/*
* 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;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.logging.ConsoleHandler;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.geotools.gml.GMLFilterDocument;
import org.geotools.gml.GMLFilterGeometry;
import org.geotools.util.logging.Logging;
import org.opengis.filter.BinaryLogicOperator;
import org.opengis.filter.Filter;
import org.opengis.filter.BinaryComparisonOperator;
import org.opengis.filter.expression.Literal;
import org.opengis.filter.expression.PropertyName;
import org.xml.sax.InputSource;
import org.xml.sax.helpers.ParserAdapter;
import org.xml.sax.helpers.XMLFilterImpl;
/**
*
*
* @source $URL$
*/
public class FilterFilterTest extends TestCase {
public static void testWithoutFunction() throws Exception {
String filter = "<wfs:GetFeature service=\"WFS\" version=\"1.0.0\" " +
"outputFormat=\"GML2\" " +
"xmlns:topp=\"http://www.openplans.org/topp\" " +
"xmlns:wfs=\"http://www.opengis.net/wfs\" " +
"xmlns:ogc=\"http://www.opengis.net/ogc\" " +
"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" " +
"xsi:schemaLocation=\"http://www.opengis.net/wfs http://schemas.opengis.net/wfs/1.0.0/WFS-basic.xsd\">" +
"<wfs:Query typeName=\"topp:states\">" +
"<Filter xmlns=\"http://www.opengis.net/ogc\" xmlns:gml=\"http://www.opengis.net/gml\">" +
"<And>" +
"<Intersects>" +
"<PropertyName>the_geom</PropertyName>" +
"<gml:Polygon>" +
"<gml:outerBoundaryIs>" +
"<gml:LinearRing><gml:coordinates decimal=\".\" cs=\",\" ts=\" \">-99.79800943339099,30.41833858217994 -99.79800943339099,30.71813913408305 -99.49820888148788,30.71813913408305 -99.49820888148788,30.41833858217994 -99.79800943339099,30.41833858217994</gml:coordinates>" +
"</gml:LinearRing>" +
"</gml:outerBoundaryIs>" +
"</gml:Polygon>" +
"</Intersects>" +
"<BBOX><PropertyName>the_geom</PropertyName>" +
"<gml:Box><gml:coordinates decimal=\".\" cs=\",\" ts=\" \">-124.731422,24.955967 -66.969849,49.371735</gml:coordinates></gml:Box>" +
"</BBOX>" +
"</And>" +
"</Filter>" +
"</wfs:Query>" +
"</wfs:GetFeature>";
StringReader reader = new StringReader( filter );
InputSource requestSource = new InputSource(reader);
// instantiante parsers and content handlers
MyHandler contentHandler = new MyHandler();
FilterFilter filterParser = new FilterFilter(contentHandler, null);
GMLFilterGeometry geometryFilter = new GMLFilterGeometry(filterParser);
GMLFilterDocument documentFilter = new GMLFilterDocument(geometryFilter);
// read in XML file and parse to content handler
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser parser = factory.newSAXParser();
ParserAdapter adapter = new ParserAdapter(parser.getParser());
adapter.setContentHandler(documentFilter);
adapter.parse(requestSource);
assertEquals(contentHandler.filters.size(),1);
LogicFilterImpl f = (LogicFilterImpl) contentHandler.filters.get(0);
List sub = f.getSubFilters();
assertEquals(2,sub.size());
Filter f1 = (Filter) sub.get(0);
Filter f2 = (Filter) sub.get(1);
assertEquals(FilterType.GEOMETRY_INTERSECTS,Filters.getFilterType(f1));
assertEquals(FilterType.GEOMETRY_BBOX, Filters.getFilterType( f2));
}
public void testWithFunction() throws Exception {
String filter = "<wfs:GetFeature service=\"WFS\" version=\"1.0.0\" " +
"outputFormat=\"GML2\" " +
"xmlns:topp=\"http://www.openplans.org/topp\" " +
"xmlns:wfs=\"http://www.opengis.net/wfs\" " +
"xmlns:ogc=\"http://www.opengis.net/ogc\" " +
"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" " +
"xsi:schemaLocation=\"http://www.opengis.net/wfs http://schemas.opengis.net/wfs/1.0.0/WFS-basic.xsd\">" +
