BuildingCoder.NestedFamilyFunctions.ValidateFamilyDocument C# (CSharp) Метод

        private static void ValidateFamilyDocument(
            Document document)
        {
            if( null == document )
              {
            throw new ArgumentNullException( "document" );
              }

              if( !document.IsFamilyDocument )
              {
            throw new ArgumentOutOfRangeException(
              "The document provided is not a Family Document." );
              }
        }