package de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.flat;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2014
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.data.NumberVector;
import de.lmu.ifi.dbs.elki.database.relation.Relation;
import de.lmu.ifi.dbs.elki.index.tree.spatial.SpatialEntry;
import de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.AbstractRStarTreeFactory;
import de.lmu.ifi.dbs.elki.index.tree.spatial.rstarvariants.AbstractRTreeSettings;
import de.lmu.ifi.dbs.elki.persistent.PageFile;
import de.lmu.ifi.dbs.elki.persistent.PageFileFactory;
/**
* Factory for flat R*-Trees.
*
* @author Erich Schubert
*
* @apiviz.stereotype factory
* @apiviz.uses FlatRStarTreeIndex oneway - - «create»
*
* @param Object type
*/
public class FlatRStarTreeFactory extends AbstractRStarTreeFactory, AbstractRTreeSettings> {
/**
* Constructor.
*
* @param pageFileFactory Data storage
* @param settings Index settings
*/
public FlatRStarTreeFactory(PageFileFactory> pageFileFactory, AbstractRTreeSettings settings) {
super(pageFileFactory, settings);
}
@Override
public FlatRStarTreeIndex instantiate(Relation relation) {
PageFile pagefile = makePageFile(getNodeClass());
FlatRStarTreeIndex index = new FlatRStarTreeIndex<>(relation, pagefile, settings);
return index;
}
protected Class getNodeClass() {
return FlatRStarTreeNode.class;
}
/**
* Parameterization class.
*
* @author Erich Schubert
*
* @apiviz.exclude
*/
public static class Parameterizer extends AbstractRStarTreeFactory.Parameterizer {
@Override
protected FlatRStarTreeFactory makeInstance() {
return new FlatRStarTreeFactory<>(pageFileFactory, settings);
}
@Override
protected AbstractRTreeSettings createSettings() {
return new AbstractRTreeSettings();
}
}
}