RFR: 8357281: sun.util.Locale.LanguageTag should be immutable [v2]

[Justin Lu]

On Thu, 22 May 2025 17:14:03 GMT, Chen Liang <liach at openjdk.org> wrote:

>> Justin Lu has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   review: subtag -> subtags, switch on baseLang, improve fragility of list field accessors
>
> src/java.base/share/classes/sun/util/locale/LanguageTag.java line 249:
> 
>> 247:             return EMPTY_SUBTAGS;
>> 248:         }
>> 249:         List<String> extLangs = null;
> 
> Do we want to name this `extLangs` or `extlangs`? The parsing method and the record uses `extlangs`.

Changed to `extlangs`, more consistent.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/25371#discussion_r2103105426