/**
* @inheritdoc
*/
public function range(TemporalField $field)
{
if ($field instanceof ChronoField) {
if ($field == ChronoField::INSTANT_SECONDS() || $field == ChronoField::OFFSET_SECONDS()) {
return $field->range();
}
return $this->toLocalDateTime()->range($field);
}
return $field->rangeRefinedBy($this);
}
/**
* @inheritdoc
*/
public function getLong(TemporalField $field)
{
if ($field == ChronoField::ERA()) {
return $this->getValue();
} else {
if ($field instanceof ChronoField) {
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
}
return $field->getFrom($this);
}
/**
* Converts a fraction from 0 to 1 for this field to a value.
* <p>
* The fractional value must be between 0 (inclusive) and 1 (exclusive).
* It can only be returned if the {@link java.time.temporal.TemporalField#range() value range} is fixed.
* The value is obtained by calculation from the field range and a rounding
* mode of {@link RoundingMode#FLOOR FLOOR}.
* The calculation is inaccurate if the values do not run continuously from smallest to largest.
* <p>
* For example, the fractional second-of-minute of 0.25 would be converted to 15,
* assuming the standard definition of 60 seconds in a minute.
*
* @param mixed $fraction TODO the fraction to convert, not null
* @return int the value of the field, valid for this rule
* @throws DateTimeException if the value cannot be converted
*/
private function convertFromFraction($fraction)
{
$range = $this->field->range();
$minBD = gmp_init($range->getMinimum());
$rangeBD = gmp_add(gmp_sub($range->getMaximum(), $minBD), 1);
$valueBD = gmp_add(gmp_div(gmp_mul($fraction, $rangeBD), 1000000000), $minBD);
return gmp_intval($valueBD);
}
/**
* Returns a copy of this time with the specified field set to a new value.
* <p>
* This returns a {@code LocalTime}, based on this one, with the value
* for the specified field changed.
* This can be used to change any supported field, such as the hour, minute or second.
* If it is not possible to set the value, because the field is not supported or for
* some other reason, an exception is thrown.
* <p>
* If the field is a {@link ChronoField} then the adjustment is implemented here.
* The supported fields behave as follows:
* <ul>
* <li>{@code NANO_OF_SECOND} -
* Returns a {@code LocalTime} with the specified nano-of-second.
* The hour, minute and second will be unchanged.
* <li>{@code NANO_OF_DAY} -
* Returns a {@code LocalTime} with the specified nano-of-day.
* This completely replaces the time and is equivalent to {@link #ofNanoOfDay(long)}.
* <li>{@code MICRO_OF_SECOND} -
* Returns a {@code LocalTime} with the nano-of-second replaced by the specified
* micro-of-second multiplied by 1,000.
* The hour, minute and second will be unchanged.
* <li>{@code MICRO_OF_DAY} -
* Returns a {@code LocalTime} with the specified micro-of-day.
* This completely replaces the time and is equivalent to using {@link #ofNanoOfDay(long)}
* with the micro-of-day multiplied by 1,000.
* <li>{@code MILLI_OF_SECOND} -
* Returns a {@code LocalTime} with the nano-of-second replaced by the specified
* milli-of-second multiplied by 1,000,000.
* The hour, minute and second will be unchanged.
* <li>{@code MILLI_OF_DAY} -
* Returns a {@code LocalTime} with the specified milli-of-day.
* This completely replaces the time and is equivalent to using {@link #ofNanoOfDay(long)}
* with the milli-of-day multiplied by 1,000,000.
* <li>{@code SECOND_OF_MINUTE} -
* Returns a {@code LocalTime} with the specified second-of-minute.
* The hour, minute and nano-of-second will be unchanged.
* <li>{@code SECOND_OF_DAY} -
* Returns a {@code LocalTime} with the specified second-of-day.
* The nano-of-second will be unchanged.
* <li>{@code MINUTE_OF_HOUR} -
* Returns a {@code LocalTime} with the specified minute-of-hour.
* The hour, second-of-minute and nano-of-second will be unchanged.
* <li>{@code MINUTE_OF_DAY} -
* Returns a {@code LocalTime} with the specified minute-of-day.
* The second-of-minute and nano-of-second will be unchanged.
