com.graphhopper.coll

Class OSMIDMap

java.lang.Object

com.graphhopper.coll.OSMIDMap

All Implemented Interfaces:

LongIntMap

public class OSMIDMap
extends Object
implements LongIntMap

This is a special purpose map for writing increasing OSM IDs with consecutive values. It stores a map from long to int in a memory friendly way and but does NOT provide O(1) access.

Author:

Peter Karich

Constructor Summary

Constructors

Constructor and Description
OSMIDMap(Directory dir)
OSMIDMap(Directory dir, int noNumber)

Method Summary

Modifier and Type	Method and Description
int	get(long key)
long	getCapacity()
int	getMemoryUsage()
long	getSize()
void	optimize()
int	put(long key, int value)
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

OSMIDMap

public OSMIDMap(Directory dir)

OSMIDMap

public OSMIDMap(Directory dir,
                int noNumber)

Method Detail

remove

public void remove()

put

public int put(long key,
               int value)

Specified by:

put in interface LongIntMap

get

public int get(long key)

Specified by:

get in interface LongIntMap

getSize

public long getSize()

Specified by:

getSize in interface LongIntMap

getCapacity

public long getCapacity()

getMemoryUsage

public int getMemoryUsage()

Specified by:

getMemoryUsage in interface LongIntMap

optimize

public void optimize()

Specified by:

optimize in interface LongIntMap