Can we also get some feedback on specialization, please?

Wed Jan 7 21:34:27 UTC 2015

Hi Ivan,

You'll want to start at: http://openjdk.java.net/projects/valhalla/ and
read/watch the four presentations there :-).

Cheers,
Martijn

On 7 January 2015 at 21:25, Ivan St. Ivanov <ivan.st.ivanov at gmail.com>
wrote:

> Hi folks,
>
> I was really expecting writing some client class (in Sublime) that uses the
> new functionality, i.e. List<int> or MyClass<any T> and compiling that
> against an image which is first cloned from the repo that Richard shared
> with us, then configured and built. I am going to try that myself first.
> And this is what I thought Brian had in mind with:
>
> So my question is: has anyone tried to write a program with specialized
> generics with the valhalla implementation?   Well, we'd really appreciate
> it.
>
> And I see that Sven has already tried that and discussed some [usage]
> issues already in another thread. We will not hate, neither flame. We just
> want to help. The same way that LJC do. :)
>
> So, again to my question, is there any source, where I can teach myself
> about those fictions, specializations, etc. :)
>
> Cheers,
> Ivan
>
>
> On Wed, Jan 7, 2015 at 11:13 PM, Sven Reimers <sven.reimers at gmail.com>
> wrote:
>
> > That sounds good... now I am really feeling at home...
> >
> > ;-)
> >
> > -Sven
> >
> > On Wed, Jan 7, 2015 at 10:08 PM, Brian Goetz <brian.goetz at oracle.com>
> > wrote:
> >
> > > It's way more raw than that!  More like, are ready to work around "oh,
> it
> > > seems they have not yet implemented XXX, I'll try something else".
> > >
> > >
> > > On 1/7/2015 4:07 PM, Sven Reimers wrote:
> > >
> > >> .. and are ready to use the compiler on the command line I assume...
> > >>
> > >> ;-)
> > >>
> > >> Sven
> > >>
> > >> On Wed, Jan 7, 2015 at 10:04 PM, Martijn Verburg <
> > >> martijnverburg at gmail.com>
> > >> wrote:
> > >>
> > >>  Hi Ivan,
> > >>>
> > >>> To be honest, it's probably a bit early for your group to jump in for
> > >>> valhalla-dev related sessions. FWIW - In London we're really only
> going
> > >>> to
> > >>> involve the couple of people who are already on this list and
> > understand
> > >>> the fundamentals of the proposal.
> > >>>
> > >>> Cheers,
> > >>> Martijn
> > >>>
> > >>> On 7 January 2015 at 20:21, Ivan St. Ivanov <
> ivan.st.ivanov at gmail.com>
> > >>> wrote:
> > >>>
> > >>>  Hi folks,
> > >>>>
> > >>>> We, from the Bulgarian JUG are also planning to do a hackathon on
> > this.
> > >>>> Most probably it will be on January 29th (just before FOSDEM). We'll
> > >>>>
> > >>> update
> > >>>
> > >>>> the VMs we already have and will also, as usual, write some blogs.
> > >>>>
> > >>>> As I am taking care of presenting this to my fellows here in
> Bulgaria
> > >>>> and
> > >>>> as I am poorly prepared in the language and type theory, would you
> > >>>> please
> > >>>> tell me where can I read more what is a compiler fiction,
> > specialization
> > >>>>
> > >>> vs
> > >>>
> > >>>> erasure vs reification and all the things that are discussed in the
> > >>>>
> > >>> various
> > >>>
> > >>>> thread an in the state of specialization paper? Sorry for the stupid
> > >>>> question, but I really want to get my folks here (including myself)
> up
> > >>>> to
> > >>>> speed.
> > >>>>
> > >>>> Thanks,
> > >>>> Ivan
> > >>>>
> > >>>> On Tue, Jan 6, 2015 at 11:35 AM, Martijn Verburg <
> > >>>>
> > >>> martijnverburg at gmail.com
> > >>>
> > >>>> wrote:
> > >>>>>
> > >>>>
> > >>>>  Hi all,
> > >>>>>
> > >>>>> On 6 January 2015 at 00:19, Richard Warburton <
> > >>>>> richard.warburton at gmail.com>
> > >>>>> wrote:
> > >>>>>
> > >>>>>  Hi Brian,
> > >>>>>>
> > >>>>>> It should cover all the conversions outlined in the latest SotS.
> > >>>>>>
> > >>>>> There
> > >>>
> > >>>> are
> > >>>>>
> > >>>>>> a few known things that don't work quite right yet, things like:
> > >>>>>>>
> > >>>>>>>   - Nonstatic inner classes and local classes (we're close on
> this,
> > >>>>>>>
> > >>>>>> though)
> > >>>>>>
> > >>>>>>>   - super-calls inside generic methods
> > >>>>>>>
> > >>>>>>> But, it should be enough to write an ArrayList-like class that is
> > >>>>>>>
> > >>>>>> generic
> > >>>>>
> > >>>>>> in any-T.
> > >>>>>>>
> > >>>>>>>
> > >>>>>> Thanks.
> > >>>>>>
> > >>>>>> To run it, just clone and build the valhalla repo (make images),
> and
> > >>>>>>
> > >>>>> use
> > >>>
> > >>>> that as your JDK.
> > >>>>>>>
> > >>>>>>>
> > >>>>>> Unless I really need sleep (it is after midnight here) there are
> no
> > >>>>>>
> > >>>>> links
> > >>>>>
> > >>>>>> from the project home page (
> > >>>>>>
> > >>>>> http://openjdk.java.net/projects/valhalla/)
> > >>>
> > >>>> to
> > >>>>>
> > >>>>>> the source repositories (http://hg.openjdk.java.net/valhalla). I
> > >>>>>>
> > >>>>> imagine
> > >>>>>
> > >>>>>> this might cause confusion for casual users who don't know the
> > mapping
> > >>>>>> between project names and repo urls and it would be nice to add
> it.
> > Or
> > >>>>>>
> > >>>>> even
> > >>>>>
> > >>>>>> link to http://hg.openjdk.java.net/valhalla/valhalla - since
> that's
> > >>>>>>
> > >>>>> what
> > >>>>>
> > >>>>>> they'll need to hg clone.
> > >>>>>>
> > >>>>>>
> > >>>>> To this point I'd like to submit a 'patch' to the website page - is
> > >>>>>
> > >>>> there
> > >>>
> > >>>> a
> > >>>>> source file for the web page somewhere that I can create a patch
> > >>>>>
> > >>>> against?
> > >>>
> > >>>>
> > >>>>> Cheers,
> > >>>>> Martijn
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>> regards,
> > >>>>>>
> > >>>>>>    Richard Warburton
> > >>>>>>
> > >>>>>>    http://insightfullogic.com
> > >>>>>>    @RichardWarburto <http://twitter.com/richardwarburto>
> > >>>>>>
> > >>>>>>
> > >>>>>
> > >>>>
> > >>>>
> > >>>
> > >>
> > >>
> > >>
> >
> >
> > --
> > Sven Reimers
> >
> > * Senior Expert Software Architect
> > * NetBeans Dream Team Member: http://dreamteam.netbeans.org
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> >
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> >
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> >
>