| gvSIG desktop 1

package org.gvsig.gpe.gml.writer.v2.features;

import java.io.IOException;

import javax.xml.namespace.QName;

import org.gvsig.gpe.GPELocator;

import org.gvsig.gpe.GPEManager;

import org.gvsig.gpe.gml.utils.GMLTags;

import org.gvsig.gpe.gml.utils.GMLUtilsParser;

import org.gvsig.gpe.gml.writer.GPEGmlWriterHandlerImplementor;

import org.gvsig.gpe.xml.XmlProperties;

import org.gvsig.gpe.xml.stream.IXmlStreamWriter;

import org.gvsig.gpe.xml.utils.XMLTags;

/* 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:

 *

 * $Id$

 * $Log$

 *

 */

/**

 * @author Jorge Piera Llodr? (jorge.piera@iver.es)

 */

public class FeatureCollectionWriter {

        private static GPEManager gpeManager = GPELocator.getGPEManager();

        /**

         * It writes the FeatureCollection init tag

         * @param writer

         * Writer to write the labels

         * @param handler

         * The writer handler implementor

         * @param id

         * Feature id

         * @param namespace

         * Feature namespace

         * @param name

         * Feature name

         * @throws IOException

         */

        public void start(IXmlStreamWriter writer, GPEGmlWriterHandlerImplementor handler, String fid, 

                        String namespace, String name) throws IOException{

                String myName = GMLUtilsParser.addBlancSymbol(name);

                String myNamespace = namespace;

                if (name == null){

                        QName qname = GMLUtilsParser.createDefaultFeatureCollection();

                        myName = qname.getLocalPart();

                        myNamespace = qname.getNamespaceURI();

                }else if (namespace == null){

                        myNamespace = gpeManager.getStringProperty(XmlProperties.DEFAULT_NAMESPACE_URI);

                }

                writer.writeStartElement(myNamespace, myName);

                if (fid != null){

                        writer.writeStartAttribute(GMLTags.GML_FID);

                        writer.writeValue(fid);

                }

                //Write namespaces: this functionality must be implemented on the writer, not here!!!

                writer.writeStartAttribute(XMLTags.XML_NAMESPACE_URI, 

                                XMLTags.XML_NAMESPACE_PREFIX + ":" + XMLTags.XML_SCHEMA_INSTANCE_NAMESPACE_PREFIX);

                writer.writeValue(XMLTags.XML_SCHEMA_INSTANCE_NAMESPACE_URI);

                writer.writeStartAttribute(XMLTags.XML_NAMESPACE_URI, 

                                XMLTags.XML_NAMESPACE_PREFIX + ":" + XMLTags.XML_XLINK_NAMESPACE_PREFIX);

                writer.writeValue(XMLTags.XML_XLINK_NAMESPACE_URI);

                writer.writeStartAttribute(XMLTags.XML_NAMESPACE_URI, 

                                XMLTags.XML_NAMESPACE_PREFIX + ":" + GMLTags.GML_NAMESPACE_PREFIX);

                writer.writeValue(GMLTags.GML_NAMESPACE_URI);        

                writer.writeStartAttribute(XMLTags.XML_NAMESPACE_URI, 

                                XMLTags.XML_NAMESPACE_PREFIX + ":" + gpeManager.getStringProperty(XmlProperties.DEFAULT_NAMESPACE_PREFIX));

                writer.writeValue(gpeManager.getStringProperty(XmlProperties.DEFAULT_NAMESPACE_URI));                

                writer.writeStartAttribute(XMLTags.XML_SCHEMA_INSTANCE_NAMESPACE_URI, 

                                XMLTags.XML_SCHEMA_INSTANCE_NAMESPACE_PREFIX + ":" + XMLTags.XML_SCHEMA_LOCATION);

                String schemaLocation = gpeManager.getStringProperty(XmlProperties.DEFAULT_NAMESPACE_URI) + 

                                " " + gpeManager.getStringProperty(XmlProperties.XSD_SCHEMA_FILE);

                writer.writeValue(schemaLocation);                        

        }

        /**

         * It writes the FeatureCollection init tag

         * @param writer

         * Writer to write the labels

         * @param handler

         * The writer handler implementor

         * @param id

         * Feature id

         * @param namespace

         * Feature namespace

         * @param name

         * Feature name

         * @param description

         * The feature collection decription

         * @param srs

         * The feature collection srs

         * @throws IOException

         */

        public void start(IXmlStreamWriter writer, GPEGmlWriterHandlerImplementor handler, String fid, 

                        String namespace, String name, String description, String srs) throws IOException{

                start(writer, handler, fid, namespace, name);

                writer.writeEndAttributes();        

                handler.getProfile().getNameWriter().write(writer, handler, name);

                handler.getProfile().getDescriptionWriter().write(writer, handler, description);

        }

        /**

         * It writes a Feature end tag

         * @param writer

         * Writer to write the labels

         * @param handler

         * The writer handler implementor

         * @param namespace

         * Feature namespace

         * @param name

         * Feature name

         * @throws IOException

         */

        public void end(IXmlStreamWriter writer, GPEGmlWriterHandlerImplementor handler) throws IOException{

                writer.writeEndElement();

        }

}