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8268469: Update java.time to use switch expressions

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Reviewed-by: lancea, naoto, dfuchs, iris, chegar
This commit is contained in:
Patrick Concannon 2021-06-25 15:42:38 +00:00
parent ffa34ed429
commit 1d167978e5
22 changed files with 256 additions and 337 deletions
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20
src/java.base/share/classes/java/time/LocalDateTime.java
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@ -1177,16 +1177,16 @@ public final class LocalDateTime
@Override
public LocalDateTime plus(long amountToAdd, TemporalUnit unit) {
if (unit instanceof ChronoUnit chronoUnit) {
switch (chronoUnit) {
case NANOS: return plusNanos(amountToAdd);
case MICROS: return plusDays(amountToAdd / MICROS_PER_DAY).plusNanos((amountToAdd % MICROS_PER_DAY) * 1000);
case MILLIS: return plusDays(amountToAdd / MILLIS_PER_DAY).plusNanos((amountToAdd % MILLIS_PER_DAY) * 1000_000);
case SECONDS: return plusSeconds(amountToAdd);
case MINUTES: return plusMinutes(amountToAdd);
case HOURS: return plusHours(amountToAdd);
case HALF_DAYS: return plusDays(amountToAdd / 256).plusHours((amountToAdd % 256) * 12); // no overflow (256 is multiple of 2)
}
return with(date.plus(amountToAdd, unit), time);
return switch (chronoUnit) {
case NANOS -> plusNanos(amountToAdd);
case MICROS -> plusDays(amountToAdd / MICROS_PER_DAY).plusNanos((amountToAdd % MICROS_PER_DAY) * 1000);
case MILLIS -> plusDays(amountToAdd / MILLIS_PER_DAY).plusNanos((amountToAdd % MILLIS_PER_DAY) * 1000_000);
case SECONDS -> plusSeconds(amountToAdd);
case MINUTES -> plusMinutes(amountToAdd);
case HOURS -> plusHours(amountToAdd);
case HALF_DAYS -> plusDays(amountToAdd / 256).plusHours((amountToAdd % 256) * 12); // no overflow (256 is multiple of 2)
default -> with(date.plus(amountToAdd, unit), time);
};
}
return unit.addTo(this, amountToAdd);
}