RFR: 8285517: System.getenv() returns unexpected value if environment variable has non ASCII character [v2]

Ichiroh Takiguchi itakiguchi at openjdk.java.net
Mon May 2 16:39:40 UTC 2022


On Mon, 2 May 2022 15:00:07 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> Ichiroh Takiguchi has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   8285517: System.getenv() returns unexpected value if environment variable has non ASCII character
>
> Can you clarify the use of different charset properties for the ProcessEnvironment vs the CommandLine strings?
> 
> They are used to decode or encode strings in the APIs to native functions respectively.
> If I understand `native.encoding` was introduced to reflect the default encoding of file contents, while `sun.jnu.encoding` is used to encode filenames.
> 
> I think I would have expected to see `sun.jnu.encoding` to be used in all contexts when encoding/decoding strings to the native representations.  (Assuming its not required for backward compatibility).

Hello @RogerRiggs .
You are right. Both case, `sun.jnu.encoding` should be used.

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


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