In that case, could xalan-reintroduction be limited to TomEE 9.x ?
What's the urge with TomEE 8.x vs. impacts risks ?

Le mar. 8 déc. 2020 à 14:39, Jonathan Gallimore
<jonathan.gallim...@gmail.com> a écrit :
>
> We fixed a specific issue by removing Xalan, but without realizing the
> impact on JSTL. We'll need to fix this one way or another. There's a couple
> of options:
>
> 1. Re-introduce Xalan and patch it (which seems to be the common
> approach across the app servers)
> 2. Implement what we need with JAXP.
>
> At the moment, I'm more in favour of (1) for 2 reasons: its more of a known
> quantity (we've used it before) than implementing our thing, and secondly,
> it keeps us in line with Tomcat. Our mantra has always been "Be Tomcat" -
> if we went the JAXP route we're consciously doing something a little
> different, and going against the idea of "Be Tomcat".
>
> Jon
>
> On Tue, Dec 8, 2020 at 12:50 PM Alex The Rocker <alex.m3...@gmail.com>
> wrote:
>
> > ForEachTag's class comment says "Implementation of <x:forEach>; tag
> > using low-level Xalan API."
> > Isn't there a way to emulate that with simple JAXP instead of
> > re-introducing the huge & unmaintained dependency on Xalan ?
> > As far as I remember, not only xalan.jar, but also serializer.jar had
> > to be removed (maybe in our apps, I don't remember), and that was a
> > bit chaotic. I'm scared at the idea of re-doing this error-prone
> > process in the reverse order, and who know how many unsolved bugs
> > Xalan fixed in vanilla JAXP will re-introduced on TomEE?
> >
> > Alexandre
> >
> > Le mar. 8 déc. 2020 à 13:39, Jean-Louis Monteiro
> > <jlmonte...@tomitribe.com> a écrit :
> > >
> > > Quick update on this one ...
> > >
> > > Tomcat Taglib has a direct dependency on XParthContext
> > >
> > https://github.com/apache/tomcat-taglibs-standard/blob/master/impl/src/main/java/org/apache/taglibs/standard/tag/common/xml/ForEachTag.java
> > >
> > > This is available in Xalan
> > > So at this point, we have an issue in TomEE with xml:transform not
> > working.
> > > TCK or not, does not matter, it's not working.
> > >
> > > Long term would probably be to get Tomcat Taglib implementation to use
> > JAXP
> > > APIs instead of straight Xalan.
> > > Short term would be to patch Xalan ourselves.
> > >
> > > Thoughts?
> > >
> > >
> > > --
> > > Jean-Louis Monteiro
> > > http://twitter.com/jlouismonteiro
> > > http://www.tomitribe.com
> > >
> > >
> > > On Tue, Dec 8, 2020 at 11:31 AM Jean-Louis Monteiro <
> > > jlmonte...@tomitribe.com> wrote:
> > >
> > > > Thanks.
> > > > Alexandre also replied on the ticket so I'll revert and see if I can
> > find
> > > > a better solution.
> > > >
> > > > Thanks guys
> > > > --
> > > > Jean-Louis Monteiro
> > > > http://twitter.com/jlouismonteiro
> > > > http://www.tomitribe.com
> > > >
> > > >
> > > > On Tue, Dec 8, 2020 at 11:21 AM Jonathan Gallimore <
> > > > jonathan.gallim...@gmail.com> wrote:
> > > >
> > > >> Yes - there's a bug with parsing Japanese characters with Xalan. It
> > also
> > > >> looks like its not maintained any more.
> > > >>
> > > >> I was under the impression that the Transformer functionality was
> > part of
> > > >> the JDK, so I'm curious as to what is missing. I'll have a look at
> > that
> > > >> failing test. Looks like we're missing org.apache.xpath - looks like
> > this
> > > >> is a little messy.
> > > >>
> > > >> Jon
> > > >>
> > > >> On Tue, Dec 8, 2020 at 9:58 AM Jean-Louis Monteiro <
> > > >> jlmonte...@tomitribe.com>
> > > >> wrote:
> > > >>
> > > >> > Hi,
> > > >> >
> > > >> > Been looking at the JSTL failures
> > > >> >
> > > >> >
> > > >>
> > http://ec2-54-173-218-40.compute-1.amazonaws.com:17171/tests?path=com.sun.ts.tests.jstl&build=1607347669779&status=FAILED
> > > >> >
> > > >> > I realized that Xalan is missing from our distribution.
> > > >> > Looks like it's been removed about a year ago.
> > > >> >
> > > >> >
> > > >> >
> > > >>
> > https://github.com/apache/tomee/commit/5f1b57af1b4f11638c8c9540fcc83feb618980a4
> > > >> >
> > > >> > Does anyone have any clue on why?
> > > >> > Obviously we won't pass the transform TCK without an XSLT Processor
> > like
> > > >> > Xalan. Adding it back solved most of the issues.
> > > >> >
> > > >> > --
> > > >> > Jean-Louis Monteiro
> > > >> > http://twitter.com/jlouismonteiro
> > > >> > http://www.tomitribe.com
> > > >> >
> > > >>
> > > >
> >

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