public IList<StockSymbolDTO> GetAllSymbols()
 {
     using (var context = new StockContext())
     {
         var stockSymbols  = context.StockSymbols.ToList();
         return ServiceMapper.Map<List<StockSymbol>, List<StockSymbolDTO>>(stockSymbols);
     }
 }
 public IList<SiteDTO> GetAllSites()
 {
     using (var context = new StockContext())
     {
         var sites =  context.Sites.ToList();
         return ServiceMapper.Map<List<Site>, List<SiteDTO>>(sites);
     }
 }