[jbosstools-dev] Problem with project m2e vs validation during import

Rob Cernich rcernich at redhat.com
Mon Oct 14 10:09:38 EDT 2013 

> >> So validation will be invoked before you JAX-RS builder.
> >> It's not a problem for CDI validation since CDI tools take care of builder
> >> order when enabling CDI support.
> >
> >> If m2e is the last one in .project then I don't see problems here. If m2e
> >> builder changes any resources in the project then eclipse will run all the
> >> builders again.
> >
> >This may be part of the problem. If you have m2e-wtp and you're using
> >facets, validation may get disabled for target/ (part of the problem I had:
> >I was waiting for the output file to update before validating). I'm not
> >sure of all the facets, but the utility module facet does add ignore
> >target/ to the validator preferences for the project.
> >
> >https://github.com/eclipse/m2e.wtp/blob/master/org.eclipse.m2e.wtp/src/org/eclipse/m2e/wtp/UtilityProjectConfigurator.java#L73
> 
> why would you ever want to have target/ validated ? its the "compiled" form,
> not something that would get or should have validation errors/markers set..

The file is composed by various "scanners" meaning the file is compiled from various sources.  Because of that, configuration must occur after the output of all these scanners has been merged.

> 
> /max
> 
> >> On 10/11/2013 08:32 AM, Xavier Coulon wrote:
> >
> >> > Rob,
> >>
> >
> >> > That's what Fred showed me, too. But in my case, it's an import of an
> >> > existing project, thus the builders (JAX-RS, m2e and Validation, amongst
> >> > others) are already configured.
> >>
> >
> >> > Thanks for your help !
> >>
> >
> >> > Best regards,
> >>
> >> > /Xavier
> >>
> >
> >> > On Oct 11, 2013, at 3:00 PM, Rob Cernich wrote:
> >>
> >
> >> > > > Xavier,
> >> > >
> >> >
> >>
> >
> >> > > > Worth checking out if your two different flows might be caused by
> >> > > > your
> >> > >
> >> >
> >>
> >
> >> > > > validator/builder being added in different sequence. Causing you to
> >> > > > miss
> >> > >
> >> >
> >>
> >
> >> > > > java changes ?
> >> > >
> >> >
> >>
> >
> >> > > Max, I think the m2e builder always wants to be last:
> >> > > https://github.com/eclipse/m2e-core/blob/master/org.eclipse.m2e.core/src/org/eclipse/m2e/core/internal/project/ProjectConfigurationManager.java#L563
> >> >
> >>
> >
> >> > > > /max (sent from my phone)
> >> > >
> >> >
> >>
> >
> >> > > > > On 10/10/2013, at 20.06, Alexey Kazakov < akazakov at exadel.com >
> >> > > > > wrote:
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > I didn't notice any problems with CDI validation for m2e projects.
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > But when we enable CDI support on the project (there is the only
> >> > > > > method
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > for that which is used by m2e, preference pages, new project
> >> > > > > wizard,
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > install facet delegates, etc)
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > we make sure we have builders in .project in a proper order.
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > So we don't just add cdi and validation builders. We re-order the
> >> > > > > list
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > of builders in .project. See
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > WebModelPlugin.addNatureToProjectWithValidationSupport();
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > In our case four builders are critical: Java, KB, CDI, WST
> >> > > > > validation.
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > And the order of these builders is critical for us.
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > Every time m2e changes something in the project, the whole stack
> >> > > > > of
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > builders is invoked and even if it does change the project
> >> > > > > step-by-step
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > the final changing/building will fix false validation problems
> >> > > > > caused
> >> > > > > by
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > previous changes.
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > On 10/10/2013 09:50 AM, Rob Cernich wrote:
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > There is something badly wrong if we need to start making that
> >> > > > > > > the
> >> > > > > > > habit
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > (if
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > your project is m2e then disable the validation and do it in a
> >> > > > > > > maven
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > plugin/extension instead) :)
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > Yes. That is the plan moving forward, but it was easier to get
> >> > > > > > validation
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > into the tooling than it was to get it into the mojo, so...
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > ...but that said - I know we've seen more than a few issues
> >> > > > > > > with
> >> > > > > > > m2e
> >> > > > > > > vs
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > eclipse causing "havoc" on builds.
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > /max
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > On Thu, Oct 10, 2013 at 11:49:10AM -0400, Rob Cernich wrote:
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > Hey Xavier,
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > I had a similar problem with the SwitchYard validator. Upon
> >> > > > > > > > further
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > investigation, it appears m2e wants the Maven builder to be
> >> > > > > > > > last
> >> > > > > > > > in
> >> > > > > > > > the
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > list. Based on that, I eventually gave up, disabled the
> >> > > > > > > > SwitchYard
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > validator from the build and invoked it directly from the
> >> > > > > > > > SwitchYard
> >> > > > > > > > m2e
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > build participant. I suspect something similar will probably
> >> > > > > > > > need
> >> > > > > > > > to
> >> > > > > > > > be
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > done in your case, assuming there is a JAX-RS participant
> >> > > > > > > > for
> >> > > > > > > > m2e.
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > Hope that helps,
