RFR: 8351339: WebSocket::sendBinary assume that user supplied buffers are BIG_ENDIAN [v6]

[Daniel Fuchs]

On Mon, 24 Mar 2025 09:52:06 GMT, Volkan Yazici <vyazici at openjdk.org> wrote:

>> Fixes endian handling `jdk.internal.net.http.websocket.Frame.Masker`.
>> 
>> ### Implementation notes
>> 
>> I deleted the `Frame` clone in tests, and rewired the test code depending on it to the actual `Frame`. To enable this, I relaxed the visibility of the actual `Frame`. I guess the `Frame` clone was introduced to have strict visibility in the actual `Frame`. Though this is not needed since the actual `Frame` is in an internal package. Plus, the fact that bug is in the `Frame` class hints in the direction that there should be one `Frame`.
>
> Volkan Yazici has updated the pull request incrementally with three additional commits since the last revision:
> 
>  - Merge remote-tracking branch 'origin/wsEndian' into wsEndian
>  - Improve JavaDoc
>  - Add `TEST.properties` injecting `jdk.internal.net.http.websocket`

Marked as reviewed by dfuchs (Reviewer).

The new changes look good to me. Thanks for suggesting updating `TEST.properties` @liach !

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

PR Review: https://git.openjdk.org/jdk/pull/24033#pullrequestreview-2710502073
PR Comment: https://git.openjdk.org/jdk/pull/24033#issuecomment-2748233563