private String regionScanNextKey;
private MetricMutableCounterLong regionPut;
private MetricMutableCounterLong regionDelete;
private MetricMutableCounterLong regionIncrement;
private MetricMutableCounterLong regionAppend;
<BUG>private MetricMutableStat regionGet;

private MetricMutableStat regionScanNext;
</BUG>
public MetricsRegionSourceImpl(MetricsRegionWrapper regionWrapper,

private String regionScanNextKey;
private MetricMutableCounterLong regionPut;
private MetricMutableCounterLong regionDelete;
private MetricMutableCounterLong regionIncrement;
private MetricMutableCounterLong regionAppend;
private MetricMutableHistogram regionGet;
private MetricMutableHistogram regionScanNext;
public MetricsRegionSourceImpl(MetricsRegionWrapper regionWrapper,
