RE: [OJB-developers] weekly status update

[Colin S. <col...@ex...>]

> -----Original Message-----
> From: obj...@li...
> [mailto:obj...@li...]On Behalf Of
> Thomas Mahler
> Sent: Tuesday, December 31, 1996 6:20 PM
> To: objectbridge
> Subject: [OJB-developers] weekly status update
> ...
> In the last week I used the JDK 1.3 dynamic Proxy concept to build an
> improvement of the OJB virtual proxy concept. Now you don't have to
> implement the proxy classes yourself, but can declare the usage of
> dynamic proxies in the the XML repository.
>
> This works great and avoids a lot of non-productive work from for
> app-developers using OJB.
>
> There is only one problem: this feature requires JDK 1.3 or later.
>
> I see 2 option to deal with this situation:
> 1. just say OJB needs JDK 1.3 or later. Period.
> 2. try to support a JDK 1.2 compliant version without this feature.
>
> Of course 1.) will save me a lot of work. But maybe some of you still
> rely on JDK 1.2 in certain production environments ? Please tell me if
> you need OJB running under JDK 1.2.
>
> The easiest way to provide a JDK 1.2 compliant version would be to use
> compiler switches in the code. Unfortunately Java does not have a
> preprocessor.
> What is the best solution in Java to provide this kind of preprocessing?
> Can we use ANT for this  work? Any hints are most welcome.

Needing JDK/JRE 1.3 or higher is not that big a deal to me, but maybe you
could use this code for 1.2; it should be almost no extra work:
http://staff.develop.com/halloway/code/jcfe.html
The license does not appear to be an issue...

Regards,