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From Michael Glavassevich <mrgla...@ca.ibm.com>
Subject RE: Dropping JDK 1.2 support for Xerces-J (and possibly JDK 1.3? 1.4? in the future)
Date Wed, 12 Nov 2008 05:42:33 GMT

Any idea how this poll was done? A form you could submit on a website?
Jeremias, seeing your name as the last editor on the Wiki I'm guessing you
had something to do with it. Was this poll easy to set up?


Michael Glavassevich
XML Parser Development
IBM Toronto Lab
E-mail: mrglavas@ca.ibm.com
E-mail: mrglavas@apache.org

"Ludger Buenger" <ludger.buenger@realobjects.com> wrote on 11/11/2008
09:34:08 AM:

> Before Advancing beyond 1.3 I?d suggest to maybe initiate a usage
> poll analogous to http://wiki.apache.org/xmlgraphics/UserPollOct2007
> to get an overview which JDK version is still in use and required by
> Xerces-J users.
> That would give the community a foundation to base a good decision upon.
> From: Michael Glavassevich [mailto:mrglavas@ca.ibm.com]
> Sent: Monday, November 10, 2008 4:52 AM
> To: j-dev@xerces.apache.org; j-users@xerces.apache.org
> Cc: general@xml.apache.org
> Subject: Dropping JDK 1.2 support for Xerces-J (and possibly JDK 1.
> 3? 1.4? in the future)
> Hi all,
> (including general@xml.apache.org on the cc list to hopefully reach
> a wider audience)
> I would like to propose that we officially drop support for JDK 1.2
> in the next release of Xerces-J. Though the documentation [1] states
> that Xerces supports JDK 1.2 it has been years since we have built
> or tested binaries with this level. All of the recent releases were
> built and tested with JDK 1.3. It was brought to my attention that
> the code [2] since at least 2006 has had a dependency on APIs
> introduced in JDK 1.3. So we inadvertently moved on awhile ago. It
> seems this has not been a practical issue for most users since we've
> received no posts on these lists about it and received no other bug
> reports. It's not clear that there would be much benefit in
> restoring JDK 1.2 compatibility at this point. It's been out of
> service for years and looking around Apache it seems most projects
> run on JDK 1.4 or higher with some of the stragglers [3][4] below
> that moving up soon.
> If you have serious concerns regarding Xerces abandoning JDK 1.2
> support please send an email to the j-dev@xerces.apache.org mailing
> list, specifying why you can't use a higher level of JDK and what
> parser features you are using.
> While on the subject I wonder what the community would think of us
> eventually dropping support for JDK 1.3 and possibly 1.4. There were
> features introduced in JDK 1.4 and 5 which Xerces could benefit from
> (e.g. NIO, java.lang.CharSequence, exception chaining, java.lang.
> StringBuilder, java.util.concurrent.*, etc...). That's not something
> I'm proposing today (or thinking of proposing for awhile) but would
> like to hear feedback from users (please send to j-dev@xerces.
> apache.org) who may still need new versions of Xerces which run on
> JDK 1.3 and 1.4. It would also be nice hear from folks who've long
> since moved on to Java 5 and beyond and would like to see Xerces
> take advantage of JDK 1.4 and 5 features.
> Thanks.
> [1] http://xerces.apache.org/xerces2-j/faq-general.html#faq-11
> [2] http://issues.apache.org/jira/browse/XERCESJ-1297
> [3] http://marc.info/?l=ant-dev&m=122596549809889&w=2
> [4] http://marc.info/?l=fop-user&m=119244442600564&w=2
> Michael Glavassevich
> XML Parser Development
> IBM Toronto Lab
> E-mail: mrglavas@ca.ibm.com
> E-mail: mrglavas@apache.org
> --
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