Now let's wait for next AJDT release to include it! :) Mario On Wed, Nov 11, 2009 at 12:50 PM, Simone Gianni <[email protected]> wrote:
> Great work Andy!!!!!!!! > > Simone > > > Andy Clement wrote: > >> I've been a bit quiet on the list lately, I've had my head down in >> AspectJ adding some timing infrastructure. I've just put up a first >> blog article about what you can find in the latest AspectJ. Basically >> the latest dev builds will produce profiling information for your >> pointcuts allowing you to see which pointcuts are hurting your compile >> times. Information like this: >> >> Pointcut matching cost (total=6532ms for 675000 joinpoint match calls): >> Time:482ms (jps:#168585) matching against >> (staticinitialization(*y*.()) && persingleton(SimpleAspect)) >> Time:3970ms (jps:#168585) matching against >> (execution(* *t*.*(*)) && persingleton(SimpleAspect)) >> Time:538ms (jps:#168584) matching against >> (execution(* *f*(..)) && persingleton(SimpleAspect)) >> Time:1536ms (jps:#168584) matching against >> (execution(* java.lang.CharSequence+.*e*(..)) && >> persingleton(SimpleAspect)) >> Time:4ms (jps:#662) matching against >> (within(*p*) && persingleton(SimpleAspect)) >> >> Post is here: >> >> http://andrewclement.blogspot.com/2009/11/aspectj-profiling-pointcut-matching.html >> >> Please have a read and try it out. Based on the results of it I've >> changed a few key algorithms internal to AspectJ. What difference >> does it make? Well just to wet your appetite: >> >> Aspect: >> aspect SimpleAspect { >> before(): execution(* CharSequence+.*e*(..)) {} >> } >> >> AspectJ1.6.6: >> ajc -timers SimpleAspect.aj -inpath rt.jar -outjar woven.jar >> Compiler took 19260ms >> >> AspectJ1.6.7 dev builds: >> ajc -timers SimpleAspect.aj -inpath rt.jar -outjar woven.jar >> Compiler took 12531ms >> >> I'll put out a second article about matching improvements shortly. It >> will cover what is faster (and why it is faster) and how you can make >> sure you benefit from the speed up. >> >> cheers, >> Andy >> _______________________________________________ >> aspectj-users mailing list >> [email protected] >> https://dev.eclipse.org/mailman/listinfo/aspectj-users >> >> > > > -- > Simone Gianni CEO Semeru s.r.l. Apache Committer > http://www.simonegianni.it/ > > > _______________________________________________ > aspectj-users mailing list > [email protected] > https://dev.eclipse.org/mailman/listinfo/aspectj-users > -- "Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it." - Brian W. Kernighan
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