//-----------------------------------------------------------------------------------------
/// <summary>
/// Builds a date from the next valid crontab entries
/// after the given date
/// </summary>
/// <param name="cebs">Entries to choose from</param>
/// <param name="afterDate">Date after wich next valid date is calculated from</param>
/// <returns>the next valid date</returns>
public ScheduleTime[] Next(CrontabEntryList cebs, DateTime afterDate)
{
ScheduleTime[] dates = new ScheduleTime[cebs.Count];
for (int i = 0; i < dates.Length; i++)
{
dates[i] = Next(cebs[i], afterDate);
}
Array.Sort(dates);
List<ScheduleTime> retList = new List<ScheduleTime>();
ScheduleTime first = dates[0];
retList.Add(first);
for (int i = 1; i < dates.Length; i++)
{
if (dates[i].CompareTo(first) == 0)
retList.Add(dates[i]);
else
break;
}
return (ScheduleTime[])retList.ToArray();
}
//-----------------------------------------------------------------------------------------
/// <summary>
/// Gets thes next CrontabEntry in the given Array.
/// We care only for one cause only need to know the next execution time.
/// </summary>
/// <param name="cebs"></param>
/// <returns></returns>
public CrontabEntry GetNextCrontabEntry(CrontabEntryList cebs)
{
long[] times = new long[cebs.Count];
int value = 0;
int index = 0;
for (int i = 0; i < cebs.Count; i++)
{
times[i] = Next(cebs[i]).Date.Ticks;
}
long number = times[index];
for (int i = 0; i < times.Length; i++)
{
if (times[i] < number)
{
number = times[i];
value = i;
}
}
return cebs[value];
}
//-----------------------------------------------------------------------------------------
/// <summary>
/// Builds a date from the next valid crontab entries
/// </summary>
/// <param name="cebs"></param>
/// <returns>the next valid date</returns>
public ScheduleTime[] Next(CrontabEntryList cebs)
{
return Next(cebs, DateTime.Now);
}
