Clyde/Documents/proto/messaging_extension/class.uml

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@startuml
title Class diagram for Messaging extension
package Messages {
class Message{
content: String
response: Message
respond(User, String)
}
class Discussion{
name: String
users: ArrayList<User>
invite(User)
sendMessage(User, String)
}
Discussion *-- Message
}
package Forums {
class Forum{
name: String
Owner: Teacher
Registered: ArrayList<User>
{static} createForum(Course): Forum
createTopic(String): Topic
createPoll(String, PollType, ArrayList<Option>): Poll
}
class Topic{
subject: String
author: Teacher
content: String
answer(User, String): Answer
lock(Boolean)
}
class Answer{
author: User
content: String
anonymous: Boolean
remove()
}
class Poll{
options: ArrayList<Option>
type: PollType
answer(User, Option): Vote
addOption(Option)
}
class Option{
name: String
}
class Vote{
voter: User
}
enum PollType {
ALLOW_NEW_OPTIONS
ALLOW_MULTIPLE_CHOICE
}
note "Change the behaviour of poll" as N
Forum *-l- Topic
Topic *-l- Answer
Topic <|-d- Poll
Poll *-l- Option
Option "1..*" -d-x Vote
Poll *-- Vote
Poll -- PollType
PollType .r. N
}
package Appointments{
class Appointment{
date: Date
teacher: Teacher
student: Student
{static} Appointment(Student, Teacher, Date)
accept()
refuse()
propose(Date)
export(): File
}
}
Appointments -[hidden]d- Messages
@enduml