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From Stefano Mazzocchi <stef...@apache.org>
Subject Re: [jira] Commented: (HARMONY-2130) DaCapo antlr fails on drlvm
Date Fri, 08 Dec 2006 17:52:58 GMT
Stepan Mishura wrote:
> On 12/8/06, Geir Magnusson Jr. wrote:
>>
>>
>>
>> Stefano Mazzocchi wrote:
>> > Robin Garner (JIRA) wrote:
>> >>     [
>> http://issues.apache.org/jira/browse/HARMONY-2130?page=comments#action_12456374]
>>
>> >>
>> >> Robin Garner commented on HARMONY-2130:
>> >> ---------------------------------------
>> >>
>> >> Hi Vladimir,
>> >>
>> >> I'll double check with Steve when I see him tomorrow, but my
>> recollection
>> >> is that we decided that since the benchmark works correctly on 8 or
>> more
>> >> other
>> >> VMs, that the problem is with DRLVM or the Harmony classlib, not with
>> >> DaCapo.  Maybe we could add an antlr.jar in the same way as we provide
>> >> xalan.jar.
>> >>
>> >> As far as we can tell, this problem would affect anyone running a
>> version
>> >> of antlr other than 2.7.5.
>> >
>> > This is actually a good point, harmony's own internal classes shouldn't
>> > be exposed to the userland classloading space or we'll be in a heap of
>> > trouble later.
>> >
>> > Thoughts?
>>
>> We've talked about this before because we knew we'd run into the
>> problem.  I'll see if I can remember what we concluded...
>>
>> geir
>>
> 
> See[1]  - we talked about two approaches: repackaging and 'dedicated class
> loader' and as I understand we didn't make any decision.
> 
> [1]
> http://mail-archives.apache.org/mod_mbox/incubator-harmony-dev/200604.mbox/%3c6e47b64f0604110115l31496ffflc9bba19bc88756ac@mail.gmail.com%3e

repackaging is doable, but it's a pain in the neck, especially when
modularity is in place. I would go for the dedicated classloader.

-- 
Stefano.


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