//validation annotation goes here
 //transaction annotation goes here
 public void AddLogin(Login login)
 {
     _loginRepository.Create(login);
 }
 //validation annotation goes here
 //transaction annotation goes here
 public void Deactivate(Login login)
 {
     login.Active = false;
     _loginRepository.Update(login);
 }
 //validation annotation goes here
 //transaction annotation goes here
 public void Activate(Login login)
 {
     login.Active = true;
     _loginRepository.Update(login);
 }