* <li>{@code HOUR_OF_AMPM} -
* Returns a {@code LocalTime} with the specified hour-of-am-pm.
* The AM/PM, minute-of-hour, second-of-minute and nano-of-second will be unchanged.
* <li>{@code CLOCK_HOUR_OF_AMPM} -
* Returns a {@code LocalTime} with the specified clock-hour-of-am-pm.
* The AM/PM, minute-of-hour, second-of-minute and nano-of-second will be unchanged.
* <li>{@code HOUR_OF_DAY} -
* Returns a {@code LocalTime} with the specified hour-of-day.
* The minute-of-hour, second-of-minute and nano-of-second will be unchanged.
* <li>{@code CLOCK_HOUR_OF_DAY} -
* Returns a {@code LocalTime} with the specified clock-hour-of-day.
* The minute-of-hour, second-of-minute and nano-of-second will be unchanged.
* <li>{@code AMPM_OF_DAY} -
* Returns a {@code LocalTime} with the specified AM/PM.
* The hour-of-am-pm, minute-of-hour, second-of-minute and nano-of-second will be unchanged.
* </ul>
* <p>
* In all cases, if the new value is outside the valid range of values for the field
* then a {@code DateTimeException} will be thrown.
* <p>
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.adjustInto(Temporal, long)}
* passing {@code this} as the argument. In this case, the field determines
* whether and how to adjust the instant.
* <p>
* This instance is immutable and unaffected by this method call.
*
* @param TemporalField $field the field to set in the result, not null
* @param int $newValue the new value of the field in the result
* @return LocalTime a {@code LocalTime} based on {@code this} with the specified field set, not null
* @throws DateTimeException if the field cannot be set
* @throws UnsupportedTemporalTypeException if the field is not supported
* @throws ArithmeticException if numeric overflow occurs
*/
public function with(TemporalField $field, $newValue)
{
if ($field instanceof ChronoField) {
$f = $field;
$f->checkValidValue($newValue);
switch ($f) {
case ChronoField::NANO_OF_SECOND():
return $this->withNano((int) $newValue);
case ChronoField::NANO_OF_DAY():
return self::ofNanoOfDay($newValue);
case ChronoField::MICRO_OF_SECOND():
return $this->withNano((int) $newValue * 1000);
case ChronoField::MICRO_OF_DAY():
return self::ofNanoOfDay($newValue * 1000);
case ChronoField::MILLI_OF_SECOND():
return $this->withNano((int) $newValue * 1000000);
case ChronoField::MILLI_OF_DAY():
return self::ofNanoOfDay($newValue * 1000000);
case ChronoField::SECOND_OF_MINUTE():
return $this->withSecond((int) $newValue);
case ChronoField::SECOND_OF_DAY():
return $this->plusSeconds($newValue - $this->toSecondOfDay());
case ChronoField::MINUTE_OF_HOUR():
return $this->withMinute((int) $newValue);
case ChronoField::MINUTE_OF_DAY():
return $this->plusMinutes($newValue - ($this->hour * 60 + $this->minute));
case ChronoField::HOUR_OF_AMPM():
return $this->plusHours($newValue - $this->hour % 12);
case ChronoField::CLOCK_HOUR_OF_AMPM():
return $this->plusHours(($newValue === 12 ? 0 : $newValue) - $this->hour % 12);
case ChronoField::HOUR_OF_DAY():
return $this->withHour((int) $newValue);
case ChronoField::CLOCK_HOUR_OF_DAY():
return $this->withHour((int) ($newValue === 24 ? 0 : $newValue));
case ChronoField::AMPM_OF_DAY():
return $this->plusHours(($newValue - Math::div($this->hour, 12)) * 12);
}
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return $field->adjustInto($this, $newValue);
}
/**
* Returns a copy of this date with the specified field set to a new value.
* <p>
* This returns a {@code LocalDate}, based on this one, with the value
* for the specified field changed.
* This can be used to change any supported field, such as the year, month or day-of-month.
* If it is not possible to set the value, because the field is not supported or for
* some other reason, an exception is thrown.
* <p>
* In some cases, changing the specified field can cause the resulting date to become invalid,
* such as changing the month from 31st January to February would make the day-of-month invalid.
* In cases like this, the field is responsible for resolving the date. Typically it will choose
* the previous valid date, which would be the last valid day of February in this example.
