public IEnumerable <CdmaCellView> GetViews(string collegeName)
{
var ids = _repository.GetCdmaCellIds(collegeName);
var query = ids.Select(_cellRepository.Get).Where(cell => cell != null).ToList();
return(query.Any()
? query.Select(x => CdmaCellView.ConstructView(x, _btsRepository))
: null);
}