Re: [aspectj-users] after throwing question

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

Use Throwable instead. It's the "mother" of all exceptions :-)

On 14/11/2007, Ashley Williams <ashley.williams@xxxxxx> wrote:
>
> Hi,
>
> I'm trying to write a tracing aspect and would like to report any exceptions
> thrown as part of the logging format, but I can't find a way to express this
> in a generic fashion my after advice. Here is an example:
>
> // methods annotated with @Tracing will be picked out by the tracing aspect
> public class MyClass {
>
>         @Tracing
>         public void foo()         {
>                 // would like to log this exception
>                 throw new RuntimeException(e);
>         }
>
> }
>
> public aspect Tracing {
>         // all methods marked with @Tracing annotation
>         pointcut traceableMethod(Tracing tracing) : execution(@Tracing *
> *(..)) && @annotation(tracing);
>
>         // log exception information for all @Tracing annotated methods
>         // don't want to hardcode throwing(RuntimeException) though
>         after(Tracing tracing) throwing : traceableMethod(tracing) {
>                 // do log4j logging here
>         }
> }
>
> I want to capture all types of exceptions that may be thrown, and not have
> to hardcode RuntimeException as in the example above. Is this possible in
> AspectJ?
>
> Help appreciated
> - Ashley Williams
>
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-- 
Eric Bodden
Sable Research Group
McGill University, Montréal, Canada