public RangeIntervalGenerator(long start, long end)
{
_iterator = new RangeIntervalIterator(start, end);
}
/// <summary>
/// Initializes a new instance of the <see cref="RangeIntervalGenerator"/> class.
/// </summary>
/// <param name="start">The start.</param>
/// <param name="end">The end.</param>
/// <param name="calendarStepUnit">The calendar step unit.</param>
public RangeIntervalGenerator(long start, long end, int calendarStepAmount)
{
_iterator = new RangeIntervalIterator(start, end, calendarStepAmount);
}