* <p>
* If the field is a {@link ChronoField} then the adjustment is implemented here.
* The supported fields behave as follows:
* <ul>
* <li>{@code DAY_OF_WEEK} -
* Returns a {@code LocalDate} with the specified day-of-week.
* The date is adjusted up to 6 days forward or backward within the boundary
* of a Monday to Sunday week.
* <li>{@code ALIGNED_DAY_OF_WEEK_IN_MONTH} -
* Returns a {@code LocalDate} with the specified aligned-day-of-week.
* The date is adjusted to the specified month-based aligned-day-of-week.
* Aligned weeks are counted such that the first week of a given month starts
* on the first day of that month.
* This may cause the date to be moved up to 6 days into the following month.
* <li>{@code ALIGNED_DAY_OF_WEEK_IN_YEAR} -
* Returns a {@code LocalDate} with the specified aligned-day-of-week.
* The date is adjusted to the specified year-based aligned-day-of-week.
* Aligned weeks are counted such that the first week of a given year starts
* on the first day of that year.
* This may cause the date to be moved up to 6 days into the following year.
* <li>{@code DAY_OF_MONTH} -
* Returns a {@code LocalDate} with the specified day-of-month.
* The month and year will be unchanged. If the day-of-month is invalid for the
* year and month, then a {@code DateTimeException} is thrown.
* <li>{@code DAY_OF_YEAR} -
* Returns a {@code LocalDate} with the specified day-of-year.
* The year will be unchanged. If the day-of-year is invalid for the
* year, then a {@code DateTimeException} is thrown.
* <li>{@code EPOCH_DAY} -
* Returns a {@code LocalDate} with the specified epoch-day.
* This completely replaces the date and is equivalent to {@link #ofEpochDay(long)}.
* <li>{@code ALIGNED_WEEK_OF_MONTH} -
* Returns a {@code LocalDate} with the specified aligned-week-of-month.
* Aligned weeks are counted such that the first week of a given month starts
* on the first day of that month.
* This adjustment moves the date in whole week chunks to match the specified week.
* The result will have the same day-of-week as this date.
* This may cause the date to be moved into the following month.
* <li>{@code ALIGNED_WEEK_OF_YEAR} -
* Returns a {@code LocalDate} with the specified aligned-week-of-year.
* Aligned weeks are counted such that the first week of a given year starts
* on the first day of that year.
* This adjustment moves the date in whole week chunks to match the specified week.
* The result will have the same day-of-week as this date.
* This may cause the date to be moved into the following year.
* <li>{@code MONTH_OF_YEAR} -
* Returns a {@code LocalDate} with the specified month-of-year.
* The year will be unchanged. The day-of-month will also be unchanged,
* unless it would be invalid for the new month and year. In that case, the
* day-of-month is adjusted to the maximum valid value for the new month and year.
* <li>{@code PROLEPTIC_MONTH} -
* Returns a {@code LocalDate} with the specified proleptic-month.
* The day-of-month will be unchanged, unless it would be invalid for the new month
* and year. In that case, the day-of-month is adjusted to the maximum valid value
* for the new month and year.
* <li>{@code YEAR_OF_ERA} -
* Returns a {@code LocalDate} with the specified year-of-era.
* The era and month will be unchanged. The day-of-month will also be unchanged,
* unless it would be invalid for the new month and year. In that case, the
* day-of-month is adjusted to the maximum valid value for the new month and year.
* <li>{@code YEAR} -
* Returns a {@code LocalDate} with the specified year.
* The month will be unchanged. The day-of-month will also be unchanged,
* unless it would be invalid for the new month and year. In that case, the
* day-of-month is adjusted to the maximum valid value for the new month and year.
* <li>{@code ERA} -
* Returns a {@code LocalDate} with the specified era.
* The year-of-era and month will be unchanged. The day-of-month will also be unchanged,
* unless it would be invalid for the new month and year. In that case, the
* day-of-month is adjusted to the maximum valid value for the new month and year.
* </ul>
* <p>
* In all cases, if the new value is outside the valid range of values for the field
* then a {@code DateTimeException} will be thrown.
* <p>
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.adjustInto(Temporal, long)}
* passing {@code this} as the argument. In this case, the field determines
* whether and how to adjust the instant.
