@startuml
!theme cerulean-outline
box "Choose Joined Group"
actor "User" as user
participant "disp:Display Manager" as disp
participant "gro:Group Manager" as gro
participant "sess:Session Manager" as sess
end box
activate user
|||
ref over user, disp, gro, sess : View All Joined Group
user -> disp ++ : CHOOSE_GROUP
user -> disp : group_name
disp -> disp : filter(joined_group_list, group_name)
disp -> user : filtered_joined_group
deactivate user
@enduml
