/*
* 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 java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.xml.namespace.QName;
import org.opengis.filter.BinaryComparisonOperator;
import org.opengis.filter.BinaryLogicOperator;
import org.opengis.filter.Filter;
import org.opengis.filter.FilterFactory;
import org.opengis.filter.Id;
import org.opengis.filter.Not;
import org.opengis.filter.PropertyIsBetween;
import org.opengis.filter.PropertyIsLike;
import org.opengis.filter.PropertyIsNil;
import org.opengis.filter.PropertyIsNull;
import org.opengis.filter.expression.Function;
import org.opengis.filter.spatial.BinarySpatialOperator;
import org.opengis.filter.temporal.BinaryTemporalOperator;
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:BinaryLogicOpType.
*
* <p>
* <pre>
* <code>
* <xsd:complexType name="BinaryLogicOpType">
* <xsd:complexContent>
* <xsd:extension base="ogc:LogicOpsType">
* <xsd:choice maxOccurs="unbounded" minOccurs="2">
* <xsd:element ref="ogc:comparisonOps"/>
* <xsd:element ref="ogc:spatialOps"/>
* <xsd:element ref="ogc:logicOps"/>
* </xsd:choice>
* </xsd:extension>
* </xsd:complexContent>
* </xsd:complexType>
*
* </code>
* </pre>
* </p>
*
* @generated
*
*
*
* @source $URL$
*/
public class OGCBinaryLogicOpTypeBinding extends AbstractComplexBinding {
private FilterFactory factory;
public OGCBinaryLogicOpTypeBinding(FilterFactory factory) {
this.factory = factory;
}
/**
* @generated
*/
public QName getTarget() {
return OGC.BinaryLogicOpType;
}
/**
* <!-- 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 BinaryLogicOperator.class;
}
/**
* <!-- begin-user-doc -->
* <!-- 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 bindigns
return null;
// //TODO: replace with element bindings
// Filter f1 = (Filter) node.getChildValue(0);
// Filter f2 = (Filter) node.getChildValue(1);
//
// String name = instance.getName();
//
// // <xsd:element name="And" substitutionGroup="ogc:logicOps" type="ogc:BinaryLogicOpType"/>
// if ("And".equals(name)) {
// return factory.and(f1, f2);
// }
// // <xsd:element name="Or" substitutionGroup="ogc:logicOps" type="ogc:BinaryLogicOpType"/>
// else if ("Or".equals(name)) {
// return factory.or(f1, f2);
// } else {
// throw new IllegalStateException(name);
// }
}
public Object getProperty(Object object, QName qName)
throws Exception {
BinaryLogicOperator operator = (BinaryLogicOperator) object;
// this method is acutally used by later version of the filter spec, so it handles
// everything
//use the local part to handle both OGC and FES namespaces
String name = qName.getLocalPart();
if ("comparisonOps".equals(name)) {
List comparison = new ArrayList();
for (Iterator f = operator.getChildren().iterator(); f.hasNext();) {
Filter filter = (Filter) f.next();
if (!(filter instanceof BinarySpatialOperator || filter instanceof BinaryTemporalOperator) &&
(filter instanceof BinaryComparisonOperator ||
filter instanceof PropertyIsLike ||
filter instanceof PropertyIsNull ||
filter instanceof PropertyIsNil ||
filter instanceof PropertyIsBetween) ) {
comparison.add(filter);
}
}
if (!comparison.isEmpty()) {
return comparison;
}
}
if ("spatialOps".equals(name)) {
List spatial = new ArrayList();
for (Iterator f = operator.getChildren().iterator(); f.hasNext();) {
Filter filter = (Filter) f.next();
if (filter instanceof BinarySpatialOperator) {
spatial.add(filter);
}
}
if (!spatial.isEmpty()) {
return spatial;
}
}
if ("temporalOps".equals(name)) {
List temporal = new ArrayList();
for (Iterator f = operator.getChildren().iterator(); f.hasNext();) {
Filter filter = (Filter) f.next();
if (filter instanceof BinaryTemporalOperator) {
temporal.add(filter);
}
}
if (!temporal.isEmpty()) {
return temporal;
}
}
if ("logicOps".equals(name)) {
List logic = new ArrayList();
for (Iterator f = operator.getChildren().iterator(); f.hasNext();) {
Filter filter = (Filter) f.next();
if (filter instanceof BinaryLogicOperator || filter instanceof Not) {
logic.add(filter);
}
}
if (!logic.isEmpty()) {
return logic;
}
}
if ("_Id".equals(name)) {
List ids = new ArrayList();
for (Filter filter : operator.getChildren()) {
if (filter instanceof Id) {
ids.add(filter);
}
}
if (!ids.isEmpty()) {
return ids;
}
}
if ("Function".equals(name)) {
List functions = new ArrayList();
for (Filter filter : operator.getChildren()) {
if (filter instanceof Function) {
functions.add(filter);
}
}
if (!functions.isEmpty()) {
return functions;
}
}
//TODO:
//<xsd:element ref="fes:extensionOps"/>
return null;
}
}