Java tutorial
/* Developed with the contribution of the European Commission - Directorate General for Maritime Affairs and Fisheries European Union, 2015-2016. This file is part of the Integrated Fisheries Data Management (IFDM) Suite. The IFDM Suite is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version. The IFDM Suite 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 General Public License for more details. You should have received a copy of the GNU General Public License along with the IFDM Suite. If not, see <http://www.gnu.org/licenses/>. */ package eu.europa.ec.fisheries.uvms.rest.mapper; import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.node.ObjectNode; import com.vividsolutions.jts.geom.Point; import eu.europa.ec.fisheries.uvms.rest.FeatureToGeoJsonJacksonMapper; import org.geotools.feature.simple.SimpleFeatureBuilder; import org.geotools.feature.simple.SimpleFeatureTypeBuilder; import org.geotools.referencing.crs.DefaultGeographicCRS; import org.junit.Test; import org.opengis.feature.simple.SimpleFeatureType; import java.io.IOException; import java.util.ArrayList; import static java.util.Arrays.*; import static org.junit.Assert.assertEquals; public class FeatureToGeoJsonJacksonMapperTest { private FeatureToGeoJsonJacksonMapper mapper = new FeatureToGeoJsonJacksonMapper(); @Test public void testConvert() throws IOException { SimpleFeatureTypeBuilder sb = new SimpleFeatureTypeBuilder(); sb.setCRS(DefaultGeographicCRS.WGS84); sb.setName("test"); sb.add("geometry", Point.class); sb.add("arrayType", ArrayList.class); sb.add("stringType", String.class); sb.add("doubleType", Double.class); SimpleFeatureType simpleFeatureType = sb.buildFeatureType(); SimpleFeatureBuilder simpleFeatureBuilder = new SimpleFeatureBuilder(simpleFeatureType); simpleFeatureBuilder.set("arrayType", asList("R", "FDG")); ObjectNode convert = mapper.convert(simpleFeatureBuilder.buildFeature(null)); ObjectMapper objectMapper = new ObjectMapper(); assertEquals( "{\"type\":\"Feature\",\"geometry\":null,\"properties\":{\"arrayType\":[\"R\",\"FDG\"],\"stringType\":\"\",\"doubleType\":0.0}}", objectMapper.writeValueAsString(convert)); } }