/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2004-2008, 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.data;
import java.io.IOException;
import java.util.Collections;
import java.util.List;
import junit.framework.TestCase;
import org.geotools.data.memory.MemoryDataStore;
import org.geotools.data.simple.SimpleFeatureIterator;
import org.geotools.data.simple.SimpleFeatureStore;
import org.geotools.factory.CommonFactoryFinder;
import org.geotools.feature.IllegalAttributeException;
import org.geotools.feature.simple.SimpleFeatureBuilder;
import org.opengis.feature.simple.SimpleFeature;
import org.opengis.feature.simple.SimpleFeatureType;
import org.opengis.filter.Filter;
import org.opengis.filter.FilterFactory;
import org.opengis.filter.identity.FeatureId;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryFactory;
/**
*
*
*
* @source $URL$
*/
public class TransactionTest extends TestCase {
MemoryDataStore ds;
SimpleFeatureType type;
Geometry geom;
protected void setUp() throws Exception {
super.setUp();
type=DataUtilities.createType("default", "name:String,*geom:Geometry");
GeometryFactory fac=new GeometryFactory();
geom=fac.createPoint(new Coordinate(10,10));
SimpleFeature f1=SimpleFeatureBuilder.build(type,new Object[]{ "original", geom },null);
ds=new MemoryDataStore(new SimpleFeature[]{f1});
}
protected void tearDown() throws Exception {
super.tearDown();
}
public void testAddFeature() throws Exception{
SimpleFeature f1=SimpleFeatureBuilder.build(type,new Object[]{ "one",geom },null);
SimpleFeature f2=SimpleFeatureBuilder.build(type,new Object[]{ "two", geom },null);
SimpleFeatureStore store=(SimpleFeatureStore) ds.getFeatureSource("default");
store.setTransaction(new DefaultTransaction());
store.addFeatures( DataUtilities.collection( f1 ) );
store.addFeatures( DataUtilities.collection(f2) );
count( store, 3);
// assertEquals("Number of known feature as obtained from getCount",3, store.getCount(Query.ALL));
}
public void testRemoveFeature() throws Exception{
SimpleFeature f1=SimpleFeatureBuilder.build(type,new Object[]{ "one",geom },null);
SimpleFeatureStore store=(SimpleFeatureStore) ds.getFeatureSource("default");
store.setTransaction(new DefaultTransaction());
List<FeatureId> fid=store.addFeatures( DataUtilities.collection(f1) );
count(store, 2);
FeatureId identifier = fid.iterator().next();
String next = identifier.getID();
FilterFactory filterFactory = CommonFactoryFinder.getFilterFactory(null);
Filter f = filterFactory.id(Collections.singleton(filterFactory.featureId(next)));
store.removeFeatures(f);
count(store, 1);
// assertEquals("Number of known feature as obtained from getCount",3, store.getCount(Query.ALL));
}
private void count(SimpleFeatureStore store, int expected) throws IOException, IllegalAttributeException {
int i=0;
for( SimpleFeatureIterator reader=store.getFeatures().features();
reader.hasNext();){
reader.next();
i++;
}
assertEquals("Number of known feature as obtained from reader",expected, i);
}
}