Re: [aspectj-dev] getArgs() and primitive types

[Alexandre Vasseur <avasseur@xxxxxxxxx>]

can't you access the java.lang.reflecct.method from the joinpoint
signature and query this one ?
Alex

On 7/28/05, Dean Wampler <dean@xxxxxxxxxxxxxxxxxxxxx> wrote:
> A clarification; I looked at this a little more carefully and here's
> what I discovered.
> 
> It looks like calling "getClass()" on an object in the array returned by
>   "thisJoinPoint.getArgs()" does not equal Integer.TYPE, etc. if the
> original arg was a primitive type.
> 
> However, if you use Java reflecton calls on a Class instance, e.g., you
> call "getDeclaredMethods()", then call "getParameterTypes()" on any of
> the returned methods, then those Class instances will equal the *.TYPE
> instances if the original arg/parameter was primitive.
> 
> So, I guess the question remains, does anyone know of a way to determine
> whether or not an object returned from "getArgs()" wraps a primitive or
> not? I could use the answer, too ;)
> 
> dean
> 
> Dean Wampler wrote:
> > Oleg,
> >
> > I ran into a similar problem recently while working on
> > <shamelss-plus>Contract4J</shameless-plus>.  I believe that getClass()
> > on your objects will return Integer.TYPE, rather than some other
> > instance of the Integer class, and similarly for the other wrappers, if
> > the object is actually a wrapper around a primitive type.
> >
> > If you just need to report the "true" type of the object, I think that
> > obj.getClass().toString() on one of these wrappers outputs "int",
> > "float", etc., while an object that isn't primitive will result in
> > "java.lang.Integer", etc.
> >
> > Let me know if this works!
> >
> > dean
> >
> > Oleg Lebedev wrote:
> >
> >> Greetings.
> >>
> >> How can I tell whether an argument in an Object array returned from
> >> JointPoint.getArgs() has a primitive type?
> >>
> >> What I am trying to do is to record a method execution and all the
> >> parameters passed to the method. I also need to be able to distinguish
> >> between Integer and int parameters. However, ints are wrapped in
> >> Integers when returned by getArgs() method. Is there a way to tell
> >> that even though getArgs() returned an Integer object, in reality the
> >> method takes an int as a parameter?
> >>
> >> Thanks.
> >>
> >> *Oleg Lebedev*
> >> Software Architect
> >> Waterford Research Institute
> >> Phone: 801.938.1724
> >> Cell: 801.209.6706
> >>
> >>
> >>
> >> ------------------------------------------------------------------------
> >>
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> >
> >
> 
> --
> Dean Wampler, Ph.D.
> dean at aspectprogramming.com
> http://www.aspectprogramming.com
> http://www.contract4j.org
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