Re: [aspectj-users] aspectOf() and LTW

["Andy Clement" <andrew.clement@xxxxxxxxx>]

If those annotation style aspects are passed to the weaver for
weaving, the aspectOf() and hasAspect() methods will be added to them.

Andy.

2008/7/20 Christopher Mason <cmason@xxxxxxxxxx>:
> Hi.
>
> Are there still problems with @Aspect, Aspects.aspectOf() and load time
> weaving?   I'm getting NoSuchMethodException, as others have reported in
> the past.  From which class loader should I obtain the class object that
> I pass to aspectOf()?  This must be a "woven" aspect class, correct?
> How can I easily obtain this?
>
> Confession: what I'm trying to do is a bit complex.  I'm using aspectj
> to write a java.lang.instrument profiler.  So, I've written my own
> agent, and I'm calling into Aj from my own implementation of
> ClassFileTransformer.transform().  Now, I'm trying to initialize my
> aspects with some common dependencies, obtaining the singleton aspect
> instances using Aspects.aspectOf().  I suspect what's going on is that
> my classloader has the old, un-"woven" aspect class, which lacks the
> generated aspectOf() method.  I'm trying to do this generally, so I
> don't want to just hard code the aspect class name.
>
> When the aspect is precompiled, everything works fine; but when I use
> @Aspect I get the NSME.
>
> Perhaps a better question is: is there a way I can obtain all the
> instantiated aspects that aspectj knows about?  Or some sort of
> callback/event mechanism when aspects are actually instantiated?  This
> would be very useful for injecting dependencies into aspects.  How do
> others do this?
>
> Any help or pointers would be most appreciated.
>
> Thanks,
>
> -c
>
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