toMap method
Implementation
@override
Map<String, dynamic> toMap() => <String, dynamic>{
_Param.barrierEventType: barrierEventType,
_Param.barrierType: barrierType,
_Param.barrierLabel: barrierLabel,
_Param.minLightIntensity: minLightIntensity,
_Param.maxLightIntensity: maxLightIntensity,
};