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package de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.strategies.overflow;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2012
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.index.tree.IndexTreePath;
import de.lmu.ifi.dbs.elki.index.tree.spatial.SpatialEntry;
import de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.AbstractRStarTree;
import de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.AbstractRStarTreeNode;
import de.lmu.ifi.dbs.elki.utilities.optionhandling.AbstractParameterizer;
/**
* Always split, as in the original R-Tree
*
* @author Erich Schubert
*/
public class SplitOnlyOverflowTreatment implements OverflowTreatment {
/**
* Static instance
*/
public static final SplitOnlyOverflowTreatment STATIC = new SplitOnlyOverflowTreatment();
/**
* Constructor
*/
public SplitOnlyOverflowTreatment() {
super();
}
@Override
public <N extends AbstractRStarTreeNode<N, E>, E extends SpatialEntry> boolean handleOverflow(AbstractRStarTree<N, E> tree, N node, IndexTreePath<E> path) {
return false;
}
@Override
public void reinitialize() {
// Nothing to do
}
/**
* Parameterization class.
*
* @author Erich Schubert
*
* @apiviz.exclude
*/
public static class Parameterizer extends AbstractParameterizer {
@Override
protected SplitOnlyOverflowTreatment makeInstance() {
return SplitOnlyOverflowTreatment.STATIC;
}
}
}
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