Application: gvSIG desktop

package com.iver.cit.gvsig.fmap.drivers.gml;

import java.awt.geom.Point2D;

import java.util.ArrayList;

import java.util.Date;

import java.util.Iterator;

import java.util.LinkedHashMap;

import java.util.Map;

import java.util.Set;

import org.apache.log4j.Logger;

import org.gvsig.remoteClient.gml.factories.IGeometriesFactory;

import org.gvsig.remoteClient.gml.types.IXMLType;

import com.hardcode.gdbms.engine.values.ComplexValue;

import com.hardcode.gdbms.engine.values.Value;

import com.hardcode.gdbms.engine.values.ValueFactory;

import com.iver.cit.gvsig.fmap.core.DefaultFeature;

import com.iver.cit.gvsig.fmap.core.IFeature;

import com.iver.cit.gvsig.fmap.core.IGeometry;

import com.iver.cit.gvsig.fmap.core.ShapeFactory;

import com.iver.cit.gvsig.fmap.core.v02.FConverter;

import com.vividsolutions.jts.geom.Geometry;

import com.vividsolutions.jts.geom.GeometryFactory;

import com.vividsolutions.jts.io.gml2.GMLReader;

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * This program 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 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

 *

 * $Id$

 * $Log$

 * Revision 1.1.4.2  2007-01-25 16:11:35  jorpiell

 * Se han cambiado los imports que hac?an referencia a remoteServices. Esto es as?, porque se han renombrado las clases del driver de GML

 *

 * Revision 1.4  2007/01/08 12:12:03  csanchez

 * Corregida visualizaci?n de Tablas simples

 *

 * Revision 1.3  2006/12/29 17:12:10  jorpiell

 * Se tienen en cuenta los simpleTypes y los choices, adem?s de los atributos multiples

 *

 * Revision 1.2  2006/10/10 12:55:27  jorpiell

 * Se ha a?adido el soporte de features complejas

 *

 * Revision 1.1  2006/08/10 12:03:43  jorpiell

 * Se usa el nuevo driver de GML de remoteServices

 *

 *

 */

/**

 * @author Jorge Piera Llodr? (piera_jor@gva.es)

 */

public class FMAPGeometryFactory implements IGeometriesFactory{

        private static Logger logger = Logger.getLogger(FMAPGeometryFactory.class);

        public Object createPoint2D(double x, double y){

                return ShapeFactory.createPoint2D(x,y);

        }

        public Object createPoint2D(Point2D point2D) {

                return createPoint2D(point2D.getX(),point2D.getY());

        }

        public Object createMultipoint2D(double[] x, double[] y){

                return ShapeFactory.createMultipoint2D(x,y);

        }

        public Object createSimpleFeature(String element, IXMLType type,Map values,Object geometry) {

                Object[] fmapParams = values.keySet().toArray();

                Value[] fmapValues = getValues(values);

                IFeature feature = new DefaultFeature((IGeometry)geometry,fmapValues);

                return new FeatureWithAttributes(feature,fmapParams,fmapValues);

        }

        public Object createGeometry(String gmlGeometry) {

                GMLReader reader = new GMLReader();

                try {

                        Geometry geom = reader.read(gmlGeometry,new GeometryFactory());

                        return ShapeFactory.createGeometry(FConverter.jts_to_java2d(geom));

                } catch (Exception e){

                        logger.error("Can't parse: " + gmlGeometry,e);

                }

                return null;

        }

        private Value[] getValues(Map values){

                int i = 0;

                Set keys = values.keySet();

                Iterator it = keys.iterator();

                Value[] returnValues = new Value[keys.size()];

                while(it.hasNext()){

                        String key = (String)it.next();

                        Object obj = values.get(key);

                        /**************

                            * <MULTIPLE> *

                            **************/

                        if (obj instanceof ArrayList){

                                returnValues[i] = getMultipleValue(key,(ArrayList)obj);