* <p>
* This instance is immutable and unaffected by this method call.
*
* @param TemporalField $field the field to set in the result, not null
* @param int $newValue the new value of the field in the result
* @return LocalDate a {@code LocalDate} based on {@code this} with the specified field set, not null
* @throws DateTimeException if the field cannot be set
* @throws UnsupportedTemporalTypeException if the field is not supported
* @throws ArithmeticException if numeric overflow occurs
*/
public function with(TemporalField $field, $newValue)
{
if ($field instanceof ChronoField) {
/** @var Chronofield $f */
$f = $field;
$f->checkValidValue($newValue);
switch ($f) {
case ChronoField::DAY_OF_WEEK():
return $this->plusDays($newValue - $this->getDayOfWeek()->getValue());
case ChronoField::ALIGNED_DAY_OF_WEEK_IN_MONTH():
return $this->plusDays($newValue - $this->getLong(ChronoField::ALIGNED_DAY_OF_WEEK_IN_MONTH()));
case ChronoField::ALIGNED_DAY_OF_WEEK_IN_YEAR():
return $this->plusDays($newValue - $this->getLong(ChronoField::ALIGNED_DAY_OF_WEEK_IN_YEAR()));
case ChronoField::DAY_OF_MONTH():
return $this->withDayOfMonth((int) $newValue);
case ChronoField::DAY_OF_YEAR():
return $this->withDayOfYear((int) $newValue);
case ChronoField::EPOCH_DAY():
return LocalDate::ofEpochDay($newValue);
case ChronoField::ALIGNED_WEEK_OF_MONTH():
return $this->plusWeeks($newValue - $this->getLong(ChronoField::ALIGNED_WEEK_OF_MONTH()));
case ChronoField::ALIGNED_WEEK_OF_YEAR():
return $this->plusWeeks($newValue - $this->getLong(ChronoField::ALIGNED_WEEK_OF_YEAR()));
case ChronoField::MONTH_OF_YEAR():
return $this->withMonth((int) $newValue);
case ChronoField::PROLEPTIC_MONTH():
return $this->plusMonths($newValue - $this->getProlepticMonth());
case ChronoField::YEAR_OF_ERA():
return $this->withYear((int) ($this->year >= 1 ? $newValue : 1 - $newValue));
case ChronoField::YEAR():
return $this->withYear((int) $newValue);
case ChronoField::ERA():
return $this->getLong(ChronoField::ERA()) == $newValue ? $this : $this->withYear(1 - $this->year);
}
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return $field->adjustInto($this, $newValue);
}
/**
* Returns a copy of this instant with the specified field set to a new value.
* <p>
* This returns an Instant {@code Instant}, based on this one, with the value
* for the specified field changed.
* If it is not possible to set the value, because the field is not supported or for
* some other reason, an exception is thrown.
* <p>
* If the field is a {@link ChronoField} then the adjustment is implemented here.
* The supported fields behave as follows:
* <ul>
* <li>{@code NANO_OF_SECOND} -
* Returns an Instant {@code Instant} with the specified nano-of-second.
* The epoch-second will be unchanged.
* <li>{@code MICRO_OF_SECOND} -
* Returns an Instant {@code Instant} with the nano-of-second replaced by the specified
* micro-of-second multiplied by 1,000. The epoch-second will be unchanged.
* <li>{@code MILLI_OF_SECOND} -
* Returns an Instant {@code Instant} with the nano-of-second replaced by the specified
* milli-of-second multiplied by 1,000,000. The epoch-second will be unchanged.
* <li>{@code INSTANT_SECONDS} -
* Returns an Instant {@code Instant} with the specified epoch-second.
* The nano-of-second will be unchanged.
* </ul>
* <p>
* In all cases, if the new value is outside the valid range of values for the field
* then a {@code DateTimeException} will be thrown.
* <p>
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.adjustInto(Temporal, long)}
* passing {@code this} as the argument. In this case, the field determines
* whether and how to adjust the instant.
* <p>
* This instance is immutable and unaffected by this method call.
