I was reading some interview with James Gosling (java creator) somewhere
where he was saying in the proposed draft for JDK 2.0, method
pre-and-post-interceptors were gonna be implemented for native Java... but
I don't think this idea got anywhere; too bad!
Gene
-----Original Message-----
From: A mailing list for Enterprise JavaBeans development
[mailto:[EMAIL PROTECTED]]On Behalf Of Tony Abbott
Sent: Wednesday, September 06, 2000 3:03 PM
To: [EMAIL PROTECTED]
Subject: Re: Interceptors in the EJB model
Method interceptors are listed as one of the features that have been
"deferred
to future releases" in the EJB 2.0 public draft.
-t
On Tue, Sep 05, 2000 at 10:41:44AM -0700, Gene Chuang wrote:
> Hi,
>
> Are you asking for the following hooks in the Bean class?
>
> void ejbPreCall(Method aMethod, Object[] aArgs);
> void ejbPostCall(Method aMethod, Object[] aArgs, Object aReturn);
>
> Yeah, it'll be cool if they existed in the specs... EJB 3.0, maybe?
>
> Gene Chuang
> Teach the world... Join Kiko!
> <http://www.kiko.com/profile/join.jsp?refcode=TAF-gchuang>
>
>
>
> -----Original Message-----
> From: A mailing list for Enterprise JavaBeans development
> [mailto:[EMAIL PROTECTED]]On Behalf Of Pedro Garcia Lopez
> Sent: Tuesday, September 05, 2000 10:29 AM
> To: [EMAIL PROTECTED]
> Subject: Interceptors in the EJB model
>
>
> Hi all,
>
> Is it possible to create interceptors for EJB components ?
>
> For example, I have a class called Bank with a method withdraw(), and I
> want to trigger an event (using JMS) each time the method is called. The
> interceptor should trigger the event and the Bank code remains intact.
>
> With CORBA you can create interceptors without problem.
> In RMI you can modify stubs and mimic this interceptor concept (see
> Javaworld thismonth).
>
> Is it possible with the EJB model ?
> I imagine that this must be supported by some App container but must be
> vendor-specific and non-standard.
>
> Any idea ?
>
>
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--
Tony Abbott [EMAIL PROTECTED]
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