<i18n dev> Integrated: 8300818: Reduce complexity of padding with DateTimeFormatter

[Sergey Tsypanov]

On Sat, 21 Jan 2023 21:01:48 GMT, Sergey Tsypanov <stsypanov at openjdk.org> wrote:

> Currently it's O(n) - we do `n` shifts of bytes within `StringBuilder`. This can be reduced to O(1) improving the code like:
> 
> DateTimeFormatter dtf = new DateTimeFormatterBuilder()
>   .appendLiteral("Date:")
>   .padNext(20, ' ')
>   .append(DateTimeFormatter.ISO_DATE)
>   .toFormatter();
> String text = dtf.format(LocalDateTime.now());

This pull request has now been integrated.

Changeset: 561ec9c5
Author:    Sergey Tsypanov <stsypanov at openjdk.org>
Committer: Roger Riggs <rriggs at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/561ec9c5a06e5baeb0cf72463d14d1d720facb13
Stats:     84 lines in 2 files changed: 83 ins; 0 del; 1 mod

8300818: Reduce complexity of padding with DateTimeFormatter

Reviewed-by: redestad, rriggs

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PR: https://git.openjdk.org/jdk/pull/12131