*
* @param TemporalField $field the field to set in the result, not null
* @param int $newValue the new value of the field in the result
* @return Instant an Instant {@code Instant} based on {@code this} with the specified field set, not null
* @throws DateTimeException if the field cannot be set
* @throws UnsupportedTemporalTypeException if the field is not supported
* @throws ArithmeticException if numeric overflow occurs
*/
public function with(TemporalField $field, $newValue)
{
if ($field instanceof ChronoField) {
$f = $field;
$f->checkValidValue($newValue);
switch ($f) {
case ChronoField::MILLI_OF_SECOND():
$nval = (int) $newValue * 1000000;
return $nval != $this->nanos ? self::create($this->seconds, $nval) : $this;
case ChronoField::MICRO_OF_SECOND():
$nval = (int) $newValue * 1000;
return $nval != $this->nanos ? self::create($this->seconds, $nval) : $this;
case ChronoField::NANO_OF_SECOND():
return $newValue != $this->nanos ? self::create($this->seconds, (int) $newValue) : $this;
case ChronoField::INSTANT_SECONDS():
return $newValue != $this->seconds ? self::create($newValue, $this->nanos) : $this;
}
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return $field->adjustInto($this, $newValue);
}
/**
* Returns a copy of this year with the specified field set to a new value.
* <p>
* This returns a {@code Year}, based on this one, with the value
* for the specified field changed.
* If it is not possible to set the value, because the field is not supported or for
* some other reason, an exception is thrown.
* <p>
* If the field is a {@link ChronoField} then the adjustment is implemented here.
* The supported fields behave as follows:
* <ul>
* <li>{@code YEAR_OF_ERA} -
* Returns a {@code Year} with the specified year-of-era
* The era will be unchanged.
* <li>{@code YEAR} -
* Returns a {@code Year} with the specified year.
* This completely replaces the date and is equivalent to {@link #of(int)}.
* <li>{@code ERA} -
* Returns a {@code Year} with the specified era.
* The year-of-era will be unchanged.
* </ul>
* <p>
* In all cases, if the new value is outside the valid range of values for the field
* then a {@code DateTimeException} will be thrown.
* <p>
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.adjustInto(Temporal, long)}
* passing {@code this} as the argument. In this case, the field determines
* whether and how to adjust the instant.
* <p>
* This instance is immutable and unaffected by this method call.
*
* @param TemporalField $field the field to set in the result, not null
* @param int $newValue the new value of the field in the result
* @return Year a {@code Year} based on {@code this} with the specified field set, not null
* @throws DateTimeException if the field cannot be set
* @throws UnsupportedTemporalTypeException if the field is not supported
* @throws ArithmeticException if numeric overflow occurs
*/
public function with(TemporalField $field, $newValue)
{
if ($field instanceof ChronoField) {
$f = $field;
$f->checkValidValue($newValue);
switch ($f) {
case ChronoField::YEAR_OF_ERA():
return Year::of((int) ($this->year < 1 ? 1 - $newValue : $newValue));
case ChronoField::YEAR():
return Year::of((int) $newValue);
case ChronoField::ERA():
return $this->getLong(ChronoField::ERA()) == $newValue ? $this : Year::of(1 - $this->year);
}
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return $field->adjustInto($this, $newValue);
}
/**
* @inheritdoc
*/
public function with(TemporalField $field, $newValue)
{
if ($field instanceof ChronoField) {
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return ChronoLocalDateImpl::ensureValid($this->getChronology(), $field->adjustInto($this, $newValue));
}
public function getLong(TemporalField $field)
{
if ($this->effectiveDate != null && $field->isDateBased()) {
return $this->effectiveDate->getLong($field);
}
return $this->temporal->getLong($field);
}
/**
* Gets the value of the specified field from this offset as a {@code long}.
* <p>
* This queries this offset for the value of the specified field.
* If it is not possible to return the value, because the field is not supported
* or for some other reason, an exception is thrown.
* <p>
* If the field is a {@link ChronoField} then the query is implemented here.
* The {@code OFFSET_SECONDS} field returns the value of the offset.
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.getFrom(TemporalAccessor)}
* passing {@code this} as the argument. Whether the value can be obtained,
* and what the value represents, is determined by the field.
