/*
* The JTS Topology Suite is a collection of Java classes that
* implement the fundamental operations required to validate a given
* geo-spatial data set to a known topological specification.
*
* Copyright (C) 2001 Vivid Solutions
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* For more information, contact:
*
* Vivid Solutions
* Suite #1A
* 2328 Government Street
* Victoria BC V8T 5G5
* Canada
*
* (250)385-6040
* www.vividsolutions.com
*/
package com.revolsys.geometry.test.old.generator;
import com.revolsys.geometry.model.Geometry;
import com.revolsys.geometry.model.Point;
/**
*
* Creates a point based on the bounding box.
*
* This implementation returns the centroid.
*
* @author David Zwiers, Vivid Solutions.
*/
public class PointGenerator extends GeometryGenerator {
/**
* @see com.revolsys.geometry.testold.generator.GeometryGenerator#newIterator()
* @throws NullPointerException when either the Geometry Factory, or the Bounding Box are undefined.
*/
@Override
public Geometry newGeometry() {
if (this.geometryFactory == null) {
throw new NullPointerException("GeometryFactory is not declared");
} else if (this.boundingBox == null || this.boundingBox.isEmpty()) {
throw new NullPointerException("Bounding Box is not declared");
} else {
final Point point = this.boundingBox.toGeometry().getCentroid();
return point.convertGeometry(this.geometryFactory);
}
}
}