public static function init()
{
self::$NANO_OF_SECOND = new ChronoField(0, "NanoOfSecond", ChronoUnit::NANOS(), ChronoUnit::SECONDS(), ValueRange::of(0, 999999999));
self::$NANO_OF_DAY = new ChronoField(1, "NanoOfDay", ChronoUnit::NANOS(), ChronoUnit::DAYS(), ValueRange::of(0, 86400 * 1000000000 - 1));
self::$MICRO_OF_SECOND = new ChronoField(2, "MicroOfSecond", ChronoUnit::MICROS(), ChronoUnit::SECONDS(), ValueRange::of(0, 999999));
self::$MICRO_OF_DAY = new ChronoField(3, "MicroOfDay", ChronoUnit::MICROS(), ChronoUnit::DAYS(), ValueRange::of(0, 86400 * 1000000 - 1));
self::$MILLI_OF_SECOND = new ChronoField(4, "MilliOfSecond", ChronoUnit::MILLIS(), ChronoUnit::SECONDS(), ValueRange::of(0, 999));
self::$MILLI_OF_DAY = new ChronoField(5, "MilliOfDay", ChronoUnit::MILLIS(), ChronoUnit::DAYS(), ValueRange::of(0, 86400 * 1000 - 1));
self::$SECOND_OF_MINUTE = new ChronoField(6, "SecondOfMinute", ChronoUnit::SECONDS(), ChronoUnit::MINUTES(), ValueRange::of(0, 59), "second");
self::$SECOND_OF_DAY = new ChronoField(7, "SecondOfDay", ChronoUnit::SECONDS(), ChronoUnit::DAYS(), ValueRange::of(0, 86400 - 1));
self::$MINUTE_OF_HOUR = new ChronoField(8, "MinuteOfHour", ChronoUnit::MINUTES(), ChronoUnit::HOURS(), ValueRange::of(0, 59), "minute");
self::$MINUTE_OF_DAY = new ChronoField(9, "MinuteOfDay", ChronoUnit::MINUTES(), ChronoUnit::DAYS(), ValueRange::of(0, 24 * 60 - 1));
self::$HOUR_OF_AMPM = new ChronoField(10, "HourOfAmPm", ChronoUnit::HOURS(), ChronoUnit::HALF_DAYS(), ValueRange::of(0, 11));
self::$CLOCK_HOUR_OF_AMPM = new ChronoField(11, "ClockHourOfAmPm", ChronoUnit::HOURS(), ChronoUnit::HALF_DAYS(), ValueRange::of(1, 12));
self::$HOUR_OF_DAY = new ChronoField(12, "HourOfDay", ChronoUnit::HOURS(), ChronoUnit::DAYS(), ValueRange::of(0, 23), "hour");
self::$CLOCK_HOUR_OF_DAY = new ChronoField(13, "ClockHourOfDay", ChronoUnit::HOURS(), ChronoUnit::DAYS(), ValueRange::of(1, 24));
self::$AMPM_OF_DAY = new ChronoField(14, "AmPmOfDay", ChronoUnit::HALF_DAYS(), ChronoUnit::DAYS(), ValueRange::of(0, 1), "dayperiod");
self::$DAY_OF_WEEK = new ChronoField(15, "DayOfWeek", ChronoUnit::DAYS(), ChronoUnit::WEEKS(), ValueRange::of(1, 7), "weekday");
self::$ALIGNED_DAY_OF_WEEK_IN_MONTH = new ChronoField(16, "AlignedDayOfWeekInMonth", ChronoUnit::DAYS(), ChronoUnit::WEEKS(), ValueRange::of(1, 7));
self::$ALIGNED_DAY_OF_WEEK_IN_YEAR = new ChronoField(17, "AlignedDayOfWeekInYear", ChronoUnit::DAYS(), ChronoUnit::WEEKS(), ValueRange::of(1, 7));
self::$DAY_OF_MONTH = new ChronoField(18, "DayOfMonth", ChronoUnit::DAYS(), ChronoUnit::MONTHS(), ValueRange::ofVariable(1, 28, 31), "day");
self::$DAY_OF_YEAR = new ChronoField(19, "DayOfYear", ChronoUnit::DAYS(), ChronoUnit::YEARS(), ValueRange::ofVariable(1, 365, 366));
self::$EPOCH_DAY = new ChronoField(20, "EpochDay", ChronoUnit::DAYS(), ChronoUnit::FOREVER(), ValueRange::of(Year::MIN_VALUE * 365.25, Year::MAX_VALUE * 365.25));
self::$ALIGNED_WEEK_OF_MONTH = new ChronoField(21, "AlignedWeekOfMonth", ChronoUnit::WEEKS(), ChronoUnit::MONTHS(), ValueRange::ofVariable(1, 4, 5));
