package org.geotools.gml3;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import junit.framework.TestCase;
import org.geotools.xml.StreamingParser;
import org.opengis.feature.simple.SimpleFeature;
import org.w3c.dom.Document;
/**
*
*
* @source $URL$
*/
public class GML3ParsingTest extends TestCase {
public void testWithoutSchema() throws Exception {
InputStream in = getClass().getResourceAsStream( "states.xml");
GMLConfiguration gml = new GMLConfiguration();
StreamingParser parser = new StreamingParser( gml, in, SimpleFeature.class );
int nfeatures = 0;
SimpleFeature f = null;
while( ( f = (SimpleFeature) parser.parse() ) != null ) {
nfeatures++;
assertNotNull( f.getAttribute( "STATE_NAME"));
assertNotNull( f.getAttribute( "STATE_ABBR"));
assertTrue( f.getAttribute( "SAMP_POP") instanceof String );
}
assertEquals( 49, nfeatures );
}
public void testWithSchema() throws Exception {
DocumentBuilder db = DocumentBuilderFactory.newInstance().newDocumentBuilder();
//copy the schema to a temporary file
File xsd = new File( "target/states.xsd");
//xsd.deleteOnExit();
Document schema = db.parse( getClass().getResourceAsStream( "states.xsd" ));
Transformer tx = TransformerFactory.newInstance().newTransformer();
tx.transform( new DOMSource( schema ) , new StreamResult( xsd ) );
//update the schemaLocation to point at the schema
Document instance = db.parse( getClass().getResourceAsStream( "states.xml"));
instance.getDocumentElement().setAttribute( "schemaLocation",
"http://www.openplans.org/topp target/states.xsd");
File xml = new File( "target/states.xml");
//xml.deleteOnExit();
tx.transform( new DOMSource( instance ), new StreamResult( xml ) );
InputStream in = new FileInputStream( xml );
GMLConfiguration gml = new GMLConfiguration();
StreamingParser parser = new StreamingParser( gml, in, SimpleFeature.class );
int nfeatures = 0;
SimpleFeature f = null;
while( ( f = (SimpleFeature) parser.parse() ) != null ) {
nfeatures++;
assertNotNull( f.getAttribute( "STATE_NAME"));
assertNotNull( f.getAttribute( "STATE_ABBR"));
assertTrue( f.getAttribute( "SAMP_POP") instanceof Double );
}
assertEquals( 49, nfeatures );
}
}