/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* 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;
* version 2.1 of the License.
*
* 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.
*/
package org.geotools.filter.v1_0;
import javax.xml.namespace.QName;
import com.vividsolutions.jts.geom.GeometryFactory;
import org.opengis.filter.FilterFactory2;
import org.opengis.filter.expression.Expression;
import org.opengis.filter.spatial.DWithin;
import org.geotools.xml.AbstractComplexBinding;
import org.geotools.xml.ElementInstance;
import org.geotools.xml.Node;
/**
* Binding object for the element http://www.opengis.net/ogc:DWithin.
*
* <p>
* <pre>
* <code>
* <xsd:element name="DWithin" substitutionGroup="ogc:spatialOps" type="ogc:DistanceBufferType"/>
*
* </code>
* </pre>
* </p>
*
* @generated
*
* @source $URL$
*/
public class OGCDWithinBinding extends AbstractComplexBinding {
FilterFactory2 filterFactory;
GeometryFactory geometryFactory;
public OGCDWithinBinding(FilterFactory2 filterFactory, GeometryFactory geometryFactory) {
this.filterFactory = filterFactory;
this.geometryFactory = geometryFactory;
}
/**
* @generated
*/
public QName getTarget() {
return OGC.DWithin;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Class getType() {
return DWithin.class;
}
public int getExecutionMode() {
return AFTER;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Object parse(ElementInstance instance, Node node, Object value)
throws Exception {
//TODO: units
Expression[] operands = OGCUtils.spatial(node, filterFactory, geometryFactory);
double distance = ((Double) node.getChildValue("Distance")).doubleValue();
String units = (String) node.getChild("Distance").getAttributeValue("units");
return filterFactory.dwithin(operands[0], operands[1], distance, units);
}
}