public function setAdGroupID($adGroupID = null)
{
// validation for constraint: int
if (!is_null($adGroupID) && !is_numeric($adGroupID)) {
throw new \InvalidArgumentException(sprintf('Invalid value, please provide a numeric value, "%s" given', gettype($adGroupID)), __LINE__);
}
$this->AdGroupID = $adGroupID;
return $this;
}