diff options
author | Andrej Shadura <andrewsh@debian.org> | 2019-03-09 22:30:41 +0000 |
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committer | Andrej Shadura <andrewsh@debian.org> | 2019-03-09 22:30:41 +0000 |
commit | 38212b3127e90751fb39cda34250bc11be62b76c (patch) | |
tree | dc1397346030e9695bd763dddc93b3be527cd643 /elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/DataStoreIDMap.java | |
parent | 337087b668d3a54f3afee3a9adb597a32e9f7e94 (diff) |
Import Upstream version 0.7.0
Diffstat (limited to 'elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/DataStoreIDMap.java')
-rw-r--r-- | elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/DataStoreIDMap.java | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/DataStoreIDMap.java b/elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/DataStoreIDMap.java new file mode 100644 index 00000000..70e0a3f6 --- /dev/null +++ b/elki/src/main/java/de/lmu/ifi/dbs/elki/database/datastore/DataStoreIDMap.java @@ -0,0 +1,41 @@ +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 <http://www.gnu.org/licenses/>. + */ + +import de.lmu.ifi.dbs.elki.database.ids.DBIDRef; + +/** + * Interface to map DBIDs to integer record ids for use in storage. + * + * @author Erich Schubert + */ +public interface DataStoreIDMap { + /** + * Map a DBID to an array offset. + * + * @param dbid DBID + * @return record id {@code id >= 0} + */ + int mapDBIDToOffset(DBIDRef dbid); +} |