spring-api-controller-dto.puml

@startuml
skinparam monochrome reverse
skinparam shadowing false

participant client
activate client
activate SpringBoot
boundary AccountController
activate AccountController
client -> SpringBoot: GET /api/accounts/123

SpringBoot -> AccountController: accountInfo("123")
create Account
AccountController -> Account: (find Account)
activate Account
create AccountView
AccountController -> AccountView: transform(account)
activate AccountView
deactivate Account

SpringBoot -> Jackson: mapToJson(view)
Jackson -> AccountView: getId()
AccountView --> Jackson: 123
Jackson -> AccountView: getBalance()
AccountView --> Jackson: 10
Jackson -> Jackson: generate JSON
deactivate AccountView
Jackson --> SpringBoot: {"id": 123, "balance": 10}

SpringBoot --> client: {"id": 123, "balance": 10}
deactivate AccountController
deactivate SpringBoot
deactivate client
@enduml