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From MORAVEK Peter <peter.mora...@asset.sk>
Subject RE: new xsltc.jar
Date Fri, 22 Feb 2002 08:42:53 GMT
Is there a possibility to use the new xsltc.jar with Cocoon 1.8.x ? How
should I plug-in the transformer ?

Thanks

Peter

> -----Original Message-----
> From: Jacek R. Ambroziak [mailto:jacek_ambroziak@yahoo.com]
> Sent: Friday, February 22, 2002 12:59 AM
> To: xalan-dev@xml.apache.org
> Cc: cocoon-dev@xml.apache.org; adam.bosworth@bea.com
> Subject: new xsltc.jar
> 
> 
> The performance bug seems to be fixed now.
> As I expected several other benchmarks benefit
> from the fix as well  (decoy, patterns).
> 
> The new magic numbers on my machine are
> 
> XSLTC    1192
> XT            471
> Saxon       298
> XalanJ      197
> 
> The infamous 'dbonerow' test doesn't need rewriting
> into "match/if"  anymore and 10 iterations take about 1 second
> (900 MHz, J2SDK1.4) instead of 130 seconds as before.
> 
> That's not the end of the story 'cause I see bunches
> of opportunities for further improvements.
> 
> That translets are about 20 times faster now
> on 'dbonerow' than XT/Saxon/XalanJ is no big surprise:
> since FORTRAN times compiled code ran faster than interpreted. 
> When eg. Saxon works on 'dbonerow'
> the only bytecodes that are actually executed are the bytecodes
> Mike Kay put into saxon.jar.  In the case of XSLTC
> some bytecodes come from prepackaged libraries,
> but (hopefully)  most of the "action" is handled by
> bytecodes 'freshly' generated ('personalized'/specialized)
> for the stylesheet at hand.
> 
> The new 'xsltc.jar' is available from me.
> 
> --Jacek
> 
> 
> 
> 
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