Re: [aspectj-dev] A little help with perthis/pertarget ...

["Eric Bodden" <eric.bodden@xxxxxxxxxxxxxx>]

What's written there effectively means that perthis won't match static
executions (because there is no "this"). So unless all methods in
*Service are static, I don't see why it wouldn't match.

Eric

2008/7/10 Dan Bush <dan.bush@xxxxxxxxx>:
> I actually went down that route but, the advice quit kicking in at run time.
> It was still being weaved in through. In did notice under the "Per-object
> aspects" section here (http://www.websearchking.com/?q=aspectj&c=15) that is
> states "The advice defined in A will run only at a join point where the
> currently executing object has been associated with an instance of A.". Is
> there something special that I need to do the the actual pointcut to
> "associate" the execution thread with the aspect? I did try adding "&&
> this(o)" but, I am not exactly sure what I'm doing.
>
> On Thu, Jul 10, 2008 at 11:20 AM, Eric Bodden <eric.bodden@xxxxxxxxxxxxxx>
> wrote:
>>
>> aspect ProfileAspect perthis(execution(* *Service.* (..))) {...
>>
>> does not work for you?
>>
>> Eric
>>
>> 2008/7/10 Dan Bush <dan.bush@xxxxxxxxx>:
>> > Can anyone help me refactor this aspect so that it's not a singleton? I
>> > have
>> > attempted to use both perthis and pertarget but when I do, the advice no
>> > longer kicks in. The aspect is actually picking out all the methods on
>> > my
>> > EJB tier so there are multiple threads in flight here. I want an
>> > instance of
>> > the aspect per each thread. I was and want to simply have a "private
>> > long
>> > start;" instead of a "private Hashtable ht = new Hashtable();" but, I
>> > had to
>> > introduce the Hashtable so my singleton aspect would work properly. Here
>> > is
>> > my aspect as it currently exists. Again it works as expected but, I want
>> > to
>> > utilize perthis or pertarget as opposed to incurring the overhead with
>> > the
>> > Hashmap approach.
>> >
>> >
>> > package com.xxx.aspect;
>> >
>> > import org.slf4j.*;
>> > import javax.ejb.*;
>> > import com.xxx.ejb.stateless.*;
>> > import java.util.*;
>> >
>> > /**
>> > * Profiles
>> > */
>> > aspect ProfileAspect {
>> >
>> >     private Hashtable ht = new Hashtable();
>> >
>> >     private static final Logger LOG = LoggerFactory
>> >     .getLogger("com.ing.uds.
>> > aspect.ProfileAspect");
>> >
>> >         pointcut services(): (execution(* *Service.* (..)));
>> >
>> >     before(): services() {
>> >         ht.put(thisJoinPoint.getThis(), new
>> > Long(System.currentTimeMillis()));
>> >     }
>> >
>> >     after(): services() {
>> >         LOG.debug("{}|{}", thisJoinPoint,
>> >
>> > Long.toString(System.currentTimeMillis()-((Long)ht.get(thisJoinPoint.getThis())).longValue()));
>> >       }
>> >
>> > }
>> > _______________________________________________
>> > aspectj-dev mailing list
>> > aspectj-dev@xxxxxxxxxxx
>> > https://dev.eclipse.org/mailman/listinfo/aspectj-dev
>> >
>> >
>>
>>
>>
>> --
>> Eric Bodden
>> Sable Research Group
>> McGill University, Montréal, Canada
>> _______________________________________________
>> aspectj-dev mailing list
>> aspectj-dev@xxxxxxxxxxx
>> https://dev.eclipse.org/mailman/listinfo/aspectj-dev
>
>
> _______________________________________________
> aspectj-dev mailing list
> aspectj-dev@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/aspectj-dev
>
>



-- 
Eric Bodden
Sable Research Group
McGill University, Montréal, Canada