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > Rob
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > ----- Original Message -----
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > hello,
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > I'm banging my head against the wall trying to fix this
> >> > > > > > > > > issue:
> >> > > > > > > > > On
> >> > > > > > > > > a
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Full
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Publish LiveReload refreshes the browser before the
> >> > > > > > > > > application
> >> > > > > > > > > is
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > fully
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > restarted
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Here's the context: I have a kitchensink project in which
> >> > > > > > > > > there
> >> > > > > > > > > are
> >> > > > > > > > > are
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > JAX-RS errors (a custom JAX-RS HTTP Method is missing some
> >> > > > > > > > > annotations)
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Now, here's the problem I have:
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > - in some cases, the metamodel exists and is complete
> >> > > > > > > > > (i.e.:
> >> > > > > > > > > the
> >> > > > > > > > > m2e
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > dependencies were properly set *before* the metamodel was
> >> > > > > > > > > built),
> >> > > > > > > > > and
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > then,
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > the validation occurs on the whole project, and I have the
> >> > > > > > > > > expect
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > errors
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > reported.
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > - in other cases, the validation on the whole project is
> >> > > > > > > > > executed
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > *before*
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > m2e did set the dependencies on the project's classpath.
> >> > > > > > > > > At
> >> > > > > > > > > this
> >> > > > > > > > > stage,
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > the
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > metamodel exists but it is empty (the java classes have
> >> > > > > > > > > compilation
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > errors
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > because of missing libs, so no JAX-RS element was
> >> > > > > > > > > created).
> >> > > > > > > > > The
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > metamodel
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > is
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > completed after m2e updated the project's classpath, but
> >> > > > > > > > > then
> >> > > > > > > > > a
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > validation
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > job is triggered because of bunch of xml files (not
> >> > > > > > > > > related
> >> > > > > > > > > to
> >> > > > > > > > > the
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > JAX-RS
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > classes) were processed by m2e and copied into the
> >> > > > > > > > > /target/classes
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > output
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > folder. This means that the full validation was not
> >> > > > > > > > > executed.
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Basically, it looks as if some operations (m2e / JAX-RS /
> >> > > > > > > > > validation)
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > don't
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > always occur in the same order, which sometimes result in
> >> > > > > > > > > incomplete
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > validation and missing markers as expected. (not to
> >> > > > > > > > > mention
> >> > > > > > > > > that
> >> > > > > > > > > I
> >> > > > > > > > > have
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > no
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > clue how to force the order of execution, which makes the
> >> > > > > > > > > debugging
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > *not
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > fun*...)
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Any idea how I could make sure the validation (based on
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > org.jboss.tools.common.validation) could be always called
> >> > > > > > > > > on
> >> > > > > > > > > the
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > project
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > after m2e sets the dependencies in the classpath ?
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Thanks for your help ;-)
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > Best regards,
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > /Xavier
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > _______________________________________________
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > jbosstools-dev mailing list
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > jbosstools-dev at lists.jboss.org
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > > https://lists.jboss.org/mailman/listinfo/jbosstools-dev
> >> > > > > > > >
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > _______________________________________________
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > jbosstools-dev mailing list
> >> > > > > > >
> >> > > > > >
> >> > > > >
> >> > > >
> >> > >
> >> >
> >>
> >
> >> > > > > > > > jbosstools-dev at lists.jboss.org
> >> > > > > > >
> >> > > > > >
> >> > > > >
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> >> > > > > > > > https://lists.jboss.org/mailman/listinfo/jbosstools-dev
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> >> > >
> >> >
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> >
> >> > > > > > https://lists.jboss.org/mailman/listinfo/jbosstools-dev
> >> > > > >
> >> > > >
> >> > >
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> >> > > > > _______________________________________________
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> >>
> >
> >> > > > > https://lists.jboss.org/mailman/listinfo/jbosstools-dev
> >> > > >
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