On Saturday, September 20, 2003, at 09:58 PM, Andrus Adamchik wrote:
> 3. ShiftOne JOCache
>
> URL: http://sourceforge.net/projects/jocache/
> Impression: I like this one. It has a simple cache API with various
> pluggable cache algorithms. Again - very little documentation. I sent
> an email to the author asking a few questions. One being the
> possibility to release their code under BSD/Apache license to avoid
> license mess in Cayenne. Another one - is there a real life high
> volume system that uses this package. Hate to debug threading issues
> on my own :-) Waiting for the answer...
Just got a reply from Jeff, the joCache author. I am planning to start
evaluating the package very soon.
Andrus
Begin forwarded message:
> From: "jeff drost"
>
> Hey Andrus,
>
> Thanks for the interest. I'll get right to answering your questions.
>
> As far as robustness, in a multithreaded environment, I think jocache
> is
> fairly safe. It has been used by myself and others and some
> concurrency
> issues have been found and fixed in the past. This of course is a
> somewhat
> dificult thing to test, though I might be convinced to write a more
> extensive test cases. I would be willing to support your team with
> this to
> the extent I have time.
>
> With respect to license, I guess I don't care that much about how I
> release
> it. If you want me to BSD/Apache it, I will.
>
> I hope this helps,
> Jeff
>
> -----Original Message-----
> From: Andrus Adamchik [mailto:andru..bjectstyle.org]
> To: jeffdros..sers.sourceforge.net
> Subject: ShiftOne Object Cache questions
>
>
> Hi Jeff,
>
> My name is Andrus Adamchik. I am the original author and one of the
> main
> developers of Cayenne OpenSource ORM tool (
> http://objectstyle.org/cayenne/ ).
>
> For the next release of Cayenne we need a robust tested cache
> implementation. Don't really want to reinvent the wheel here...From
> what I
> am seeing on ShiftOne Object Cache page, your product is definitely
> worth
> a try. I have a few questions though, and since you do not have a
> developer mailing list, I figured I'd ask you directly.
>
> 1. How robust is Object Cache? One of the reasons I hate to write my
> own
> implementation is the need to test multithreading operations,
> performance
> under high load, etc., etc. Something that you won't stick in your
> average
> JUnit test case. So I am asking about your past experience with Object
> Cache. Have you deployed it in high volume environments? Any real life
> system scenario if you do not mind...
>
> 2. License. LGPL is OK and I am not relegious about these things. It
> just
> happened that out of two paths most OpenSource projects follow
> (GPL/LGPL
> vs. BSD/Apache), Cayenne selected BSD/Apache. We want to stay
> consistent.
> Is it possible for you to license Object Cache also under an
> Apache-style
> license (maybe exclusively for Cayenne use)?
>
>
> Thanks!
> Andrus
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