[
Date Prev][
Date Next][
Thread Prev][
Thread Next][
Date Index][
Thread Index]
[
List Home]
|
Re: [aspectj-dev] help please
|
Can't you factor your logic using java.lang.reflect and use an if() pointcut ?
Alex
On 7/14/05, Juraj Burian <jubu@xxxxxxxx> wrote:
> Hi,
> sorry I missed this remark.
> It is a pity, because lot of useful use cases exist there, for example
> validations could be performed this way.
> Is it planned to incorporate attribute annotations in future releases?
>
> Thank you for answer.
>
> best regards
> J.B.
>
>
>
> Andy Clement wrote:
>
> >Hi,
> >
> >For the AspectJ 1.5.0 release, we are not planning to allow matching
> >upon parameter annotations, which is what you are using in your
> >program. See the developers notebook here:
> >
> >http://eclipse.org/aspectj/doc/next/adk15notebook/annotations-pointcuts-and-advice.html#d0e1421
> >
> >which explains:
> >
> >---
> >Package and Parameter Annotations
> >
> >Note: A previous design allowed package annotation patterns to be
> >specified directly in type patterns, and parameter annotation patterns
> >to be specified directly in method and constructor signature patterns.
> >Because this made some pointcut expressions hard to read and
> >understand, we moved in favour of the design presented below, which
> >also has its drawbacks. Matching on package and parameter annotations
> >will be deferred until after the 1.5.0 release so that we can gain
> >more understanding of the kinds of uses AspectJ users are making of
> >annotations in pointcut expressions before commiting to any one
> >approach.
> >---
> >
> >regards,
> >Andy.
> >
> >On 13/07/05, Juraj Burian <jubu@xxxxxxxx> wrote:
> >
> >
> >>Hello anybody,
> >>
> >>problem:
> >>Attribute Annotation does not match, respectively aspect is not applied.
> >>there are snippeds of code:
> >>
> >>Annotation:
> >>@Target({CONSTRUCTOR, METHOD, FIELD, PARAMETER})
> >>@Retention(RetentionPolicy.RUNTIME)
> >>public @interface NotNull {
> >>}
> >>-----------------------------------------------------------------------------
> >>
> >>
> >>Aspect implementation :
> >>@Aspect
> >>public class NotNullAspect {
> >>
> >> @Before("execution(* *.*(@NotNull *, ..))")
> >> public void runOnMethod(JoinPoint jp) throws NullPointerException {
> >> ....
> >> }
> >>}
> >>-----------------------------------------------------------------------------------
> >>
> >>
> >>Test implementation:
> >>public class annotationTestsCase extends TestCase {
> >> public class TestDefinition {
> >> void atributeTest(@NotNull final String x) {
> >> }
> >> }
> >>
> >> public void testAttributeMethod() throws Throwable {
> >> TestDefinition test = new TestDefinition();
> >> try {
> >> test.atributeTest(null);
> >> fail("Exception not occured!");
> >> } catch (NullPointerException ex) {
> >> }
> >> }
> >>}
> >>
> >>
> >>Thank you
> >>for any advice,
> >>
> >>regards
> >>J.Burian
> >>_______________________________________________
> >>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
> >
> >
> >
> >
>
> _______________________________________________
> aspectj-dev mailing list
> aspectj-dev@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/aspectj-dev
>
