Le dim. 29 oct. 2023 à 12:12, Tamás Cservenák <ta...@cservenak.net> a
écrit :

> Given that jar (spring boot fatjar) is once this once that, you refer to it
> in deps as needed:
> in one module is fat:jar in other is fat:module, as needed.
>
> You are the one explicitly telling what you want.
>

In my example (and spring boot is not the only one, wars are another common
one, or any java command more generally) the two modules are a single
one....and no doing two module would be worse than what we have today.


> Thanks
> T
>
> On Sun, Oct 29, 2023 at 8:42 AM Romain Manni-Bucau <rmannibu...@gmail.com>
> wrote:
>
> > Interesting but common case: a module dep is a module in compile/some
> tests
> > but not at runtime (spring boot fatjar).
> > Back to explicit config in plugins and drop new module type?
> >
> > Le dim. 29 oct. 2023 à 07:46, Christoph Läubrich <m...@laeubi-soft.de> a
> > écrit :
> >
> > >  > where properties are totally extensible,
> > >
> > > And if now I could supply additional properties from the xml-model ...
> > >
> > > Am 29.10.23 um 00:40 schrieb Tamás Cservenák:
> > > > And finally this is hardly gonna happen in Maven 3 lifespan, as sadly
> > > > ArtifactHandler of it is quite limited: has only one flag:
> > > >
> > >
> >
> https://github.com/apache/maven/blob/maven-3.9.x/maven-artifact/src/main/java/org/apache/maven/artifact/handler/ArtifactHandler.java#L55
> > > >
> > > > Sadly, Maven4 Type continued on this path, but luckily we are in
> alpha,
> > > and
> > > > will propose a PR to type that currently looks like this:
> > > >
> > >
> >
> https://github.com/apache/maven/blob/master/api/maven-api-core/src/main/java/org/apache/maven/api/Type.java#L80
> > > >
> > > > And would rework it to be more (if not same as) the resolver
> > > ArtifactType:
> > > >
> > >
> >
> https://github.com/apache/maven-resolver/blob/master/maven-resolver-api/src/main/java/org/eclipse/aether/artifact/ArtifactType.java#L63
> > > >
> > > > where properties are totally extensible, for example "add to
> classpath"
> > > is
> > > > really just one flag (added by ArifactType):
> > > >
> > >
> >
> https://github.com/apache/maven-resolver/blob/master/maven-resolver-api/src/main/java/org/eclipse/aether/artifact/ArtifactProperties.java#L58
> > > >
> > > > So, ArtifactProperties could be extended with
> "constitutesModulePath",
> > > > "agent" and so on... To make this really extensible.
> > > >
> > > > In maven3 the ArtifactHandler this makes it impossible. There is
> still
> > > hope
> > > > in Maven 4
> > > >
> > > > Thanks
> > > > T
> > > >
> > > >
> > > > On Sun, Oct 29, 2023 at 12:32 AM Tamás Cservenák <
> ta...@cservenak.net>
> > > > wrote:
> > > >
> > > >> This would also mean, that if you have a dependency that is already
> > JPMS
> > > >> modularized (is java9+ and has module-info), then:
> > > >>
> > > >> a) if you declare it as type="jar" it means you want to put it on
> > > >> classpath (use it as "plain old jar")
> > > >> b) if you declare it as type="module" it means you want it on
> > modulepath
> > > >> etc
> > > >>
> > > >> On Sun, Oct 29, 2023 at 12:30 AM Tamás Cservenák <
> ta...@cservenak.net
> > >
> > > >> wrote:
> > > >>
> > > >>> Of course, the logic HOW and WHAT to make with these would be
> needed
> > to
> > > >>> be added to javadoc, compiler and all the plugins that need to
> > > distinguish.
> > > >>> But this would stop any need for any heuristic, guesswork,
> > smart-ness,
> > > >>> etc...
> > > >>>
> > > >>> OTOH, if we introduce new packaging lifecycle "module" (so a
> project
> > > that
> > > >>> builds module would do project/packaging=module), it could nicely
> > > enforce
> > > >>> things like:
> > > >>> - prevent non allowed packages
> > > >>> - enforce presence of module-info.class (maybe some light
> > verification)
> > > >>> - ensure project is Java9+ etc
> > > >>>
> > > >>> Most of this was somewhat done in Takari Lifecycle (also with
> custom
> > > >>> packaging like "takari-jar" was).
> > > >>>
> > > >>>
> > > >>> T
> > > >>>
> > > >>> On Sun, Oct 29, 2023 at 12:26 AM Tamás Cservenák <
> > ta...@cservenak.net>
> > > >>> wrote:
> > > >>>
> > > >>>> So, basically this is what am proposing:
> > > >>>> https://gist.github.com/cstamas/76f262538b5a11f6ee23d6d8c86f10ec
> > > >>>>
> > > >>>> Basically, Maven core (and hence plugins) could distinguish among
> > > >>>> different "types" of dependencies (while would all still be plain
> > > JARs).
> > > >>>> So "jar" would be put on classpath, "module" on module path,
> "agent"
> > > >>>> would got special treatment and so on.
> > > >>>>
> > > >>>> Point is to _differentiate_.
> > > >>>>
> > > >>>> T
> > > >>>>
> > > >>>> On Sun, Oct 29, 2023 at 12:21 AM Tamás Cservenák <
> > ta...@cservenak.net
> > > >
> > > >>>> wrote:
> > > >>>>
> > > >>>>> Unsure from where you get that, but is wrong conclusion.
> > > >>>>>
> > > >>>>> You can have dep1:jar, dep2:module, dep3:agent and all 3 MAY
> > > >>>>> (ArtifactHandler dependent, assuming "jar", "module" and "agent"
> > > artifact
> > > >>>>> handlers all return extension=jar) refer to the same JAR file in
> > > your local
> > > >>>>> repository.
> > > >>>>>
> > > >>>>> Type merely adds "semantics" WHAT is it about, HOW to make use of
> > it.
> > > >>>>> Please see
> > > >>>>>
> > >
> >
> https://maven.apache.org/repositories/artifacts.html#but-where-do-i-set-artifact-extension
> > > >>>>>
> > > >>>>> Thanks
> > > >>>>> T
> > > >>>>>
> > > >>>>> On Sun, Oct 29, 2023 at 12:17 AM Martin Desruisseaux <
> > > >>>>> martin.desruisse...@geomatys.com> wrote:
> > > >>>>>
> > > >>>>>> Le 2023-10-28 à 22 h 54, Tamás Cservenák a écrit :
> > > >>>>>>
> > > >>>>>>> I still see these just as new dependency types: "module",
> > "agent",
> > > >>>>>>> "doclet", and so on.
> > > >>>>>>>
> > > >>>>>> Does "dependency type" means the <type> element inside
> > <dependency>?
> > > >>>>>> If
> > > >>>>>> yes, then specifying a different type causes Maven to download a
> > > >>>>>> different JAR, without changing the kind of path (class path
> > versus
> > > >>>>>> module path) where the JAR is put. The proposed <usage> element
> > (or
> > > >>>>>> whatever equivalent alternatives) has the opposite semantic: it
> > does
> > > >>>>>> not
> > > >>>>>> change the JAR to download, but put it on a different kind of
> > path.
> > > >>>>>>
> > > >>>>>>       Martin
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > >>>>>>
> > > ---------------------------------------------------------------------
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> > > >>>>>> For additional commands, e-mail: dev-h...@maven.apache.org
> > > >>>>>>
> > > >>>>>>
> > > >
> > >
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> > >
> > >
> >
>

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