Sieker, Fritz wrote:
> I used Jprobe and found that the biggest time sink was in > Batik.dom.svg.SVGOMDocument.getById(). > > [ ... ] > > As an experiment, I replaced the scan of "protected static Element > getById(String id, Node node)" by a hash table. > > [ ... ] > > The results were dramatic, with the > 20 minute load dropping to > just a few seconds.
I ran into the same problem, came up with a similar solution, and got the same impressive speedup. Except I implemented my HashMap cache outside of Batik, in my own application space. Not to say that my solution was any better/worse, just "me too". Would be nice to see this optimization added to Batik in the proper way.
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