Expression switch exception naming

[Remi Forax]

An enum class is always sealed, there is a fixed number of constants values, and there is also a fixed number of subtypes,
otherwise values() is not correctly implemented.

Rémi

----- Mail original -----
> De: "Doug Lea" <dl at cs.oswego.edu>
> À: "Brian Goetz" <brian.goetz at oracle.com>
> Cc: "amber-spec-experts" <amber-spec-experts at openjdk.java.net>
> Envoyé: Samedi 31 Mars 2018 13:56:44
> Objet: Re: Expression switch exception naming

> On Fri, March 30, 2018 1:48 pm, Brian Goetz wrote:
> 
>>
>> So an alternative here is to tweak the language so that the "conclude
>> exhaustiveness if all enum constants are present" behavior should be
>> reserved for the cases where the switch and the enum are in the same
>> module?
>>
> 
> I might have missed discussion of this, but has anyone considered
> the alternative of finally allowing "final" on an enum class? In
> this case, several sets of simpler alternatives would be possible.
> 
> -Doug