public MembershipList <Group> GetGroupMemberOfList(Guid memberUId, bool isMemberGroup = false, bool includeDisabledMembership = false) { SecurityPrincipalBase member = isMemberGroup ? new Group { UId = memberUId } as SecurityPrincipalBase : new User { UId = memberUId } as SecurityPrincipalBase; return(_dal.GetGroupMemberOfList(member, includeDisabledMembership)); }