Oops, sorry, I forgot to fix the "Subject:" in my previous response. So here it is again (below) in case someone missed it because of that.
- Gary
| Gary Johnston Team Lead, Web Application Diagramming, Struts Tools, Web Application Sketching Rational Application/Web Developer |
IBM Rational Software IBM Software Group Research Triangle Park, NC |
> Date: Wed, 30 Nov 2005 09:00:28 -0500
> From: Gary Johnston <[EMAIL PROTECTED]>
> Subject: [wtp-dev] Re: wtp-dev Digest, Vol 9, Issue 88
> To: [email protected]
> Message-ID:
> <[EMAIL PROTECTED]>
> Content-Type: text/plain; charset="us-ascii"
>
> Re facet-referencing schema consistency: One possibility is for extension
> points like this to adopt/support generic enablement expressions (i.e.,
> support <enablement> elements like org.eclipse.ui.viewActions,
> org.eclipse.ui.popupMenus, etc. do). The facet plug-in itself could
> contribute proopertyTesters that could be used to test for facet presence
> (or version range, or whatever is deemed useful) and for other things that
> are now done via filter/objectClass/nameFilter elements. Then, for
> example, one could contribute a facet-specific validator something like
> this:
>
> <extension
> point="org.eclipse.wst.validation.validator"
> id="com.whatever.myValidator"
> name="My facet-specific validator">
> <validator>
> <enablement>
> <test
> property="org.eclipse.wst.common.project.facet.core.facetPresent"
> value="org.bar.someFacetID"/>
> <instanceof value="org.eclipse.core.resources.IFile"/>
> <or>
> <test
> property="org.eclipse.wst.common.project.facet.core.nameMatches"
> value="*.xml"/>
> <test
> property="org.eclipse.wst.common.project.facet.core.nameMatches"
> value="*.class"/>
> </or>
> </enablement>
> <run class="com.whatever.MyValidatorClass"/>
> <helper class="com.whatever.MyValidatorHelperClass"/>
> </validator>
> </extension>
>
> See the Platform Plug-in Developer Guide: Reference/API
> Reference/org.eclipse.core.expressions, Programmer's Guide/Advanced
> Workbench Concepts/Boolean expressions and action filters, etc.
>
> - Gary
> Gary Johnston
> Team Lead, Web Application Diagramming, Struts Tools, Web Application
> Sketching
> Rational Application/Web Developer
> 919 254-0027 (t/l 444)
>
> IBM Rational Software
> IBM Software Group
> Research Triangle Park, NC
>
>
> > Date: Tue, 29 Nov 2005 16:31:49 -0800
> > From: "Konstantin Komissarchik" <[EMAIL PROTECTED]>
> > Subject: RE: [wtp-dev] Re: org.eclipse.wst.validation.validatorsupport
> > for facets?
> > To: "General discussion of project-wide or architectural issues."
> > <[email protected]>
> > Message-ID:
> > <[EMAIL PROTECTED]>
> > Content-Type: text/plain; charset="us-ascii"
> >
> > I don't know that there is a one answer for all situations, but I think
> > it would be of benefit to support the use of facets in most extension
> > points that refer to natures. Note that facets don't conflict with
> > natures, so it is always possible (although sub-optimal) to define a
> > nature to go along with your facet. The facet install delegate would add
> > the nature and the uninstall delegate would remove it.
> >
> >
> >
> > One thing that we should be consistent on is the schema that we use to
> > refer to facets in these extension points. This is especially important
> > since facets are versioned. It may be desirable to constrain to all
> > versions or just some. We can use syntax like following to represent a
> > reference to one or more versions of a facet. This is similar to the
> > syntax already used in the facets framework extension points and there
> > is api for handling version expressions.
> >
> >
> >
> > <project-facet id="foo" version="1.1,1.2,>=5.0"/> <!-The version
> > attribute is optional (not present means all versions). The comas in the
> > version attributes are ORs. -->
> >
> >
> >
> > - Konstantin
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