overflowdb.util

Class PackedIntArray

java.lang.Object

overflowdb.util.PackedIntArray

public class PackedIntArray
extends java.lang.Object

Int array that stores values in byte[] until number larger than min/max byte is written, then it grows to short[] and if number larger than short is written then it grows to int[]. For the specific case with the NodeDb.edgeOffsets where the most numbers fit into byte almost all the time it saves ~90Mb in a 1.3Gb heap.

Constructor Summary

Constructors

Constructor and Description
PackedIntArray(int length)
PackedIntArray(int[] source)

Method Summary

Modifier and Type	Method and Description
static PackedIntArray	create(int length)
int	get(int index)
int	length()
static PackedIntArray	of(int... values)
void	set(int index, int value)
int[]	toIntArray()

Methods inherited from class java.lang.Object

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

Constructor Detail

PackedIntArray

public PackedIntArray(int length)

PackedIntArray

public PackedIntArray(int[] source)

Method Detail

create

public static PackedIntArray create(int length)

of

public static PackedIntArray of(int... values)

length

public int length()

get

public int get(int index)

set

public void set(int index,
                int value)

toIntArray

public int[] toIntArray()