self::$ALIGNED_WEEK_OF_YEAR = new ChronoField(22, "AlignedWeekOfYear", ChronoUnit::WEEKS(), ChronoUnit::YEARS(), ValueRange::of(1, 53));
self::$MONTH_OF_YEAR = new ChronoField(23, "MonthOfYear", ChronoUnit::MONTHS(), ChronoUnit::YEARS(), ValueRange::of(1, 12), "month");
self::$PROLEPTIC_MONTH = new ChronoField(24, "ProlepticMonth", ChronoUnit::MONTHS(), ChronoUnit::FOREVER(), ValueRange::of(Year::MIN_VALUE * 12, Year::MAX_VALUE * 12 + 11));
self::$YEAR_OF_ERA = new ChronoField(25, "YearOfEra", ChronoUnit::YEARS(), ChronoUnit::FOREVER(), ValueRange::ofVariable(1, Year::MAX_VALUE, Year::MAX_VALUE + 1));
self::$YEAR = new ChronoField(26, "Year", ChronoUnit::YEARS(), ChronoUnit::FOREVER(), ValueRange::of(Year::MIN_VALUE, Year::MAX_VALUE), "year");
self::$ERA = new ChronoField(27, "Era", ChronoUnit::ERAS(), ChronoUnit::FOREVER(), ValueRange::of(0, 1), "era");
self::$INSTANT_SECONDS = new ChronoField(28, "InstantSeconds", ChronoUnit::SECONDS(), ChronoUnit::FOREVER(), ValueRange::of(Long::MIN_VALUE, Long::MAX_VALUE));
self::$OFFSET_SECONDS = new ChronoField(29, "OffsetSeconds", ChronoUnit::SECONDS(), ChronoUnit::FOREVER(), ValueRange::of(-18 * 3600, 18 * 3600));
}
public function range(ChronoField $field)
{
switch ($field) {
case CF::PROLEPTIC_MONTH():
$range = CF::PROLEPTIC_MONTH()->range();
return ValueRange::of($range->getMinimum() + self::YEARS_DIFFERENCE * 12, $range->getMaximum() + self::YEARS_DIFFERENCE * 12);
case CF::YEAR_OF_ERA():
$range = CF::YEAR()->range();
return ValueRange::ofVariable(1, -($range->getMinimum() + self::YEARS_DIFFERENCE) + 1, $range->getMaximum() + self::YEARS_DIFFERENCE);
case CF::YEAR():
$range = CF::YEAR()->range();
return ValueRange::of($range->getMinimum() + self::YEARS_DIFFERENCE, $range->getMaximum() + self::YEARS_DIFFERENCE);
}
return $field->range();
}
public function range()
{
return ValueRange::ofVariable(1, 52, 53);
}
public function test_range()
{
$this->assertEquals(CF::MONTH_OF_YEAR()->range(), ValueRange::of(1, 12));
$this->assertEquals(CF::MONTH_OF_YEAR()->rangeRefinedBy(LocalDate::of(2000, 2, 29)), ValueRange::of(1, 12));
$this->assertEquals(CF::DAY_OF_MONTH()->range(), ValueRange::ofVariable(1, 28, 31));
$this->assertEquals(CF::DAY_OF_MONTH()->rangeRefinedBy(LocalDate::of(2000, 2, 29)), ValueRange::of(1, 29));
}
public function range()
{
return ValueRange::ofVariable(1, 90, 92);
}
/**
* 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 month-day 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 == ChronoField::MONTH_OF_YEAR()) {
return $field->range();
} else {
if ($field == ChronoField::DAY_OF_MONTH()) {
return ValueRange::ofVariable(1, $this->getMonth()->minLength(), $this->getMonth()->maxLength());
}
}
return parent::range($field);
}
private static function WEEK_OF_WEEK_BASED_YEAR_RANGE()
{
if (self::$WEEK_OF_WEEK_BASED_YEAR_RANGE === null) {
self::$WEEK_OF_WEEK_BASED_YEAR_RANGE = ValueRange::ofVariable(1, 52, 53);
}
return self::$WEEK_OF_WEEK_BASED_YEAR_RANGE;
}
