/**
* Gets the transition instant as an epoch second.
*
* @return int the transition epoch second
*/
public function toEpochSecond()
{
return $this->transition->toEpochSecond($this->offsetBefore);
}
/**
* Converts this date-time to the number of seconds from the epoch of 1970-01-01T00:00:00Z.
* <p>
* This allows this date-time to be converted to a value of the
* {@link ChronoField#INSTANT_SECONDS epoch-seconds} field. This is primarily
* intended for low-level conversions rather than general application usage.
*
* @return int the number of seconds from the epoch of 1970-01-01T00:00:00Z
*/
public function toEpochSecond()
{
return $this->dateTime->toEpochSecond($this->offset);
}
/**
* Returns a copy of this date-time with a different time-zone,
* retaining the instant.
* <p>
* This method changes the time-zone and retains the instant.
* This normally results in a change to the local date-time.
* <p>
* This method is based on retaining the same instant, thus gaps and overlaps
* in the local time-line have no effect on the result.
* <p>
* To change the offset while keeping the local time,
* use {@link #withZoneSameLocal(ZoneId)}.
*
* @param ZoneId $zone the time-zone to change to, not null
* @return ZonedDateTime a {@code ZonedDateTime} based on this date-time with the requested zone, not null
* @throws DateTimeException if the result exceeds the supported date range
*/
public function withZoneSameInstant(ZoneId $zone)
{
return $this->zone->equals($zone) ? $this : self::create($this->dateTime->toEpochSecond($this->offset), $this->dateTime->getNano(), $zone);
}
