RFR [10]: 8186517: sun.nio.cs.StandardCharsets$Aliases and ClassMap can be lazily loaded

[Ulf Zibis]

Am 24.08.2017 um 00:13 schrieb Claes Redestad:
>
> On 2017-08-23 23:21, Xueming Shen wrote:
>> if we go that far :-) shouldn't we simply expose the 
>> utf8/8859-1/ascii charset
>> instance directly?
>
> Why not. If we went as far as to putting them in 
> java.nio.charset.Charset instead,
> we'd not even load sun...StandardCharsets during typical bootstrap, 
> which would
> of course make things even better for startup.

+1

And then you could direktly cache the pre-instantiated classes via an 
extended constructor of Cache:

96 if (map == null) {
97 cache = map = new Cache(Charset.ASCII, Charset.ISO_8859_1, 
Charset.UTF_8);
98 }


-Ulf
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