com.yahoo.sketches.hll

Class Preamble.Builder

java.lang.Object

com.yahoo.sketches.hll.Preamble.Builder

Enclosing class:

Preamble

public static class Preamble.Builder
extends Object

Builder for the Preamble

Constructor Summary

Constructors

Constructor and Description
Builder()

Method Summary

Modifier and Type	Method and Description
Preamble	build() Build this Preamble
Preamble.Builder	setFamilyId(byte familyId) Sets the Family ID for this Preamble
Preamble.Builder	setFlags(byte flags) Sets the flags byte for this Preamble
Preamble.Builder	setLogConfigK(byte logConfigK) Sets the value of k by using the log_base2 of K
Preamble.Builder	setPreambleLongs(byte preambleLongs) Sets the preamble longs byte
Preamble.Builder	setSeed(long seed) Sets the seed hash from the given seed
Preamble.Builder	setSeedHash(short seedHash) Sets the seed hash directly from the given seed hash
Preamble.Builder	setVersion(byte version) Sets the serialization version of this Preamble

Methods inherited from class java.lang.Object

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

Constructor Detail

Builder

public Builder()

Method Detail

setPreambleLongs

public Preamble.Builder setPreambleLongs(byte preambleLongs)

Sets the preamble longs byte

Parameters:

preambleLongs - the size of the preamble in longs

Returns:

this Builder

setVersion

public Preamble.Builder setVersion(byte version)

Sets the serialization version of this Preamble

Parameters:

version - the serialization version

Returns:

this Builder

setFamilyId

public Preamble.Builder setFamilyId(byte familyId)

Sets the Family ID for this Preamble

Parameters:

familyId - the Family ID

Returns:

this Builder

setLogConfigK

public Preamble.Builder setLogConfigK(byte logConfigK)

Sets the value of k by using the log_base2 of K

Parameters:

logConfigK - the log_base2 of K

Returns:

this Builder

setFlags

public Preamble.Builder setFlags(byte flags)

Sets the flags byte for this Preamble

Parameters:

flags - the flags byte

Returns:

this Builder

setSeed

public Preamble.Builder setSeed(long seed)

Sets the seed hash from the given seed

Parameters:

seed - the given seed

Returns:

this Builder

setSeedHash

public Preamble.Builder setSeedHash(short seedHash)

Sets the seed hash directly from the given seed hash

Parameters:

seedHash - the given seed hash

Returns:

this Builder

build

public Preamble build()

Build this Preamble

Returns:

a new Preamble