BudgetAnalyser.Engine.Statement.BankImportUtilities.FetchLong C# (CSharp) Method

        internal long FetchLong([NotNull] string[] array, int index)
        {
            if (array == null)
            {
                throw new ArgumentNullException(nameof(array));
            }

            if (index > array.Length - 1 || index < 0)
            {
                ThrowIndexOutOfRangeException(array, index);
            }

            var stringToParse = array[index];
            long retval;
            if (!long.TryParse(stringToParse, out retval))
            {
                this.logger.LogError(l => "BankImportUtilities: Unable to parse long: " + stringToParse);
                throw new InvalidDataException("Expected long, but provided data is invalid. " + stringToParse);
            }

            return retval;
        }