io.druid.query.aggregation.datasketches.theta

Class SketchHolder

java.lang.Object

io.druid.query.aggregation.datasketches.theta.SketchHolder

public class SketchHolder
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SketchHolder.Func

Field Summary

Fields

Modifier and Type	Field and Description
static Comparator<Object>	COMPARATOR
static SketchHolder	EMPTY

Method Summary

Modifier and Type	Method and Description
static Object	combine(Object o1, Object o2, int nomEntries)
static SketchHolder	deserialize(Object serializedSketch)
boolean	equals(Object o)
double	getEstimate()
SketchEstimateWithErrorBounds	getEstimateWithErrorBounds(int errorBoundsStdDev)
com.yahoo.sketches.theta.Sketch	getSketch()
static SketchHolder	of(Object obj)
static SketchHolder	sketchSetOperation(SketchHolder.Func func, int sketchSize, Object... holders)
void	updateUnion(com.yahoo.sketches.theta.Union union)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final SketchHolder EMPTY

COMPARATOR

public static final Comparator<Object> COMPARATOR

Method Detail

of

public static SketchHolder of(Object obj)

updateUnion

public void updateUnion(com.yahoo.sketches.theta.Union union)

getSketch

public com.yahoo.sketches.theta.Sketch getSketch()

getEstimate

public double getEstimate()

getEstimateWithErrorBounds

public SketchEstimateWithErrorBounds getEstimateWithErrorBounds(int errorBoundsStdDev)

combine

public static Object combine(Object o1,
                             Object o2,
                             int nomEntries)

deserialize

public static SketchHolder deserialize(Object serializedSketch)

sketchSetOperation

public static SketchHolder sketchSetOperation(SketchHolder.Func func,
                                              int sketchSize,
                                              Object... holders)

equals

public boolean equals(Object o)

Overrides:

equals in class Object