*
* @param $field TemporalField the field to get, not null
* @return int the value for the field
* @throws DateTimeException if a value for the field cannot be obtained
* @throws UnsupportedTemporalTypeException if the field is not supported
* @throws ArithmeticException if numeric overflow occurs
*/
public function getLong(TemporalField $field)
{
if ($field == ChronoField::OFFSET_SECONDS()) {
return $this->totalSeconds;
} else {
if ($field instanceof ChronoField) {
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
}
return $field->getFrom($this);
}
/**
* Gets the value of the specified field from this month-day as a {@code long}.
* <p>
* This queries this month-day for the value of the specified field.
* If it is not possible to return the value, because the field is not supported
* or for some other reason, an exception is thrown.
* <p>
* If the field is a {@link ChronoField} then the query is implemented here.
* The {@link #isSupported(TemporalField) supported fields} will return valid
* values based on this month-day.
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.getFrom(TemporalAccessor)}
* passing {@code this} as the argument. Whether the value can be obtained,
* and what the value represents, is determined by the field.
*
* @param TemporalField $field the field to get, not null
* @return int the value for the field
* @throws DateTimeException if a value for the field cannot be obtained
* @throws UnsupportedTemporalTypeException if the field is not supported
* @throws ArithmeticException if numeric overflow occurs
*/
public function getLong(TemporalField $field)
{
if ($field instanceof ChronoField) {
switch ($field) {
// alignedDOW and alignedWOM not supported because they cannot be set in with()
case ChronoField::DAY_OF_MONTH():
return $this->day;
case ChronoField::MONTH_OF_YEAR():
return $this->month;
}
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return $field->getFrom($this);
}
public function isSupported(TemporalField $field)
{
return $field instanceof ChronoField || $field !== null && $field->isSupportedBy($this);
}
/**
* Checks if the specified field is supported.
* <p>
* This checks if this date-time can be queried for the specified field.
* If false, then calling the {@link #range(TemporalField) range},
* {@link #get(TemporalField) get} and {@link #with(TemporalField, long)}
* methods will throw an exception.
* <p>
* If the field is a {@link ChronoField} then the query is implemented here.
* The supported fields are:
* <ul>
* <li>{@code NANO_OF_SECOND}
* <li>{@code NANO_OF_DAY}
* <li>{@code MICRO_OF_SECOND}
* <li>{@code MICRO_OF_DAY}
* <li>{@code MILLI_OF_SECOND}
* <li>{@code MILLI_OF_DAY}
* <li>{@code SECOND_OF_MINUTE}
* <li>{@code SECOND_OF_DAY}
* <li>{@code MINUTE_OF_HOUR}
* <li>{@code MINUTE_OF_DAY}
* <li>{@code HOUR_OF_AMPM}
* <li>{@code CLOCK_HOUR_OF_AMPM}
* <li>{@code HOUR_OF_DAY}
* <li>{@code CLOCK_HOUR_OF_DAY}
* <li>{@code AMPM_OF_DAY}
* <li>{@code DAY_OF_WEEK}
* <li>{@code ALIGNED_DAY_OF_WEEK_IN_MONTH}
* <li>{@code ALIGNED_DAY_OF_WEEK_IN_YEAR}
* <li>{@code DAY_OF_MONTH}
* <li>{@code DAY_OF_YEAR}
* <li>{@code EPOCH_DAY}
* <li>{@code ALIGNED_WEEK_OF_MONTH}
* <li>{@code ALIGNED_WEEK_OF_YEAR}
* <li>{@code MONTH_OF_YEAR}
* <li>{@code PROLEPTIC_MONTH}
* <li>{@code YEAR_OF_ERA}
* <li>{@code YEAR}
* <li>{@code ERA}
* </ul>
* All other {@code ChronoField} instances will return false.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.isSupportedBy(TemporalAccessor)}
* passing {@code this} as the argument.
* Whether the field is supported is determined by the field.
*
* @param TemporalField $field the field to check, null returns false
* @return bool true if the field is supported on this date-time, false if not
*/
public function isSupported(TemporalField $field)
{
if ($field instanceof ChronoField) {
$f = $field;
return $f->isDateBased() || $f->isTimeBased();
}
return $field != null && $field->isSupportedBy($this);
}
/**
* Returns a copy of this year-month with the specified field set to a new value.
* <p>
* This returns a {@code YearMonth}, based on this one, with the value
* for the specified field changed.
* This can be used to change any supported field, such as the year or month.
