<i18n dev> RFR: 8364007: Add no-argument codePointCount method to CharSequence and String [v11]

[Alan Bateman]

On Wed, 28 Jan 2026 23:55:50 GMT, Tatsunori Uchino <duke at openjdk.org> wrote:

>> Tatsunori Uchino has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update year in copyright
>
> "Create sysroot" fails:
> 
> s390x:
> 
> 
> Run sudo debootstrap --no-merged-usr --arch=s390x --verbose --include=fakeroot,symlinks,build-essential,libx11-dev,libxext-dev,libxrender-dev,libxrandr-dev,libxtst-dev,libxt-dev,libcups2-dev,libfontconfig1-dev,libasound2-dev,libfreetype-dev,libpng-dev --resolve-deps --variant=minbase bullseye sysroot https://httpredir.debian.org/debian/
> W: Cannot check Release signature; keyring file not available /usr/share/keyrings/debian-archive-keyring.gpg
> I: Retrieving InRelease 
> E: Invalid Release file, no entry for main/binary-s390x/Packages
> Error: Process completed with exit code 1.
> 
> 
> ppc64le:
> 
> 
> Run sudo debootstrap --no-merged-usr --arch=ppc64el --verbose --include=fakeroot,symlinks,build-essential,libx11-dev,libxext-dev,libxrender-dev,libxrandr-dev,libxtst-dev,libxt-dev,libcups2-dev,libfontconfig1-dev,libasound2-dev,libfreetype-dev,libpng-dev --resolve-deps --variant=minbase bullseye sysroot https://httpredir.debian.org/debian/
> W: Cannot check Release signature; keyring file not available /usr/share/keyrings/debian-archive-keyring.gpg
> I: Retrieving InRelease 
> E: Invalid Release file, no entry for main/binary-ppc64el/Packages
> Error: Process completed with exit code 1.

@tats-u  The tests in test/jdk/java/nio/Buffer will need to be updated to add coverage for the new method. It's really important that the method is exercises with CharBuffer views that are backed by heap/direct buffers and char sequences.

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PR Comment: https://git.openjdk.org/jdk/pull/26461#issuecomment-3830610479