(require 'jna) failing in 1.3.2

[Scott L. Burson]

I downgraded Maven to 3.2.3, and that works.  Thanks!!  (I hardly know
anything about Maven; I installed it only to build something.)

-- Scott

On Mon, May 25, 2015 at 11:39 PM, Mark Evenson <evenson at panix.com> wrote:

>
> > On 25 May 2015, at 20:38, Scott L. Burson <Scott at sympoiesis.com> wrote:
> >
> > Hi armed bears,
> >
> > I'm getting a DependencyCollectionException from
> org.eclipse.aether.internal.impl.DefaultRepositorySystem: "failed to read
> artifact descriptor for net.java.dev.jna:jna:jar:4.1.0".  This is ABCL
> 1.3.2, JDK 1.8.0_40, on Linux.
> >
> > ... I just tried JDK 1.7.0_71 and 1.6.0_25, and they both fail the same
> way.
> >
> > Any ideas?
>
> I believe you are using a version of Maven that is currently incompatible
> with
> ABCL.  You may check the version of Maven that ABCL is using by inspecting
> the
> values of ABCL-ASDF:ENSURE-MVN-VERSION.
>
> As noted in ticket [#390][], usage with Maven versions greater that 3.2.3
> is
> not currently working.  Maven Aether doesn’t seem to have a stable API to
> code
> against or perhaps we just don’t understand it well enough, so even
> supposedly
> minor changes like from 3.2.3 to 3.2.5 break our usage.  We thought we had
> coded around the latest change to the Maven Aether contract, but it turns
> out
> post Maven 3.2.3, ABCL can only load Maven dependencies that have already
> been
> cached locally.
>
> Current workarounds:
>
> 1)  Use [maven-3.2.3][]
>
> 2)  Install the necessary dependencies [locally via the mvn commandline][1]
>
>     mvn dependency:get -Dartifact=net.java.dev.jna:jna:4.1.0:jar
>
>
> [#390]: http://abcl.org/trac/ticket/390
>
> [maven-3.2.3]:
> https://archive.apache.org/dist/maven/maven-3/3.2.3/binaries/
>
> [1]:
> http://stackoverflow.com/questions/1895492/how-can-i-download-a-specific-maven-artifact-in-one-command-line
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