Package io.airlift.stats

Class TDigest

java.lang.Object

io.airlift.stats.TDigest

public class TDigest
extends Object

This class is NOT thread safe.

Field Summary

Fields

Modifier and Type	Field	Description
static final double	DEFAULT_COMPRESSION

Constructor Summary

Constructors

Constructor	Description
TDigest()
TDigest(double compression)

Method Summary

Modifier and Type	Method	Description
void	add(double value)
void	add(double value, double weight)
static TDigest	copyOf(TDigest other)
static TDigest	deserialize(io.airlift.slice.Slice serialized)
int	estimatedInMemorySizeInBytes()
double	getCount()
double	getMax()
double	getMin()
void	mergeWith(TDigest other)
io.airlift.slice.Slice	serialize()
int	serializedSizeInBytes()
double	valueAt(double quantile)
double[]	valuesAt(double... quantiles)
List<Double>	valuesAt(List<Double> quantiles)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_COMPRESSION

public static final double DEFAULT_COMPRESSION

See Also:

• Constant Field Values

Constructor Details

TDigest

public TDigest()

TDigest

public TDigest(double compression)

Method Details

copyOf

public static TDigest copyOf(TDigest other)

deserialize

public static TDigest deserialize(io.airlift.slice.Slice serialized)

getMin

public double getMin()

getMax

public double getMax()

getCount

public double getCount()

add

public void add(double value)

add

public void add(double value,
 double weight)

mergeWith

public void mergeWith(TDigest other)

valueAt

public double valueAt(double quantile)

valuesAt

public List<Double> valuesAt(List<Double> quantiles)

valuesAt

public double[] valuesAt(double... quantiles)

serialize

public io.airlift.slice.Slice serialize()

serializedSizeInBytes

public int serializedSizeInBytes()

estimatedInMemorySizeInBytes

public int estimatedInMemorySizeInBytes()