/// <summary>
/// Returns the cumulative time based on the given base time and duration iteration
/// </summary>
/// <param name="iteration">The iteration.</param>
/// <returns></returns>
public DateTime CumulativeTime(int iteration)
{
var timeSpan = TimeSpan.Zero;
if (iteration >= 0)
{
for (int i = 0; i <= iteration; i++)
{
timeSpan = timeSpan.Add(_items[i % _items.Count].Duration);
}
}
return(BaseTime.Add(timeSpan));
}
/// <summary>
/// Calculates the first end time when the activity set is first starting.
/// </summary>
/// <returns></returns>
public DateTime CalculateInitialEndTime()
{
var endTime = BaseTime;
// Determine if there should be an initial stagger by looking at the stagger setting for the
// very last entry. Since execution of the schedule can be repeated, using the duration of the
// last segment provides a way to calculate what the initial variance should be.
var lastSegment = GetSegment(SegmentCount - 1);
// If there is a stagger for the last segment, then calculate a variance based on the duration of
// the last segment and add it to the base time. This will provide an offset to be used for
// the initial startup of the schedule. If no stagger is required, then all clients will start
// at the BaseTime value, which will create a immediate increase in load.
if (lastSegment.Stagger)
{
endTime = BaseTime.Add(Variance(lastSegment.Duration));
}
TraceFactory.Logger.Debug("First End Time: {0}".FormatWith(endTime));
return(endTime);
}
