com.datadoghq.sketch.ddsketch

Class DDSketchWithExactSummaryStatistics

java.lang.Object

com.datadoghq.sketch.WithExactSummaryStatistics<DDSketch>

com.datadoghq.sketch.ddsketch.DDSketchWithExactSummaryStatistics

All Implemented Interfaces:

QuantileSketch<WithExactSummaryStatistics<DDSketch>>, java.util.function.DoubleConsumer

public class DDSketchWithExactSummaryStatistics
extends WithExactSummaryStatistics<DDSketch>

Constructor Summary

Constructors

Constructor and Description
DDSketchWithExactSummaryStatistics(IndexMapping indexMapping, java.util.function.Supplier<Store> storeSupplier)
DDSketchWithExactSummaryStatistics(java.util.function.Supplier<DDSketch> ddSketchConstructor)

Method Summary

Modifier and Type	Method and Description
DDSketchWithExactSummaryStatistics	copy()
static DDSketchWithExactSummaryStatistics	decode(Input input, java.util.function.Supplier<Store> storeSupplier)
static DDSketchWithExactSummaryStatistics	decode(Input input, java.util.function.Supplier<Store> storeSupplier, IndexMapping indexMapping)
void	decodeAndMergeWith(Input input)
void	encode(Output output, boolean omitIndexMapping)
IndexMapping	getIndexMapping()
Store	getNegativeValueStore()
Store	getPositiveValueStore()
static DDSketchWithExactSummaryStatistics	of(DDSketch sketch, double count, double min, double max, double sum) Constructs an instance of DDSketchWithExactSummaryStatistics from a DDSketch and exact summary statistics.

Methods inherited from class com.datadoghq.sketch.WithExactSummaryStatistics

accept, accept, addToCount, addToSum, clear, getCount, getMaxValue, getMinValue, getSum, getValueAtQuantile, getValuesAtQuantiles, max, mergeWith, min, simpleSum, sketch, sum, sumCompensation, updateMax, updateMin

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.datadoghq.sketch.QuantileSketch

getAverage, isEmpty

Methods inherited from interface java.util.function.DoubleConsumer

andThen

Constructor Detail

DDSketchWithExactSummaryStatistics

public DDSketchWithExactSummaryStatistics(java.util.function.Supplier<DDSketch> ddSketchConstructor)

DDSketchWithExactSummaryStatistics

public DDSketchWithExactSummaryStatistics(IndexMapping indexMapping,
                                          java.util.function.Supplier<Store> storeSupplier)

Method Detail

of

public static DDSketchWithExactSummaryStatistics of(DDSketch sketch,
                                                    double count,
                                                    double min,
                                                    double max,
                                                    double sum)

Constructs an instance of DDSketchWithExactSummaryStatistics from a DDSketch and exact summary statistics.

Parameters:

sketch - the instance of DDSketch

count - the exact count

min - the exact minimum value

max - the exact maximum value

sum - the exact sum

Returns:

a new instance of DDSketchWithExactSummaryStatistics

Throws:

java.lang.IllegalArgumentException - if provided exact summary statistics are known to be inconsistent

java.lang.NullPointerException - if the provided sketch is null

getIndexMapping

public IndexMapping getIndexMapping()

getNegativeValueStore

public Store getNegativeValueStore()

getPositiveValueStore

public Store getPositiveValueStore()

copy

public DDSketchWithExactSummaryStatistics copy()

Specified by:

copy in interface QuantileSketch<WithExactSummaryStatistics<DDSketch>>

Overrides:

copy in class WithExactSummaryStatistics<DDSketch>

Returns:

a (deep) copy of this sketch

encode

public void encode(Output output,
                   boolean omitIndexMapping)
            throws java.io.IOException

Throws:

java.io.IOException

decodeAndMergeWith

public void decodeAndMergeWith(Input input)
                        throws java.io.IOException

Throws:

java.io.IOException

decode

public static DDSketchWithExactSummaryStatistics decode(Input input,
                                                        java.util.function.Supplier<Store> storeSupplier)
                                                 throws java.io.IOException

Throws:

java.io.IOException

decode

public static DDSketchWithExactSummaryStatistics decode(Input input,
                                                        java.util.function.Supplier<Store> storeSupplier,
                                                        IndexMapping indexMapping)
                                                 throws java.io.IOException

Throws:

java.io.IOException