@startuml sequence DTRAM adapter

    Adapter -> Captain : getCaptain()
    activate Captain

    Captain -> FishingBoatAdapter : getValue()
    activate FishingBoatAdapter

    FishingBoatAdapter -> FishingBoat : getValue()
    activate FishingBoat

    FishingBoat --> FishingBoatAdapter : return value
    deactivate FishingBoat

    FishingBoatAdapter --> Captain : return fishingBoatAdapter.getValue()
    deactivate FishingBoatAdapter

    Captain --> Adapter : return captain.getValue()
    deactivate Captain

@enduml