_propDict)) { return $this->_propDict["lowerNumber"]; } else { return null; } } /** * Sets the lowerNumber * Lower number. * * @param int $val The value of the lowerNumber * * @return NumberRange */ public function setLowerNumber($val) { $this->_propDict["lowerNumber"] = $val; return $this; } /** * Gets the upperNumber * Upper number. * * @return int|null The upperNumber */ public function getUpperNumber() { if (array_key_exists("upperNumber", $this->_propDict)) { return $this->_propDict["upperNumber"]; } else { return null; } } /** * Sets the upperNumber * Upper number. * * @param int $val The value of the upperNumber * * @return NumberRange */ public function setUpperNumber($val) { $this->_propDict["upperNumber"] = $val; return $this; } }