SequenceDiagram [frame=true framecolor=steelblue label="Miseàjour"] {
 actor "Source de données tierces" as Source
actor "OnlineBet" as web
actor "Événement" as Event

activate Source


  Source --> web "metàjour(12,0,1)"
activate web
 web --> Event "metàjour(0,1)"
  activate Event
  Event --> web "données mises a jour"
  deactivate Event
  web --> Source "données reçues"


deactivate Source
deactivate web
}
SequenceDiagram [frame=true framecolor=steelblue label="event_introuvable"] {
 actor "Source de données tierces" as Source
actor "OnlineBet" as web
actor "Événement" as Event

activate Source


  Source --> web "metàjour(12,0,1)"
activate web

  activate Event
  
  deactivate Event
  web --> Source "erreur(Evènement introuvable)"


deactivate Source
deactivate web
}