package de.lmu.ifi.dbs.elki.database.datastore;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2015
Ludwig-Maximilians-Universität München
Lehr- und Forschungseinheit für Datenbanksysteme
ELKI Development Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see .
*/
import de.lmu.ifi.dbs.elki.database.ids.DBID;
import de.lmu.ifi.dbs.elki.database.ids.DBIDRef;
import de.lmu.ifi.dbs.elki.database.ids.DBIDVar;
/**
* DBID-valued data store (avoids boxing/unboxing).
*
* @author Erich Schubert
* @since 0.4.0
*/
public interface DBIDDataStore extends DataStore {
/**
* Getter, but using objects.
*
* @deprecated Use {@link #assignVar} and a {@link DBIDVar} instead, to avoid boxing/unboxing cost.
*/
@Override
@Deprecated
DBID get(DBIDRef id);
/**
* Retrieves an object from the storage.
*
* @param id Database ID.
* @param var Variable to update.
* @return {@code var}
*/
DBIDVar assignVar(DBIDRef id, DBIDVar var);
}