/**
* @inheritdoc
*/
protected function getParameterRules()
{
$parentRules = parent::getParameterRules();
$rules = [self::RULE_ALLOWED_PAGING_PARAMS => [self::PARAM_PAGING_SIZE, self::PARAM_PAGING_NUMBER]];
$result = empty($parentRules) === true ? $rules : $rules + $parentRules;
return $result;
}
