*
RichDuration RichInt RichLong RichPeriod
+
DurationBuilder RichDateTime RichDuration RichInstant RichLocalDate RichLocalDateTime RichLocalTime RichLong RichPartial RichPeriod
-
DurationBuilder RichDateTime RichDuration RichInstant RichLocalDate RichLocalDateTime RichLocalTime RichLong RichPartial RichPeriod
/
RichDuration