/// <summary>
/// Use this static method to resolve relative time references and obtain the corresponding
/// DateTime objects. Example:
/// <code>
/// TimeParser pStart = new TimeParser("now-1month"); // starting time
/// TimeParser pEnd = new TimeParser("start+1week"); // ending time
/// TimeSpec specStart = pStart.Parse();
/// TimeSpec specEnd = pEnd.Parse();
/// DateTime[] gc = TimeSpec.GetTimes(specStart, specEnd);
/// </code>
/// </summary>
/// <param name="spec1">Starting time specification</param>
/// <param name="spec2">Ending time specification</param>
/// <returns>Two element array containing DateTime objects</returns>
public static DateTime[] GetTimes(TimeSpec spec1, TimeSpec spec2)
{
if (spec1.Type == TimeSpecType.Start || spec2.Type == TimeSpecType.End)
{
throw new RrdException("Recursive time specifications not allowed");
}
spec1.context = spec2;
spec2.context = spec1;
return new[]
{
spec1.GetTime(),
spec2.GetTime()
};
}
