I've created a branch with the Lucene8 work I did, if we want to start with
that:
https://github.com/apache/openoffice/tree/lucene-8-upgrade
> On Oct 26, 2026, at 12:44 PM, Pedro F. Giffuni via dev
> <[email protected]> wrote:
>
> Hmm .. the move to Win64, and the fact that very old JVM will not be
> available anymore will inevitably mean that extensions will have to be
> regenerated, so my guess is the sooner the change, the better.
> But the choice are not nice: Lucene8 is also deprecated, current release is
> 10.x.
> FWIW, libreoffice moved to a hacked up C version of older Lucene.
> Pedro.
> On Monday, October 26, 2026 at 09:36:06 AM GMT-5, Jim Jagielski
> <[email protected]> wrote:
>
> I remember looking into this... the issue was, iirc, something about Lucene8
> not being able to read Lucene2 indexes which are used when we install
> extensions. For a 4.2.x build that was an issue, but maybe no longer for a
> 5.0.x release.
>
>
> On Oct 26, 2026, at 10:26 AM, Pedro F. Giffuni via dev
> <[email protected]> wrote:
> Nothing I am planning, but we are carrying obsolete Lucene 2.9.4.
> The last Apache Lucene version that works with Java 8 is 8.11.4, which was
> released in September 2024.
>
> Pedro.
>
--
Jim
"This is an outrage!"
Tony Harrison
