/*
* 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 org.picocontainer.MutablePicoContainer;
import javax.xml.namespace.QName;
import org.opengis.filter.FilterFactory;
import org.opengis.filter.expression.BinaryExpression;
import org.opengis.filter.expression.Expression;
import org.geotools.xml.AbstractComplexBinding;
import org.geotools.xml.ElementInstance;
import org.geotools.xml.Node;
/**
* Binding object for the type http://www.opengis.net/ogc:BinaryOperatorType.
*
* <p>
* <pre>
* <code>
* <xsd:complexType name="BinaryOperatorType">
* <xsd:complexContent>
* <xsd:extension base="ogc:ExpressionType">
* <xsd:sequence>
* <xsd:element maxOccurs="2" minOccurs="2" ref="ogc:expression"/>
* </xsd:sequence>
* </xsd:extension>
* </xsd:complexContent>
* </xsd:complexType>
*
* </code>
* </pre>
* </p>
*
* @generated
*
*
*
* @source $URL$
*/
public class OGCBinaryOperatorTypeBinding extends AbstractComplexBinding {
private FilterFactory factory;
public OGCBinaryOperatorTypeBinding(FilterFactory factory) {
this.factory = factory;
}
/**
* @generated
*/
public QName getTarget() {
return OGC.BinaryOperatorType;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public int getExecutionMode() {
return OVERRIDE;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Class getType() {
return BinaryExpression.class;
}
/**
* <!-- begin-user-doc -->
* We check out the instance for the <code>op</code> so we can fail early.
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public void initialize(ElementInstance instance, Node node, MutablePicoContainer context) {
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated modifiable
*/
public Object parse(ElementInstance instance, Node node, Object value)
throws Exception {
//implemented by element bindings
return null;
// //TODO: replace this binding with element bindings
// Expression e1 = (Expression) node.getChildValue(0);
// Expression e2 = (Expression) node.getChildValue(1);
//
// String name = instance.getName();
//
// // <xsd:element name="Add" substitutionGroup="ogc:expression" type="ogc:BinaryOperatorType"/>
// if ("Add".equals(name)) {
// return factory.add(e1, e2);
// }
//
// // <xsd:element name="Sub" substitutionGroup="ogc:expression" type="ogc:BinaryOperatorType"/>
// if ("Sub".equals(name)) {
// return factory.subtract(e1, e2);
// }
//
// // <xsd:element name="Mul" substitutionGroup="ogc:expression" type="ogc:BinaryOperatorType"/>
// if ("Mul".equals(name)) {
// return factory.multiply(e1, e2);
// }
//
// // <xsd:element name="Div" substitutionGroup="ogc:expression" type="ogc:BinaryOperatorType"/>
// if ("Div".equals(name)) {
// return factory.divide(e1, e2);
// }
//
// throw new IllegalStateException("BinaryOpperatorType supports Add, Sub, Mul, Div");
}
public Object getProperty(Object object, QName name)
throws Exception {
BinaryExpression binary = (BinaryExpression) object;
if (OGC.expression.equals(name)) {
return new Expression[] { binary.getExpression1(), binary.getExpression2() };
}
return null;
}
}