/*
* 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.kml;
import junit.framework.TestCase;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.util.ArrayList;
import java.util.Collection;
import java.util.logging.ConsoleHandler;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.stream.StreamSource;
import org.opengis.feature.simple.SimpleFeature;
import org.w3c.dom.Document;
import org.geotools.feature.DefaultFeatureCollection;
import org.geotools.feature.FeatureCollection;
import org.geotools.feature.simple.SimpleFeatureBuilder;
import org.geotools.feature.simple.SimpleFeatureTypeBuilder;
import org.geotools.kml.bindings.DocumentTypeBinding;
import org.geotools.styling.FeatureTypeStyle;
import org.geotools.styling.Symbolizer;
import org.geotools.xml.Encoder;
import org.geotools.xml.Parser;
import org.geotools.xml.StreamingParser;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryFactory;
/**
*
*
* @source $URL$
*/
public class KMLParsingTest extends TestCase {
public void testParse() throws Exception {
Parser parser = new Parser(new KMLConfiguration());
SimpleFeature f = (SimpleFeature) parser.parse(getClass().getResourceAsStream("states.kml"));
assertNotNull(f);
assertEquals("topp:states", f.getAttribute("name"));
Collection placemarks = (Collection) f.getAttribute("Feature");
assertEquals(49, placemarks.size());
}
public void testStream() throws Exception {
StreamingParser parser = new StreamingParser(new KMLConfiguration(),
getClass().getResourceAsStream("states.kml"), KML.Placemark);
int count = 0;
SimpleFeature f = null;
while ((f = (SimpleFeature) parser.parse()) != null) {
FeatureTypeStyle style = (FeatureTypeStyle) f.getAttribute("Style");
assertNotNull(style);
Symbolizer[] syms = style.rules().get(0).getSymbolizers();
assertEquals(3, syms.length);
count++;
}
assertEquals(49, count);
}
public void testEncodeFeatureCollection() throws Exception {
SimpleFeatureTypeBuilder tb = new SimpleFeatureTypeBuilder();
tb.setName( "foo" );
tb.add( "name", String.class );
tb.add( "description", String.class );
tb.add( "geometry", Geometry.class );
GeometryFactory gf = new GeometryFactory();
SimpleFeatureBuilder sb = new SimpleFeatureBuilder( tb.buildFeatureType() );
DefaultFeatureCollection features = new DefaultFeatureCollection();
sb.add( "one" );
sb.add( "the first feature");
sb.add( gf.createPoint( new Coordinate(1, 1) ) ) ;
features.add( sb.buildFeature("1"));
sb.add( "two" );
sb.add( "the second feature");
sb.add( gf.createPoint( new Coordinate(2, 2) ) ) ;
features.add( sb.buildFeature("2"));
Encoder encoder = new Encoder(new KMLConfiguration());
encoder.setIndenting(true);
ByteArrayOutputStream out = new ByteArrayOutputStream();
encoder.encode(features, KML.kml, out );
System.out.println( new String( out.toByteArray() ));
DocumentBuilder db =
DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document d = db.parse( new ByteArrayInputStream( out.toByteArray() ) );
assertEquals( "kml:kml", d.getDocumentElement().getNodeName() );
assertEquals( 2, d.getElementsByTagName( "kml:Placemark").getLength() );
}
public void XtestEncodeFeature() throws Exception {
SimpleFeatureTypeBuilder tb = new SimpleFeatureTypeBuilder();
tb.setName( "foo" );
tb.add( "name", String.class );
tb.add( "description", String.class );
tb.add( "geometry", Geometry.class );
GeometryFactory gf = new GeometryFactory();
SimpleFeatureBuilder sb = new SimpleFeatureBuilder( tb.buildFeatureType() );
ArrayList features = new ArrayList();
sb.add( "one" );
sb.add( "the first feature");
sb.add( gf.createPoint( new Coordinate(1, 1) ) ) ;
features.add( sb.buildFeature("1"));
sb.add( "two" );
sb.add( "the second feature");
sb.add( gf.createPoint( new Coordinate(2, 2) ) ) ;
features.add( sb.buildFeature("2"));
sb = new SimpleFeatureBuilder(DocumentTypeBinding.FeatureType);
sb.set( "Feature", features );
SimpleFeature f = sb.buildFeature("kml");
Encoder encoder = new Encoder(new KMLConfiguration());
encoder.setIndenting(true);
ByteArrayOutputStream out = new ByteArrayOutputStream();
encoder.encode(f, KML.kml, out );
DocumentBuilder db =
DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document d = db.parse( new ByteArrayInputStream( out.toByteArray() ) );
assertEquals( "kml:kml", d.getDocumentElement().getNodeName() );
assertEquals( 2, d.getElementsByTagName( "kml:Placemark").getLength() );
}
}