@startuml

title Retrieve alerts

(*) --> "Read file names in events_received directory"

--> if "New file detected" then
	--> [yes] "Check alert validity"
	--> if "Alert is valid"
		--> [yes] "Transform alert in request"
		--> "Launch scheduling"
		--> (*)
	else
		--> [no] (*)
	endif
	
else
	---> [no] "Read files names in events_received directory"
endif

@enduml