C# (CSharp) IUserStudyRepository примеры использования

Пример #1

 public UserStudyService(IUserStudyRepository userStudyRepository)
 {
     UserStudyRepository = userStudyRepository;
 }

Пример #2

 public UserStudyController(UserStudyService userStudyService, IUserStudyRepository userStudyRepository)
 {
     UserStudyService    = userStudyService;
     UserStudyRepository = userStudyRepository;
 }