/// <summary>
/// Cancels all timeouts associated with the given receiver destination.
/// </summary>
/// <param name="receiver">The destination of the timeout</param>
/// <returns>The number of timeouts removed.</returns>
public int CancelTimeoutByReceiver(ITimeoutReceiver receiver)
{
lock (_timeouts)
{
return(_timeouts.RemoveAll(t => t.Receiver == receiver));
}
}
/// <summary>
/// Schedules a timeout event to occur in a given amount of time.
/// </summary>
/// <param name="receiver">The interface that will receive the timeout notification</param>
/// <param name="state">An object that will be attached to the timeout event</param>
/// <param name="due">The number of milliseconds that will elapse before the interface is notifies</param>
/// <returns>A handle that identifies the timeout event</returns>
public int ScheduleTimeout(ITimeoutReceiver receiver, object state, int due)
{
TimeoutInfo info = new TimeoutInfo()
{
State = state,
Receiver = receiver,
ExpiresAt = _utcNow().AddMilliseconds(due)
};
lock (_timeouts)
{
info.ID = _nextTimeoutId++;
if (_nextTimeoutId >= int.MaxValue)
{
_nextTimeoutId = 0;
}
// add the timeout in order
var index = _timeouts.BinarySearch(info, info);
if (index < 0)
{
index = ~index;
}
_timeouts.Insert(index, info);
}
_recheckTimeout.Set();
return(info.ID);
}