"<wfs:Query typeName=\"topp:states\">" +
"<Filter xmlns=\"http://www.opengis.net/ogc\" xmlns:gml=\"http://www.opengis.net/gml\">" +
"<Or>" +
"<And>" +
"<Intersects>" +
"<PropertyName>the_geom</PropertyName>" +
"<gml:Polygon>" +
"<gml:outerBoundaryIs>" +
"<gml:LinearRing><gml:coordinates decimal=\".\" cs=\",\" ts=\" \">-99.79800943339099,30.41833858217994 -99.79800943339099,30.71813913408305 -99.49820888148788,30.71813913408305 -99.49820888148788,30.41833858217994 -99.79800943339099,30.41833858217994</gml:coordinates>" +
"</gml:LinearRing>" +
"</gml:outerBoundaryIs>" +
"</gml:Polygon>" +
"</Intersects>" +
"<BBOX><PropertyName>the_geom</PropertyName>" +
"<gml:Box><gml:coordinates decimal=\".\" cs=\",\" ts=\" \">-124.731422,24.955967 -66.969849,49.371735</gml:coordinates></gml:Box>" +
"</BBOX>" +
"</And>" +
"<PropertyIsEqualTo>" +
"<Function name=\"geometryType\"><PropertyName>the_geom</PropertyName></Function>" +
"<Literal>Point</Literal>" +
"</PropertyIsEqualTo>" +
"</Or>" +
"</Filter>" +
"</wfs:Query>" +
"</wfs:GetFeature>";
StringReader reader = new StringReader( filter );
InputSource requestSource = new InputSource(reader);
// instantiante parsers and content handlers
MyHandler contentHandler = new MyHandler();
FilterFilter filterParser = new FilterFilter(contentHandler, null);
GMLFilterGeometry geometryFilter = new GMLFilterGeometry(filterParser);
GMLFilterDocument documentFilter = new GMLFilterDocument(geometryFilter);
// read in XML file and parse to content handler
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser parser = factory.newSAXParser();
ParserAdapter adapter = new ParserAdapter(parser.getParser());
adapter.setContentHandler(documentFilter);
adapter.parse(requestSource);
assertEquals(contentHandler.filters.size(),1);
}
public void testWithFunction2() throws Exception {
String filter = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"+
"<sld:StyledLayerDescriptor xmlns:sld=\"http://www.opengis.net/sld\" xmlns:ogc=\"http://www.opengis.net/ogc\" xmlns:gml=\"http://www.opengis.net/gml\" version=\"1.0.0\">"+
"<sld:UserLayer>"+
"<sld:LayerFeatureConstraints>"+
"<sld:FeatureTypeConstraint/>"+
"</sld:LayerFeatureConstraints>"+
"<sld:UserStyle>"+
"<sld:FeatureTypeStyle>"+
"<sld:FeatureTypeName>Feature</sld:FeatureTypeName>"+
"<sld:Rule>"+
"<ogc:Filter>"+
"<ogc:PropertyIsEqualTo>"+
"<ogc:Function name=\"geometryType\">"+
"<ogc:PropertyName>the_geom</ogc:PropertyName>"+
"</ogc:Function>"+
"<ogc:Literal>Point</ogc:Literal>"+
"</ogc:PropertyIsEqualTo>"+
"</ogc:Filter>"+
"<sld:PointSymbolizer>"+
"</sld:PointSymbolizer>"+
"</sld:Rule>"+
"<sld:Rule>"+
"<ogc:Filter>"+
"<ogc:PropertyIsEqualTo>"+
"<ogc:Function name=\"geometryType\">"+
"<ogc:PropertyName>the_geom</ogc:PropertyName>"+
"</ogc:Function>"+
"<ogc:Literal>MultiPoint</ogc:Literal>"+
"</ogc:PropertyIsEqualTo>"+
"</ogc:Filter>"+
"<sld:PointSymbolizer>"+
"</sld:PointSymbolizer>"+
"</sld:Rule>"+
"</sld:FeatureTypeStyle>"+
"</sld:UserStyle>"+
"</sld:UserLayer>"+
"</sld:StyledLayerDescriptor>";
StringReader reader = new StringReader( filter );
InputSource requestSource = new InputSource(reader);
// instantiante parsers and content handlers
MyHandler contentHandler = new MyHandler();
FilterFilter filterParser = new FilterFilter(contentHandler, null);
GMLFilterGeometry geometryFilter = new GMLFilterGeometry(filterParser);
GMLFilterDocument documentFilter = new GMLFilterDocument(geometryFilter);
// Logger logger = Logging.getLogger("org.geotools.filter");
// logger.setLevel(Level.ALL);
// ConsoleHandler consoleHandler = new ConsoleHandler();
