Prizm.Main.Forms.Settings.SaveSettingsCommand.SaveRoles C# (CSharp) Method

        private void SaveRoles()
        {
           if (viewModel.Roles != null)
           {
              viewModel.Roles.ForEach<Role>(_ => repos.RoleRepo.SaveOrUpdate(_));
              log.Info("Settings setup for Roles has been updated in DB.");
           }
        }