de.lmu.ifi.dbs.elki.database.datastore
Class RangeIDMap

java.lang.Object
  de.lmu.ifi.dbs.elki.database.datastore.RangeIDMap

All Implemented Interfaces:

DataStoreIDMap

public class RangeIDMap
extends Object
implements DataStoreIDMap

Mapping a static DBID range to storage IDs.

Field Summary

(package private) DBIDRange

range Start offset

Constructor Summary

RangeIDMap(DBIDRange range)
Constructor from a static DBID range allocation.

Method Summary

int	map(DBID dbid) Map a DBID to a database id.

Methods inherited from class java.lang.Object

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

Field Detail

range

final DBIDRange range

Start offset

Constructor Detail

RangeIDMap

public RangeIDMap(DBIDRange range)

Constructor from a static DBID range allocation.

Parameters:

range - DBID range to use

Method Detail

map

public int map(DBID dbid)

Description copied from interface: DataStoreIDMap

Map a DBID to a database id.

Specified by:

map in interface DataStoreIDMap

Parameters:

dbid - DBID

Returns:

record id id >= 0