builder pattern

https://plantuml-proxy.vercel.app/svg/https://scrapbox.io/api/code/suto3/builder_pattern/builder.uml#.svg

code:builder.uml

@startuml

class Director {

builder

construct()

}

class Builder {

buildPart()

}

class ConcreteBuilder {

buildPart()

getResult() : Product

}

class Product {

}

Director o-> Builder

Builder <|- ConcreteBuilder

ConcreteBuilder --> Product : Creates >

@enduml