public synchronized void clear() {
sampling.removeDerivedStatistic(average);
average = new MinMaxAverage();
sampling.addDerivedStatistic(average);
}
public LatencyMonitor(Set<T> targets) {
this.sampling = new LatencySampling<T>(targets, 1.0);
this.average = new MinMaxAverage();
sampling.addDerivedStatistic(average);
}