in metrics/src/main/java/com/facebook/battery/metrics/healthstats/HealthStatsMetrics.java [508:520]
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
HealthStatsMetrics that = (HealthStatsMetrics) o;
if (dataType != null ? !dataType.equals(that.dataType) : that.dataType != null) return false;
return Utilities.sparseArrayEquals(measurement, that.measurement)
&& Utilities.sparseArrayEquals(measurements, that.measurements)
&& Utilities.sparseArrayEquals(timer, that.timer)
&& Utilities.sparseArrayEquals(timers, that.timers)
&& Utilities.sparseArrayEquals(stats, that.stats);
}