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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/>.
*/
/**
* Defines the interface for an object that listens to changes in a
* {@link DataStore}.
*
* @author Elke Achtert
* @since 0.4.0
*
* @apiviz.uses DataStoreEvent oneway - - listens
* @apiviz.excludeSubtypes
*
* @see DataStore
* @see DataStoreEvent
*/
public interface DataStoreListener {
/**
* Invoked after objects of the datastore have been updated, inserted or
* removed in some way.
*
* @param e the update event
*/
void contentChanged(DataStoreEvent e);
/**
* Invoked after the data store has been destroyed.
*
* @param e the destroy event
*/
//void dataStoreDestroyed(DataStoreEvent e);
}
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