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

Interface DoubleDataStore

All Superinterfaces:

DataStore<java.lang.Double>

All Known Subinterfaces:

WritableDoubleDataStore

All Known Implementing Classes:

ArrayDoubleStore, MapIntegerDBIDDoubleStore

public interface DoubleDataStore
extends DataStore<java.lang.Double>

Double-valued data store (avoids boxing/unboxing).

Since:

0.5.0

Author:

Erich Schubert

Method Summary

Modifier and Type	Method and Description
double	doubleValue(DBIDRef id) Retrieves an object from the storage.
java.lang.Double	get(DBIDRef id) Deprecated. Use doubleValue(de.lmu.ifi.dbs.elki.database.ids.DBIDRef) instead, to avoid boxing/unboxing cost.

Method Detail

get

@Deprecated
java.lang.Double get(DBIDRef id)

Deprecated. Use doubleValue(de.lmu.ifi.dbs.elki.database.ids.DBIDRef) instead, to avoid boxing/unboxing cost.

Getter, but using objects.

Specified by:

get in interface DataStore<java.lang.Double>

Parameters:

id - Database ID.

Returns:

Object or null

doubleValue

double doubleValue(DBIDRef id)

Retrieves an object from the storage.

Parameters:

id - Database ID.

Returns:

Double value