[jdk17u-dev] RFR: 8272352: Java launcher can not parse Chinese character when system locale is set to UTF-8

[Stephanie Crater]

On Tue, 5 Jul 2022 17:44:08 GMT, Stephanie Crater <duke at openjdk.org> wrote:

> Backport to allow java to correctly parse Chinese characters in file paths and string arguments passed to java.exe.
> 
> Java runtime has been detecting the Windows system locale encoding using `GetLocaleInfo(GetSystemDefaultLCID(), LOCALE_IDEFAULTANSICODEPAGE, ...)`, but it returns the legacy ANSI code page value, e.g, 1252 for US-English. In order to detect whether the user has selected `UTF-8` as the default, the code page has to be queried with `GetACP()`.
> Also, the case if the call to `GetLocaleInfo` fails changed to fall back to `UTF-8` instead of `Cp1252`.

@naotoj Backporting this issue to jdk17u and planning to backport to jdk11u as well - would you be willing to sponsor upon approval?

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PR: https://git.openjdk.org/jdk17u-dev/pull/530