in core/src/main/java/com/spotify/metrics/core/LockFreeExponentiallyDecayingReservoir.java [153:162]
public void accept(Double priority, WeightedSample sample) {
double newWeight = sample.weight * scalingFactor;
if (Double.compare(newWeight, 0) == 0) {
return;
}
WeightedSample newSample = new WeightedSample(sample.value, newWeight);
if (values.put(priority * scalingFactor, newSample) == null) {
count++;
}
}