Example: 會員制
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| @startuml
abstract class UserState
{
+ LICENCE = 'undefined user'
+ getLicense()
+ register()
+ subscribe()
+ cancelSubscription()
+ deleteAccount()
}
class GuestState
{
# program
+ LICENCE = 'guest'
+ __construct(Program $program)
+ register()
+ subscribe()
+ cancelSubscription()
+ deleteAccount()
}
class MemberState
{
# program
+ LICENCE = 'member'
+ __construct(Program $program)
+ register()
+ subscribe()
+ cancelSubscription()
+ deleteAccount()
}
class PremiumState
{
# program
+ LICENCE = 'premium'
+ __construct(Program $program)
+ register()
+ subscribe()
+ cancelSubscription()
+ deleteAccount()
}
UserState <|.. GuestState
UserState <|.. MemberState
UserState <|.. PremiumState
class Program
{
# license
# guestState
# memberState
# premiumState
+ __construct()
+ register()
+ getLicense()
+ subscribe()
+ cancelSubscription()
+ deleteAccount()
+ setGuestState()
+ setMemberState()
+ setPremiumState()
+ getState()
}
GuestState <--> Program
MemberState <--> Program
PremiumState <--> Program
@enduml
|
ʕ •ᴥ•ʔ：若不熟悉 UML 類別圖，可參考UML類別圖說明。