                        }

                        /*************

                            * <COMPLEX> *

                            *************/

                        else if(obj instanceof LinkedHashMap){

                                returnValues[i]  = getComplexValue(key,(LinkedHashMap)obj);

                        }

                        /************

                            * <SIMPLE> *

                            ************/

                        else{

                                returnValues[i] = getValue(obj);

                        }

                        i++;

                }

                return returnValues;

        }

        private Value getComplexValue(String name,Map hash){

                ComplexValue value = ValueFactory.createComplexValue(name);

                Set keys = hash.keySet();

                Iterator it = keys.iterator();

                while (it.hasNext()){

                        String key = (String)it.next();

                        Object obj = hash.get(key);

                        if (obj instanceof ArrayList){

                                value.put(key,getMultipleValue(key,(ArrayList)obj));

                        }else if(obj instanceof LinkedHashMap){

                                value.put(key,getComplexValue(key,(LinkedHashMap)obj));

                        }else{

                                value.put(key,getValue(obj));

                        }

                }

                return value;

        }

        private Value getMultipleValue(String name,ArrayList al){

                if (al.size()==0){

                        return null;

                }

                else if ((al.size()==1)&&(!((al.get(0) instanceof ArrayList)||(al.get(0) instanceof LinkedHashMap)))){

                        return getValue(al.get(0));

                }

                else{

                        ComplexValue value = ValueFactory.createComplexValue(name);

                        for (int i=0 ; i<al.size() ; i++){

                                String attName = name + "_" + i;

                                Object obj = al.get(i);

                                /**************

                                    * <MULTIPLE> *

                                    **************/

                                if (obj instanceof ArrayList){

                                        value.put(attName,getMultipleValue(attName,(ArrayList)obj));

                                }

                                /*************

                                    * <COMPLEX> *

                                    *************/

                                else if(obj instanceof LinkedHashMap){

                                        value.put(attName,getComplexValue(attName,(LinkedHashMap)obj));

                                }

                                /************

                                    * <SIMPLE> *

                                    ************/

                                else{

                                        value.put(attName,getValue(obj));

                                }

                        }

                        return value;

                }

        }

        /**

         * Gets the attributes

         * @param attr

         * @return

         */

        private Value getValue(Object attr) {

                if (attr instanceof Double){

                        return ValueFactory.createValue(((Double)attr).doubleValue());

                }else if (attr instanceof String){

                        return ValueFactory.createValue(String.valueOf(attr));

                }else if (attr instanceof Long){

                        return ValueFactory.createValue(((Long)attr).longValue());

                }else if (attr instanceof Integer){

                        return ValueFactory.createValue(((Integer)attr).intValue());

                }else if (attr instanceof Float){

                        return ValueFactory.createValue(((Float)attr).floatValue());

                }else if (attr instanceof Short){

                        return ValueFactory.createValue(((Short)attr).shortValue());

                }else if (attr instanceof Boolean){

                        return ValueFactory.createValue(((Boolean)attr).booleanValue());

                }else if (attr instanceof Date){

                        return ValueFactory.createValue(((Date)attr));

                }

                return ValueFactory.createValue(((String)""));

        }

        public class FeatureWithAttributes{

                private IFeature feature;

                private Object[] attributeName;

                private Value[] attributeValue;

                public FeatureWithAttributes(IFeature feature, Object[] attributeName, Value[] attributeValue) {

                        super();

                        this.feature = feature;

                        this.attributeName = attributeName;

                        this.attributeValue = attributeValue;

                }

                /**

                 * @return Returns the attributeName.

                 */

                public Object[] getAttributeName() {

                        return attributeName;

                }

                /**

                 * @return Returns the feature.

                 */

                public IFeature getFeature() {

                        return feature;

                }

                /**

                 * @return Returns the attributeValue.

                 */

                public Value[] getAttributeValue() {

                        return attributeValue;

                }

        }

}