Package org.neo4j.graphalgo.core.utils.paged

Class HugeLongLongMap

java.lang.Object

org.neo4j.graphalgo.core.utils.paged.HugeLongLongMap

All Implemented Interfaces:

java.lang.Iterable<com.carrotsearch.hppc.cursors.LongLongCursor>

public final class HugeLongLongMap
extends java.lang.Object
implements java.lang.Iterable<com.carrotsearch.hppc.cursors.LongLongCursor>

map with long=>long mapping and huge underlying storage, so it can store more than 2B values

Constructor Summary

Constructors

Constructor	Description
HugeLongLongMap(long expectedElements, AllocationTracker tracker)	New instance with sane defaults.
HugeLongLongMap(AllocationTracker tracker)	New instance with sane defaults.

Method Summary

Modifier and Type	Method	Description
void	addTo(long key, long value)
void	clear()
boolean	containsKey(long key)
long	getOrDefault(long key, long defaultValue)
boolean	isEmpty()
java.util.Iterator<com.carrotsearch.hppc.cursors.LongLongCursor>	iterator()
static MemoryEstimation	memoryEstimation()
void	put(long key, long value)
void	release()
long	size()
long	sizeOf()
java.lang.String	toString()	Convert the contents of this map to a human-friendly string.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

HugeLongLongMap

public HugeLongLongMap(AllocationTracker tracker)

New instance with sane defaults.

HugeLongLongMap

public HugeLongLongMap(long expectedElements,
                       AllocationTracker tracker)

New instance with sane defaults.

Method Detail

memoryEstimation

public static MemoryEstimation memoryEstimation()

sizeOf

public long sizeOf()

put

public void put(long key,
                long value)

addTo

public void addTo(long key,
                  long value)

getOrDefault

public long getOrDefault(long key,
                         long defaultValue)

containsKey

public boolean containsKey(long key)

size

public long size()

isEmpty

public boolean isEmpty()

clear

public void clear()

release

public void release()

iterator

public java.util.Iterator<com.carrotsearch.hppc.cursors.LongLongCursor> iterator()

Specified by:

iterator in interface java.lang.Iterable<com.carrotsearch.hppc.cursors.LongLongCursor>

toString

public java.lang.String toString()

Convert the contents of this map to a human-friendly string.

Overrides:

toString in class java.lang.Object