On Mon, 18 Sep 2023 03:00:25 GMT, Chen Liang <li...@openjdk.org> wrote:
>> 温绍锦 has updated the pull request with a new target base due to a merge or a
>> rebase. The incremental webrev excludes the unrelated changes brought in by
>> the merge/rebase. The pull request contains ten additional commits since the
>> last revision:
>>
>> - Merge remote-tracking branch 'upstream/master' into
>> optimization_for_string_latin1_upper_lower
>> - Merge branch 'master' into optimization_for_string_latin1_upper_lower
>> - Merge branch 'master' of github.com:wenshao/jdk into
>> optimization_for_string_latin1_upper_lower
>> - rename hasNotUpperCaseEx to hasUpperCaseMapping
>> - rename isLowerCaseEx to hasNotUpperCaseEx
>> - use hex literal
>> - add method CharacterDataLatin1#isLowerCaseEx
>> - remove unnecessary code
>> - optimization for StringLatin1 UpperLower
>
> src/java.base/share/classes/java/lang/CharacterDataLatin1.java.template line
> 93:
>
>> 91: }
>> 92:
>> 93: boolean hasUpperCaseMapping(int ch) {
>
> This method is incorrectly named; it actually tests that a char has no upper
> case mapping. I recommend fixing this by keeping the method name while
> removing the double `!` at this return and at the if down below to simplify
> the logic.
Now use a local variable notUpperCaseEx, I prefer this, without adding a method.
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PR Review Comment: https://git.openjdk.org/jdk/pull/14751#discussion_r1328232378
