AssessmentAnywhere.Services.GradeBoundaries.GradeBoundaries.SetBoundaries C# (CSharp) Метод

        public void SetBoundaries(IEnumerable<IBoundary> newBoundaries)
        {
            var newBoundariesList = newBoundaries as List<IBoundary> ?? newBoundaries.ToList();
            if (newBoundariesList.Select(b => b.Grade).Distinct().Count() != newBoundariesList.Count)
            {
                throw new ArgumentException("Boundary grades must be unique.", "newBoundaries");
            }

            if (newBoundariesList.Select(b => b.MinResult).Distinct().Count() != newBoundariesList.Count)
            {
                throw new ArgumentException("Boundary min results must be unique.", "newBoundaries");
            }

            this.boundaries = newBoundariesList.ToDictionary(b => b.Grade);
        }