64 lines
1.6 KiB
Plaintext
64 lines
1.6 KiB
Plaintext
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@startuml
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package com.iluwatar.eda.handler {
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class UserCreatedEventHandler {
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- LOGGER : Logger {static}
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+ UserCreatedEventHandler()
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+ onEvent(event : UserCreatedEvent)
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}
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class UserUpdatedEventHandler {
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- LOGGER : Logger {static}
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+ UserUpdatedEventHandler()
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+ onEvent(event : UserUpdatedEvent)
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}
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}
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package com.iluwatar.eda.event {
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abstract class AbstractEvent {
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+ AbstractEvent()
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+ getType() : Class<? extends Event>
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}
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class UserCreatedEvent {
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- user : User
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+ UserCreatedEvent(user : User)
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+ getUser() : User
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}
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class UserUpdatedEvent {
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- user : User
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+ UserUpdatedEvent(user : User)
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+ getUser() : User
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}
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}
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package com.iluwatar.eda.framework {
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interface Event {
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+ getType() : Class<? extends Event> {abstract}
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}
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class EventDispatcher {
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- handlers : Map<Class<? extends Event>, Handler<? extends Event>>
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+ EventDispatcher()
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+ dispatch(event : E extends Event)
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+ registerHandler(eventType : Class<E extends Event>, handler : Handler<E extends Event>)
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}
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interface Handler<E extends Event> {
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+ onEvent(E extends Event) {abstract}
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}
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}
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package com.iluwatar.eda.model {
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class User {
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- username : String
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+ User(username : String)
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+ getUsername() : String
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}
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}
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package com.iluwatar.eda {
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class App {
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+ App()
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+ main(args : String[]) {static}
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}
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}
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UserCreatedEvent --> "-user" User
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UserUpdatedEvent --> "-user" User
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AbstractEvent ..|> Event
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UserCreatedEvent --|> AbstractEvent
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UserUpdatedEvent --|> AbstractEvent
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UserCreatedEventHandler ..|> Handler
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UserUpdatedEventHandler ..|> Handler
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@enduml
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