/** * @param integer $dateAdded * @return null */ public function setDateAdded($dateAdded) { if (!isset($this->loadedFields['dateAdded'])) { $this->loadProperties(); } $oldValue = null; if (array_key_exists('dateAdded', $this->loadedValues)) { $oldValue = $this->loadedValues['dateAdded']; } if ($oldValue === $dateAdded) { $this->dateAdded = $dateAdded; return; } return parent::setDateAdded($dateAdded); }