On Tue, 18 Jun 2024 20:36:52 GMT, Justin Lu <j...@openjdk.org> wrote:
>> lingjun-cg has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> 8333396: Performance regression of DecimalFormat.format
>
> src/java.base/share/classes/java/text/Format.java line 278:
>
>> 276: * {@code false} otherwise
>> 277: */
>> 278: boolean isInternalSubclass() {
>
> Since this is defined in Format, can we apply similar changes of
> StringBuilder formatting to the other Format subclasses beyond just
> NumberFormat.
>
> For example, in DateFormat, something such as,
>
>
> <T extends Appendable & CharSequence> T formatWithGeneric(Date date,
> T toAppendTo,
> FieldPosition pos) {
> throw new UnsupportedOperationException("Subclasses should override
> this method");
> }
ok. I will update it if we have a conclusion about using `StringBuf` or using
`<T extends Appendable & CharSequence>`.
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PR Review Comment: https://git.openjdk.org/jdk/pull/19513#discussion_r1645300958