// consoleHandler.setLevel(Level.ALL);
// logger.addHandler(consoleHandler);
// read in XML file and parse to content handler
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser parser = factory.newSAXParser();
ParserAdapter adapter = new ParserAdapter(parser.getParser());
adapter.setContentHandler(documentFilter);
adapter.parse(requestSource);
// assertEquals(contentHandler.filters.size(),1);
}
/**
* As for GEOT-821, this test ensures that the filter parser makes proper use
* of the characters(...) method in ContentHandler to not truncate the content
* of attribute names
*
* @throws Exception
*/
public void testLargeFilter() throws Exception{
final int filterCount = 100;
String filter = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<GetFeature xmlns=\"http://www.opengis.net/wfs\" xmlns:gml=\"http://www.opengis.net/gml\" xmlns:ogc=\"http://www.opengis.net/ogc\" version=\"1.0.0\" service=\"WFS\" outputFormat=\"GML2\"><Query typeName=\"topp:roadevent_pnt\"><ogc:PropertyName>roadeventid</ogc:PropertyName>" +
"<ogc:Filter>" +
"<ogc:Or>";
for(int i = 0; i < filterCount; i++){
StringBuffer attName = new StringBuffer();
for(int repCount = 0; repCount <= i; repCount++){
attName.append("eventtype-" + repCount + "_");
}
filter += "<ogc:PropertyIsEqualTo><ogc:PropertyName>" + attName + "</ogc:PropertyName>" +
"<ogc:Literal>literal-" + i + "</ogc:Literal>" +
"</ogc:PropertyIsEqualTo>";
}
filter += "</ogc:Or>" +
"</ogc:Filter>" +
"</Query>" +
"</GetFeature>";
StringReader reader = new StringReader( filter );
InputSource requestSource = new InputSource(reader);
// instantiante parsers and content handlers
MyHandler contentHandler = new MyHandler();
FilterFilter filterParser = new FilterFilter(contentHandler, null);
GMLFilterGeometry geometryFilter = new GMLFilterGeometry(filterParser);
GMLFilterDocument documentFilter = new GMLFilterDocument(geometryFilter);
Logger logger = Logging.getLogger("org.geotools.filter");
logger.setLevel(Level.INFO);
ConsoleHandler consoleHandler = new ConsoleHandler();
consoleHandler.setLevel(Level.INFO);
logger.addHandler(consoleHandler);
// read in XML file and parse to content handler
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser parser = factory.newSAXParser();
ParserAdapter adapter = new ParserAdapter(parser.getParser());
adapter.setContentHandler(documentFilter);
adapter.parse(requestSource);
assertEquals(1, contentHandler.filters.size());
Filter f = (Filter)contentHandler.filters.get(0);
assertTrue(f instanceof BinaryLogicOperator);
assertEquals(FilterType.LOGIC_OR, Filters.getFilterType(f));
int i = 0;
for(Iterator<org.opengis.filter.Filter> filters = ((BinaryLogicOperator)f).getChildren().iterator(); filters.hasNext(); i++){
BinaryComparisonOperator subFitler = (BinaryComparisonOperator) filters.next();
StringBuffer attName = new StringBuffer();
for(int repCount = 0; repCount <= i; repCount++){
attName.append("eventtype-" + repCount + "_");
}
String parsedName = ((PropertyName)subFitler.getExpression1()).getPropertyName();
try{
assertEquals("at index " + i, attName.toString(), parsedName);
}catch(AssertionFailedError e){
Logging.getLogger("org.geotools.filter").warning("expected " + attName + ",\n but was " + parsedName);
throw e;
}
assertEquals("literal-" + i, ((Literal)subFitler.getExpression2()).getValue());
}
assertEquals(filterCount, i);
}
static class MyHandler extends XMLFilterImpl implements FilterHandler {
public List filters = new ArrayList();
public void filter(org.opengis.filter.Filter filter) {
filters.add(filter);
}
}
}