[pylucene-dev] Re: customizing java classes in python -- performance?

[Mike Klaas]

Am I asking in the wrong place, or has no-one really dug into these issues?

cheers,
-MIke

On 5/15/06, Mike Klaas <mike.klaas at gmail.com> wrote:
> I'm currently investigating using PyLucene for a large scale
> distributed search application which is currently in 95% python with a
> smattering of c/pyrex for performance.  I'm rather impressed with the
> package, particularly the ability to "subclass" certain lucene classes
> to provide customization hooks.
>
> I was curious if anyone has done heavy-duty lifting using these
> reverse bindings.  In particulary, I am concerned with subclasses
> which are tightly coupled with the core lucene query code -- like
> SortComparator.  Does the repeated python<->CNI boundary crossing
> degrade performance unacceptably?  Has anyone had success implementing
> these sorts of customizations java-side, recompiling the whole package
> with gcj?
>
> Thanks in advance,
> -MIke Klaas
>