On Thu, 5 Nov 2020 23:49:25 GMT, Stephen Colebourne <scolebou...@openjdk.org>
wrote:
>> Naoto Sato has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Fixed typo/grammatical error.
>
> src/java.base/share/classes/java/time/format/DateTimeFormatterBuilder.java
> line 5055:
>
>> 5053: @Override
>> 5054: public boolean format(DateTimePrintContext context,
>> StringBuilder buf) {
>> 5055: Long value = context.getValue(MINUTE_OF_DAY);
>
> This does not match the spec: " During formatting, the day period is obtained
> from {@code HOUR_OF_DAY}, and optionally {@code MINUTE_OF_HOUR} if exist"
>
> It is possible and legal to create a Temporal that returns `HOUR_OF_DAY` and
> `MINUTE_OF_HOUR` but not `MINUTE_OF_DAY`. As such, this method must be
> changed to follow the spec.
>
> -----
>
> In addition, it is possible for `HOUR_OF_DAY` and `MINUTE_OF_HOUR` to be
> outside their normal bounds. The right behaviour would be to combine the two
> fields within this method, and then use mod to get the value into the range 0
> to 1440 before calling `dayPeriod.include`. (While the fall back behaviour
> below does cover this, it would be better to do what I propose here.)
>
> An example of this is a `TransportTime` class where the day runs from 03:00
> to 27:00 each day (because trains run after midnight for no extra cost to the
> passenger, and it is more convenient for the operator to treat the date that
> way). A `TransportTime` of 26:30 should still resolve to "night1" rather than
> fall back to "am".
Fixed.
-------------
PR: https://git.openjdk.java.net/jdk/pull/938
