/**
* Gets the value of the specified field from this date-time as a {@code long}.
* <p>
* This queries this date-time 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 date-time.
* 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) {
$f = $field;
return $f->isTimeBased() ? $this->time->getLong($field) : $this->date->getLong($field);
}
return $field->getFrom($this);
}
/**
* @param TemporalField $field
* @return int
* @throws UnsupportedTemporalTypeException
*/
public function getLong(TemporalField $field)
{
$value = $this->fieldValues->get($field);
if ($value !== null) {
return $value;
}
if ($this->date !== null && $this->date->isSupported($field)) {
return $this->date->getLong($field);
}
if ($this->time !== null && $this->time->isSupported($field)) {
return $this->time->getLong($field);
}
if ($field instanceof CF) {
throw new UnsupportedTemporalTypeException("Unsupported field: " . $field);
}
return $field->getFrom($this);
}
/**
* Gets the value of the specified field from this time as a {@code long}.
* <p>
* This queries this time 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 time.
* 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) {
if ($field == ChronoField::OFFSET_SECONDS()) {
return $this->offset->getTotalSeconds();
}
return $this->time->getLong($field);
}
return $field->getFrom($this);
}
