BusinessLogic.Logic.Users.GamingGroupInviteConsumer.ValidateGamingGroupInvitation C# (CSharp) Метод

        private GamingGroupInvitation ValidateGamingGroupInvitation(string gamingGroupInvitationId)
        {
            var invitation = dataContext.FindById<GamingGroupInvitation>(new Guid(gamingGroupInvitationId));

            if (invitation == null)
            {
                throw new EntityDoesNotExistException(typeof(GamingGroupInvitation), gamingGroupInvitationId);
            }
            return invitation;
        }