package org.geotools.data.shapefile;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import java.io.File;
import org.geotools.data.DataUtilities;
import org.geotools.data.FeatureStore;
import org.geotools.data.simple.SimpleFeatureCollection;
import org.geotools.feature.simple.SimpleFeatureBuilder;
import org.geotools.feature.simple.SimpleFeatureTypeBuilder;
import org.junit.Before;
import org.junit.Test;
import org.opengis.feature.simple.SimpleFeature;
import org.opengis.feature.simple.SimpleFeatureType;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryFactory;
import com.vividsolutions.jts.geom.Point;
/**
*
*
* @source $URL$
*/
public class ShapefileNullHandlingTest extends TestCaseSupport {
SimpleFeatureType schema;
SimpleFeatureCollection collection;
private SimpleFeature[] features;
@Before
public void setUp() throws Exception {
SimpleFeatureTypeBuilder tb = new SimpleFeatureTypeBuilder();
tb.add("geom", Point.class, 4326);
tb.add("name", String.class);
tb.setName("testnulls");
schema = tb.buildFeatureType();
GeometryFactory gf = new GeometryFactory();
features = new SimpleFeature[4];
features[0] = SimpleFeatureBuilder.build(schema, new Object[] {null, "zero"} , "1");
features[1] = SimpleFeatureBuilder.build(schema, new Object[] {gf.createPoint(new Coordinate(0, 10)), "one"} , "2");
features[2] = SimpleFeatureBuilder.build(schema, new Object[] {null, "two"} , "3");
features[3] = SimpleFeatureBuilder.build(schema, new Object[] {gf.createPoint(new Coordinate(10, 10)), null} , "4");
collection = DataUtilities.collection(features);
}
@Test
public void testWriteNulls() throws Exception {
File tempShape = getTempFile();
ShapefileDataStore store = new ShapefileDataStore(tempShape.toURI().toURL());
store.createSchema(schema);
// write out the features
FeatureStore fs = (FeatureStore) store.getFeatureSource();
fs.addFeatures(collection);
// read it back
SimpleFeature[] readfc = (SimpleFeature[]) fs.getFeatures().toArray(new SimpleFeature[3]);
// check the first geometry
Geometry read = (Geometry) features[0].getDefaultGeometry();
assertNull(read);
Geometry orig = (Geometry) features[1].getDefaultGeometry();
read = (Geometry) features[1].getDefaultGeometry();
assertTrue(orig.equalsTopo(read));
// check the null geometry
read = (Geometry) features[2].getDefaultGeometry();
assertNull(read);
// make sure the third is ok as well
orig = (Geometry) features[3].getDefaultGeometry();
read = (Geometry) features[3].getDefaultGeometry();
assertTrue(orig.equalsTopo(read));
store.dispose();
}
}