| gvSIG desktop 1

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

* This program is free software; you can redistribute it and/or

* modify it under the terms of the GNU General Public License

* as published by the Free Software Foundation; either version 2

* 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 General Public License for more details.

* 

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

* MA  02110-1301, USA.

* 

*/

/*

* AUTHORS (In addition to CIT):

* 2008 {{Company}}   {{Task}}

*/

package org.gvsig.fmap.data.index.spatial.spatialindex;

import java.io.File;

import java.io.IOException;

import org.gvsig.fmap.data.index.IndexException;

import org.gvsig.fmap.data.index.spatial.SpatialIndex;

import org.gvsig.fmap.data.index.spatial.SpatialIndexFactory;

import org.gvsig.fmap.data.index.spatial.SpatialIndexParameters;

public class RTreeSptLibFactory extends SpatialIndexFactory {

        static {

                registerFactory(Factories.SPATIALINDEX_RTREE, "RTreeSptLibFactory", RTreeSptLibFactory.class);

        }

        public SpatialIndex createSpatialIndex(SpatialIndexParameters params) throws IndexException {

                if  (params == null) {

                        params = new SpatialIndexParameters();

                }

                String filename =  params.getFilename();

                if (filename == null) {

                        try {

                                File file = File.createTempFile("gvsig", ".qix");

                                filename = file.getAbsolutePath();

                                params.setOverwrite(true);

                        } catch (IOException ioe) {

                                throw new IndexException(ioe);

                        }

                }

                return new RTreeSptLib(params.isOverwrite(), filename);

        }

}