public function with(TemporalField $field, $newValue)
{
if ($field instanceof ChronoField) {
$f = $field;
if ($this->getLong($f) === $newValue) {
return $this;
}
switch ($f) {
case CF::PROLEPTIC_MONTH():
$this->getChronology()->range($f)->checkValidValue($newValue, $f);
return $this->plusMonths($newValue - $this->getProlepticMonth());
case CF::YEAR_OF_ERA():
case CF::YEAR():
case ERA:
$nvalue = $this->getChronology()->range($f)->checkValidIntValue($newValue, $f);
switch ($f) {
case CF::YEAR_OF_ERA():
return $this->withDate($this->isoDate->withYear(($this->getProlepticYear() >= 1 ? $nvalue : 1 - $nvalue) - ThaiBuddhistChronology::YEARS_DIFFERENCE));
case CF::YEAR():
return $this->withDate($this->isoDate->withYear($nvalue - ThaiBuddhistChronology::YEARS_DIFFERENCE));
case ERA:
return $this->withDate($this->isoDate->withYear(1 - $this->getProlepticYear() - ThaiBuddhistChronology::YEARS_DIFFERENCE));
}
}
return $this->withDate($this->isoDate->with($field, $newValue));
}
return parent::with($field, $newValue);
}
/**
* Returns a copy of this {@code LocalDateTime} with the year altered.
* <p>
* The time does not affect the calculation and will be the same in the result.
* If the day-of-month is invalid for the year, it will be changed to the last valid day of the month.
* <p>
* This instance is immutable and unaffected by this method call.
*
* @param int $year the year to set in the result, from MIN_YEAR to MAX_YEAR
* @return LocalDateTime a {@code LocalDateTime} based on this date-time with the requested year, not null
* @throws DateTimeException if the year value is invalid
*/
public function withYear($year)
{
return $this->_with($this->date->withYear($year), $this->time);
}
