Thesis full text (PDF) - Politecnico di Milano

3.4.2 Application Specification
In this section we will specify each scenario according to the use case diagram of the application.
We divide the total use case into two main site views. User site view and Group site view. We
have shown each site view in several small scenarios such as View Personal Information, Send
Friend Invitation and so on. Here, ‘Object’ defines the classes and ‘Action’ defines the
functionalities.
3.4.2.1 User Site View
View Personal Information
Actor: User
Object: User/Friend/GroupMember, Interest, Recommendation
Action
• View: User can view his/her own personal information.
• Modify: User can modify his/her own personal information.
• Add New: User can add new personal interest in his/her profiles. Ex. add new movie,
novel etc.
• Delete: User can delete any information or interest from his/her profile.
Send Friend Invitation
Actor: User
Object: User, Invitation
Action
• Send Invitation: User can send Friend Invitation to other User. The invited User can
review this Invitation and can accept or deny the Invitation.
Review Friend Invitation
Actor: User
Object: User, Friend
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