| package protectedregions; | |
| public class BoilerActuator { | |
| public int execute(int temperatureDifference, boolean boilerStatus) { | |
| // protected region execute on begin | |
| if (temperatureDifference > 0 && boilerStatus == true) { | |
| return 1; // turn off boiler | |
| } | |
| else if (temperatureDifference < 0 && boilerStatus == false) { | |
| return 2; // turn on boiler | |
| } | |
| else return 0; // do nothing | |
| // protected region execute end | |
| } | |
| } |