java-tutorials/patterns/front-controller/src/main/resources/front controller.puml

@startuml

class Handler {
doGet
doPost
}

abstract class AbstractCommand {
process
}
class ConcreteCommand1 {
process
}
class ConcreteCommand2 {
process
}

Handler .right.> AbstractCommand
AbstractCommand <|-- ConcreteCommand1
AbstractCommand <|-- ConcreteCommand2

@enduml