The simple answer is of course to include a start method on the Service interface. interface Service {
Typically interfaces that let you add listeners also include a remove method something like the following.
Before you jump on me with an obvious answer, let me qualify the question and say, not all classes are sub classable.
Let say we have an Order class and OrderManagerService class. Order class: [some state and methods that act on the state]
I\'m currently in the process of designing the class hierarchy for a simulation project. It is going to be a discrete-event simulation of a tree of Element instances. For brevity (and because I\'m onl
My questions are: When should we use value types and when reference types? What are the advantages and disadvantages of one over other?
I am looking for some class structure help.Lets say I have a class called Dog holds information about the dog (name, weight, type)but because there could be multiple dogs, I would also like a class to
I am new to archite开发者_C百科cture design and need some help on this. I have two class namely \'Part\' and \'Supplier\'.A part will have supplier.
I have the following class structure: public class Team { ... } public class Event { } public abstract class Fixture<T extends Team> implements Event {
Let\'s consider I want to create the following hierarchy: Animal -> Class (mammal, amphibian, ...) -> Family (Felidae, Canidae, ...) -> Species (cat, tiger, ...).
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