public void GetTest()
        {
            GetAirplaneCommand f = CommandFactory.GetAirplaneCommand();

            f.Execute();
            Assert.NotNull(f.GetResult());
        }
 public ActionResult <IEnumerable <Entity> > Get()
 {
     try
     {
         GetAirplaneCommand f = CommandFactory.GetAirplaneCommand();
         f.Execute();
         return(Ok(f.GetResult().ToList()));
     }
     catch (DbErrorException ex)
     {
         return(BadRequest(new { ex.Message }));
     }
     catch (Exception)
     {
         return(null);
     }
 }