public class ApproximateHistogramFoldingAggregatorFactory extends ApproximateHistogramAggregatorFactory
fieldName, lowerLimit, name, numBuckets, resolution, upperLimit
Constructor and Description |
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ApproximateHistogramFoldingAggregatorFactory(String name,
String fieldName,
Integer resolution,
Integer numBuckets,
Float lowerLimit,
Float upperLimit) |
Modifier and Type | Method and Description |
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boolean |
equals(Object o) |
Aggregator |
factorize(ColumnSelectorFactory metricFactory) |
BufferAggregator |
factorizeBuffered(ColumnSelectorFactory metricFactory) |
byte[] |
getCacheKey() |
AggregatorFactory |
getCombiningFactory()
Returns an AggregatorFactory that can be used to combine the output of aggregators from this factory.
|
int |
hashCode() |
String |
toString() |
combine, deserialize, finalizeComputation, getAggregatorStartValue, getComparator, getFieldName, getLowerLimit, getMaxIntermediateSize, getMergingFactory, getName, getNumBuckets, getRequiredColumns, getResolution, getTypeName, getUpperLimit, requiredFields
mergeAggregators
public Aggregator factorize(ColumnSelectorFactory metricFactory)
factorize
in class ApproximateHistogramAggregatorFactory
public BufferAggregator factorizeBuffered(ColumnSelectorFactory metricFactory)
factorizeBuffered
in class ApproximateHistogramAggregatorFactory
public AggregatorFactory getCombiningFactory()
AggregatorFactory
getCombiningFactory
in class ApproximateHistogramAggregatorFactory
public byte[] getCacheKey()
getCacheKey
in class ApproximateHistogramAggregatorFactory
public boolean equals(Object o)
equals
in class ApproximateHistogramAggregatorFactory
public int hashCode()
hashCode
in class ApproximateHistogramAggregatorFactory
public String toString()
toString
in class ApproximateHistogramAggregatorFactory
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