RFR: 8343110: Add getChars(int, int, char[], int) to CharSequence and CharBuffer [v2]

[Markus KARG]

On Mon, 24 Mar 2025 02:50:04 GMT, Chen Liang <liach at openjdk.org> wrote:

>> Markus KARG has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Applied changes requested by Chen
>
> src/java.base/share/classes/java/nio/X-Buffer.java.template line 1911:
> 
>> 1909:      * @implNote This method allows for superior performance over the default
>> 1910:      * implementation in {@code CharSequence}. It performs a direct
>> 1911:      * buffer-to-array copy of the complete specified region.
> 
> I think the API and implementation notes are redundant.

Do you think? The `implNote` here explains that it *actually* provides superior performance, while that API notes do say nothing about *actual* implementation. Anyways, I have no strong feelings. Shall I remomve it? 🤔

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PR Review Comment: https://git.openjdk.org/jdk/pull/21730#discussion_r2010005500