Can we also get some feedback on specialization, please?

Richard Warburton richard.warburton at
Mon Jan 5 23:43:19 UTC 2015

Hi Brian,

On Mon, Jan 5, 2015 at 7:35 PM, Brian Goetz <brian.goetz at> wrote:

> There's been a lot of passionate discussion here about the directions we
> should or should not take Java. And this is all understandable, and perhaps
> inevitable, but ... it seems to be crowding out what is actually the
> primary purpose of this (-dev) list.  We had hoped, in taking the effort to
> write up State of the Specialization, to get some comments on ...
> specialization :)
> So far, nearly all the comments have been on the speculative parts of the
> writeup (layers/conditional methods), as well as the usual (supersized)
> portion of "I think you should do X/Y/Z instead".  Which is all OK, but we
> were actually hoping to get some feedback on the part that is written up in
> some detail -- and mostly implemented!  I know it's fun to discuss the big
> sexy stuff, but we can't let this crowd out the main goal.
> So my question is: has anyone tried to write a program with specialized
> generics with the valhalla implementation?   Well, we'd really appreciate
> it.

Apologies if this is a dumb question or has been already answered but what
in the current implementation is expected to work? Is it everything in the
latest state of specialization? Not expecting too much detail - just a
vague outline ;)


  Richard Warburton
  @RichardWarburto <>

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