/**
* Return a particular part of a particular occurrence
*
* @param int $occurrence Occurrence index
* @param string $part Part identifier
* @return PartInterface Part instance
*/
protected function getOccurrencePart(&$occurrence, &$part)
{
reset($this->occurrences[$occurrence]);
if ($part == self::WILDCARD) {
$part = key($this->occurrences[$occurrence]);
}
return parent::getOccurrencePart($occurrence, $part);
}
