RFR: 8315999: Improve Date toString performance [v13]

[温绍锦]

On Wed, 13 Sep 2023 14:22:35 GMT, 温绍锦 <duke at openjdk.org> wrote:

>> improve date toString performance, includes:
>> 
>> java.util.Date.toString
>> java.util.Date.toGMTString
>> java.time.Instant.toString
>> java.time.LocalDate.toString
>> java.time.LocalDateTime.toString
>> java.time.LocalTime.toString
>
> 温绍锦 has updated the pull request incrementally with one additional commit since the last revision:
> 
>   simplify LocalDate::getChars

> As a consideration to core-libs-dev readers, push commits when you are convinced are ready for review and you don't intend to make more changes. It will improve the signal to noise ratio. Thanks



> As a consideration to core-libs-dev readers, push commits when you are convinced are ready for review and you don't intend to make more changes. It will improve the signal to noise ratio. Thanks

Sorry, I will make sure to do more preparation before submitting any PRs in the future.

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PR Comment: https://git.openjdk.org/jdk/pull/15658#issuecomment-1718372907