Package io.activej.aggregation.measure

Class HyperLogLog

java.lang.Object

io.activej.aggregation.measure.HyperLogLog

All Implemented Interfaces:

Comparable<HyperLogLog>

public final class HyperLogLog
extends Object
implements Comparable<HyperLogLog>

Constructor Summary

Constructors

Constructor	Description
HyperLogLog(byte[] registers)
HyperLogLog(int registers)

Method Summary

Modifier and Type	Method	Description
void	addInt(int value)
void	addLong(long value)
void	addLongHash(long longHash)
void	addObject(Object item)
void	addToRegister(int register, int valueHash)
int	compareTo(HyperLogLog that)
int	estimate()
byte[]	getRegisters()
void	union(HyperLogLog another)
static HyperLogLog	union(HyperLogLog a, HyperLogLog b)

Methods inherited from class java.lang.Object

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

Constructor Details

HyperLogLog

public HyperLogLog(int registers)

HyperLogLog

public HyperLogLog(byte[] registers)

Method Details

getRegisters

public byte[] getRegisters()

union

public static HyperLogLog union(HyperLogLog a,
 HyperLogLog b)

union

public void union(HyperLogLog another)

addToRegister

public void addToRegister(int register,
 int valueHash)

addLongHash

public void addLongHash(long longHash)

addObject

public void addObject(Object item)

addLong

public void addLong(long value)

addInt

public void addInt(int value)

estimate

public int estimate()

compareTo

public int compareTo(HyperLogLog that)

Specified by:

compareTo in interface Comparable<HyperLogLog>