groups
>> >> "OPS4J" group.
>> >> To unsubscribe from this group and stop receiving emails from it, send
>> >> an
>> >> email to [email protected].
>> >> For more options, visit https://groups.google.com/d/optout.
>> >
>> >
>> >
>> >
>> > --
>> >
>> > Apache Member
>> > Apache Karaf <http://karaf.apache.org/> Committer & PMC
>> > OPS4J Pax Web <http://wiki.ops4j.org/display/paxweb/Pax+Web/> Committer
>> > &
>> > Project Lead
>> > blog <http://notizblog.nierbeck.de/>
>> > Co-Author of Apache Karaf Cookbook <http://bit.ly/1ps9rkS>
>> >
>> > Software Architect / Project Manager / Scrum Master
>> >
>> > --
>> > --
>> > ------------------
>> > OPS4J - http://www.ops4j.org - [email protected]
>> >
>> > ---
>> > You received this message because you are subscribed to the Google
>> > Groups
>> > "OPS4J" group.
>> > To unsubscribe from this group and stop receiving emails from it, send
>> > an
>> > email to [email protected].
>> > For more options, visit https://groups.google.com/d/optout.
>>
>> --
>> --
>> ------------------
>> OPS4J - http://www.ops4j.org - [email protected]
>>
>> ---
>> You received this message because you are subscribed to the Google Groups
>> "OPS4J" group.
>> To unsubscribe from this group and stop receiving emails from it, send an
>> email to [email protected].
>> For more options, visit https://groups.google.com/d/optout.
>
>
>
>
> --
>
> Apache Member
> Apache Karaf <http://karaf.apache.org/> Committer & PMC
> OPS4J Pax Web <http://wiki.ops4j.org/display/paxweb/Pax+Web/> Committer &
> Project Lead
> blog <http://notizblog.nierbeck.de/>
> Co-Author of Apache Karaf Cookbook <http://bit.ly/1ps9rkS>
>
> Software Architect / Project Manager / Scrum Master
>
> --
> --
> ------------------
> OPS4J - http://www.ops4j.org - [email protected]
>
> ---
> You received this message because you are subscribed to the Google Groups
> "OPS4J" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected].
> For more options, visit https://groups.google.com/d/optout.

-- 
-- 
------------------
OPS4J - http://www.ops4j.org - [email protected]

--- 
You received this message because you are subscribed to the Google Groups 
"OPS4J" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
For more options, visit https://groups.google.com/d/optout.

Reply via email to