public ExerciseDTO GetExercise(string exerciseName)
        {
            IExerciseDAL exerciseDAL = ExerciseDALFactory.GetExerciseDAL();
            ExerciseDTO  exercise    = exerciseDAL.GetExerciseDTOByName(exerciseName);

            return(exercise);
        }
        public ExerciseDTO GetExerciseByName(string exerciseName)
        {
            IExerciseDAL dal = ExerciseDALFactory.GetExerciseDAL();

            return(dal.GetExerciseDTOByName(exerciseName));
        }