Software engineering: friend is a user on a UML model [closed]

Closed. This question needs details or clarity. It is not currently accepting answers.

---

Want to improve this question? Add details and clari开发者_如何学运维fy the problem by editing this post.

Closed 5 years ago.

Improve this question

I'm developing a software where a user can be a friend of another user. Is friend a class on a UML model?

I think friend is a user.

Thank you.

---

Friend is a relationship between two users. See this list of relationship types, perhaps one of them will be right for what you are trying to model.