if (statDatum == null) {
statDatum = new MetricDatum()
.withDimensions(datum.getDimensions())
.withMetricName(metricName)
.withUnit(datum.getUnit())
.withStatisticValues(new StatisticSet()
.withMaximum(value)
.withMinimum(value)
.withSampleCount(0.0)
.withSum(0.0))
;
uniqueMetrics.put(key, statDatum);
}
StatisticSet stat = statDatum.getStatisticValues();
stat.setSampleCount(stat.getSampleCount() + 1.0);
stat.setSum(stat.getSum() + value);
if (value > stat.getMaximum()) {
stat.setMaximum(value);
} else if (value < stat.getMinimum()) {
stat.setMinimum(value);
}
}