A Comparator that compares trigger's next fire times, or in other words, sorts them according to earliest next fire time. If the fire times are the same, then the triggers are sorted according to priority (highest value first), if the priorities are the same, then they are sorted by key.

[SerializableAttribute]
public class TriggerTimeComparator : IComparer<ITrigger>

[SerializableAttribute]
public class TriggerTimeComparator : IComparer<ITrigger>