Hi Curtis,
I need to take a look at this.
Can you send me an example which you have used to check the performance?
--
Leo
On Thu, Sep 29, 2011 at 11:57 PM, Curtis Stanford <
cur...@stanfordcomputing.com> wrote:
> Hi Leo. I've been using jxls for many years now and have noticed a huge
> decrease in performance over the years. I have a fairly large dataset that
> I've tried with 0.9.3, 0.9.7 and 1.0-rc2. The times are:
>
> 0.9.3: 28 minutes
> 0.9.7: 1 hour
> 1.0-rc2: 4 hours
>
> I've been profiling the code for a few days and was able to improve the
> 1.0-rc2 time by 2.5X (1 hour 45 minutes). However, I don't know what 0.9.3
> was doing differently to be so fast. A lot of time is spent updating
> formulas after every transformation and with over 12,000 formulas and
> rising, this takes a long time.
>
> Any info and/or suggestions would be appreciated.
>
> Curtis
>
> PS - any work on new versions lately?
>
>
>
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