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Diffstat (limited to 'src/de/lmu/ifi/dbs/elki/database/datastore/DataStore.java')
-rw-r--r-- | src/de/lmu/ifi/dbs/elki/database/datastore/DataStore.java | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/database/datastore/DataStore.java b/src/de/lmu/ifi/dbs/elki/database/datastore/DataStore.java new file mode 100644 index 00000000..b1f1e092 --- /dev/null +++ b/src/de/lmu/ifi/dbs/elki/database/datastore/DataStore.java @@ -0,0 +1,43 @@ +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) 2011 +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.DBID; +import de.lmu.ifi.dbs.elki.result.Result; + +/** + * Generic storage interface for objects indexed by {@link DBID}. + * + * @author Erich Schubert + * + * @param <T> Data type + */ +public interface DataStore<T> extends Result { + /** + * Retrieves an object from the storage. + * + * @param id Database ID. + * @return Object or {@code null} + */ + public T get(DBID id); +} |