* If it is not possible to set the value, because the field is not supported or for
* some other reason, an exception is thrown.
* <p>
* If the field is a {@link ChronoField} then the adjustment is implemented here.
* The supported fields behave as follows:
* <ul>
* <li>{@code MONTH_OF_YEAR} -
* Returns a {@code YearMonth} with the specified month-of-year.
* The year will be unchanged.
* <li>{@code PROLEPTIC_MONTH} -
* Returns a {@code YearMonth} with the specified proleptic-month.
* This completely replaces the year and month of this object.
* <li>{@code YEAR_OF_ERA} -
* Returns a {@code YearMonth} with the specified year-of-era
* The month and era will be unchanged.
* <li>{@code YEAR} -
* Returns a {@code YearMonth} with the specified year.
* The month will be unchanged.
* <li>{@code ERA} -
* Returns a {@code YearMonth} with the specified era.
* The month and year-of-era will be unchanged.
* </ul>
* <p>
* In all cases, if the new value is outside the valid range of values for the field
* then a {@code DateTimeException} will be thrown.
* <p>
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.adjustInto(Temporal, long)}
* passing {@code this} as the argument. In this case, the field determines
* whether and how to adjust the instant.
* <p>
* This instance is immutable and unaffected by this method call.
*
* @param TemporalField $field the field to set in the result, not null
* @param int $newValue the new value of the field in the result
* @return YearMonth a {@code YearMonth} based on {@code this} with the specified field set, not null
* @throws DateTimeException if the field cannot be set
* @throws UnsupportedTemporalTypeException if the field is not supported
* @throws ArithmeticException if numeric overflow occurs
*/
public function with(TemporalField $field, $newValue)
{
if ($field instanceof ChronoField) {
$f = $field;
$f->checkValidValue($newValue);
switch ($f) {
case ChronoField::MONTH_OF_YEAR():
return $this->withMonth((int) $newValue);
case ChronoField::PROLEPTIC_MONTH():
return $this->plusMonths($newValue - $this->getProlepticMonth());
case ChronoField::YEAR_OF_ERA():
return $this->withYear((int) ($this->year < 1 ? 1 - $newValue : $newValue));
case ChronoField::YEAR():
return $this->withYear((int) $newValue);
case ChronoField::ERA():
return $this->getLong(ChronoField::ERA()) == $newValue ? $this : $this->withYear(1 - $this->year);
}
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return $field->adjustInto($this, $newValue);
}
/**
* @dataProvider data_samples
*/
public function test_samples_set(TemporalField $field, LocalDate $date, $value)
{
$this->assertEquals($field->adjustInto(LocalDate::MAX(), $value), $date);
$this->assertEquals($field->adjustInto(LocalDate::MIN(), $value), $date);
$this->assertEquals($field->adjustInto(self::JAN01_1970(), $value), $date);
$this->assertEquals($field->adjustInto(self::DEC31_1969(), $value), $date);
$this->assertEquals($field->adjustInto(self::NOV12_1945(), $value), $date);
}
/**
* Gets the range of valid values for the specified field.
* <p>
* The range object expresses the minimum and maximum valid values for a field.
* This time is used to enhance the accuracy of the returned range.
* If it is not possible to return the range, because the field is not supported
* or for some other reason, an exception is thrown.
* <p>
* If the field is a {@link ChronoField} then the query is implemented here.
* The {@link #isSupported(TemporalField) supported fields} will return
* appropriate range instances.
* All other {@code ChronoField} instances will throw an {@code UnsupportedTemporalTypeException}.
* <p>
* If the field is not a {@code ChronoField}, then the result of this method
* is obtained by invoking {@code TemporalField.rangeRefinedBy(TemporalAccessor)}
* passing {@code this} as the argument.
* Whether the range can be obtained is determined by the field.
*
* @param TemporalField $field the field to query the range for, not null
* @return ValueRange the range of valid values for the field, not null
* @throws DateTimeException if the range for the field cannot be obtained
* @throws UnsupportedTemporalTypeException if the field is not supported
*/
public function range(TemporalField $field)
{
if ($field instanceof ChronoField) {
if ($field == ChronoField::OFFSET_SECONDS()) {
return $field->range();
}
return $this->time->range($field);
}
return $field->rangeRefinedBy($this);
}
