/* * This file is part of the GeoLatte project. * * GeoLatte 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, either version 3 of the License, or * (at your option) any later version. * * GeoLatte 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. * * You should have received a copy of the GNU Lesser General Public License * along with GeoLatte. If not, see <http://www.gnu.org/licenses/>. * * Copyright (C) 2010 - 2010 and Ownership of code is shared by: * Qmino bvba - Romeinsestraat 18 - 3001 Heverlee (http://www.qmino.com) * Geovise bvba - Generaal Eisenhowerlei 9 - 2140 Antwerpen (http://www.geovise.com) */ package org.geolatte.common.dataformats.json.jackson; import com.fasterxml.jackson.core.JsonGenerator; import com.fasterxml.jackson.databind.JsonSerializer; import com.fasterxml.jackson.databind.SerializerProvider; import org.geolatte.geom.LineString; import org.geolatte.geom.Point; import org.geolatte.geom.Polygon; import java.io.IOException; /** * Implements the geojson serializer for a polygon object * <br> * <p> * <i>Creation-Date</i>: 21-apr-2010<br> * <i>Creation-Time</i>: 9:50:17<br> * </p> * * @author Yves Vandewoude * @author <a href="http://www.qmino.com">Qmino bvba</a> * @since SDK1.5 */ public class PolygonSerializer extends GeometrySerializer<Polygon> { /** * @param containingTransformation The containing serializationtransformation. */ public PolygonSerializer(JsonMapper containingTransformation) { super(containingTransformation); } @Override protected void writeShapeSpecificSerialization(Polygon value, JsonGenerator jgen, SerializerProvider provider) throws IOException { jgen.writeFieldName( "type"); jgen.writeString( "Polygon"); jgen.writeArrayFieldStart( "coordinates"); // set beanproperty to null since we are not serializing a real property JsonSerializer<Object> ser = provider.findValueSerializer(Double.class, null); // Exterior ring LineString exterior = value.getExteriorRing(); jgen.writeStartArray(); for (int j = 0; j < exterior.getNumPoints(); j++) { Point point = exterior.getPointN(j); jgen.writeStartArray(); ser.serialize( point.getX(), jgen, provider); ser.serialize( point.getY(), jgen, provider); jgen.writeEndArray(); } jgen.writeEndArray(); // Interior rings for (int i = 0; i < value.getNumInteriorRing(); i++) { LineString ml = value.getInteriorRingN(i); jgen.writeStartArray(); for (int j = 0; j < ml.getNumPoints(); j++) { Point point = ml.getPointN(j); jgen.writeStartArray(); ser.serialize( point.getX(), jgen, provider); ser.serialize( point.getY(), jgen, provider); jgen.writeEndArray(); } jgen.writeEndArray(); } jgen.writeEndArray(); } }