Created
December 8, 2020 08:09
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Jodatime round to period
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| object DateTimeUtils { | |
| import org.joda.time.format.ISODateTimeFormat | |
| import org.joda.time.{DateTime, DateTimeZone, LocalDateTime, Period} | |
| /** | |
| * Round a given dateTime to next period. Examples | |
| * <pre> | |
| * 2018-04-10T09:59:59, 60m period -> 2018-04-10T10:00:00 | |
| * 2018-04-10T10:00:00, 60m period -> 2018-04-10T10:00:00 | |
| * 2018-04-10T10:00:01, 60m period -> 2018-04-10T11:00:00 | |
| * </pre> | |
| * @return | |
| */ | |
| def roundCeilToPeriod(dataTime: LocalDateTime, period: Period): LocalDateTime = { | |
| val previousPeriod = roundFloorToPeriod(dataTime, period) | |
| if (previousPeriod.equals(dataTime)) { | |
| dataTime | |
| } else { | |
| previousPeriod.plusMillis(period.toStandardDuration.getMillis.toInt) | |
| } | |
| } | |
| /** | |
| * Round a given dateTime to previous period. Examples | |
| * <pre> | |
| * 2018-04-10T11:00:01, 60m period -> 2018-04-10T11:00:00 | |
| * 2018-04-10T11:00:00, 60m period -> 2018-04-10T11:00:00 | |
| * 2018-04-10T10:59:59, 60m period -> 2018-04-10T10:00:00 | |
| * </pre> | |
| * @return | |
| */ | |
| def roundFloorToPeriod(dataTime: LocalDateTime, period: Period): LocalDateTime = { | |
| new LocalDateTime() | |
| .withYear(dataTime.getYear) | |
| .withMonthOfYear(dataTime.getMonthOfYear) | |
| .withDayOfMonth(dataTime.getDayOfMonth) | |
| .withMillisOfDay(dataTime.getMillisOfDay - (dataTime.getMillisOfDay % period.toStandardDuration.getMillis).toInt) | |
| } | |
| } |
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