com.facebook.presto.common.array

Class AdaptiveLongBigArray

java.lang.Object

com.facebook.presto.common.array.AdaptiveLongBigArray

public class AdaptiveLongBigArray
extends Object

This variation of BigArray is designed to expand segments up to some reasonable extend and add more segments if the maximum segment capacity is reached This implementation allows to keep the redirection table small so it does fit into L1 CPU cache

Constructor Summary

Constructors

Constructor and Description
AdaptiveLongBigArray()

Method Summary

Modifier and Type	Method and Description
void	clear()
void	ensureCapacity(int length)
long	get(int index)
long	getRetainedSizeInBytes()
void	set(int index, long value)
void	swap(int first, int second)

Methods inherited from class java.lang.Object

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

Constructor Detail

AdaptiveLongBigArray

public AdaptiveLongBigArray()

Method Detail

getRetainedSizeInBytes

public long getRetainedSizeInBytes()

get

public long get(int index)

set

public void set(int index,
                long value)

swap

public void swap(int first,
                 int second)

ensureCapacity

public void ensureCapacity(int length)

clear

public void clear()