title Sózó fejjel tisztítás

participant SnowPlow
participant SalterHead
participant RoadSection 1

activate SnowPlow

SnowPlow->SalterHead: doCleaning(Map, RoadSection 1)
activate SalterHead

SalterHead->SnowPlow: getSaltCount()
activate SnowPlow
SnowPlow-->SalterHead: saltCount
deactivate SnowPlow

opt saltCount > 0
SalterHead->SnowPlow: consumeSalt()
activate SnowPlow
SnowPlow-->SalterHead:
deactivate SnowPlow

SalterHead->RoadSection 1: setSalty()
activate RoadSection 1
RoadSection 1-->SalterHead:
deactivate RoadSection 1

end

SalterHead-->SnowPlow:
deactivate SalterHead

deactivate SnowPlow