RFR: 8305902: (cs) Resolve default Charset only once in StreamEncoder and StreamDecoder [v2]

[Alan Bateman]

On Wed, 12 Apr 2023 19:59:57 GMT, Sergey Tsypanov <stsypanov at openjdk.org> wrote:

>> Can you confirm that you've run test/jdk:tier2 ?
>
> Still running, NIO tests are ok
> 
> ==============================
> Test summary
> ==============================
>    TEST                                              TOTAL  PASS  FAIL ERROR   
>    jtreg:test/jdk:jdk_nio                              475   475     0     0   
> ==============================
> TEST SUCCESS

The jdk_io test group will probably exercise this code the most, running test/jdk:tier2 is best for the case as it will run the jdk_io, jdk_nio and other tests that directly/indirectly make use of it.

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PR Review Comment: https://git.openjdk.org/jdk/pull/13443#discussion_r1165036314