RFR: 8285517: System.getenv() returns unexpected value if environment variable has non ASCII character [v4]

Thu May 5 15:50:24 UTC 2022

On Thu, 5 May 2022 15:41:44 GMT, Naoto Sato <naoto at openjdk.org> wrote:

>> Hello @naotoj .
>> If I just use `System.getProperty("sun.jnu.encoding")`, following testcases were failed.
>> 
>> java/lang/ProcessBuilder/SecurityManagerClinit.java 
>> java/lang/ProcessHandle/PermissionTest.java 
>> 
>> Please give me your suggestion again.
>
> Ah, OK. Never mind.

It might be worthwhile to cache the `sun.jnu.encoding` property value in jdk/internal/util/StaticProperty.
And perhaps even cache the Charset (not just the string).

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PR: https://git.openjdk.java.net/jdk/pull/8378