private void CreateGroups(IAuthorization authorization, long structure, long container)
        {
            var roletypes = _dbContext.Enrolls.Where(
                (c) => c.ContainerId == container
                ).Select(
                    (c) => c.RoleType
                ).Distinct();

            foreach (RoleType roletype in roletypes)
            {
                var roletypeContext = roletype;
                var users = _dbContext.Enrolls.Where(
                    (cu) =>
                    cu.ContainerId == container &&
                    cu.RoleTypeName == roletypeContext.Name &&
                    cu.RoleTypeStructureId == structure
                    ).Select(
                        (cu) =>
                        cu.User.Name
                    );

                authorization.AddGroup(authorization.GetGroupName(structure, container, roletype.Name), users);
            }
        }