Application: gvSIG desktop

package org.gvsig.gpe.kml.parser;

import java.io.BufferedInputStream;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.net.URI;

import java.util.zip.ZipEntry;

import java.util.zip.ZipException;

import java.util.zip.ZipFile;

import java.util.zip.ZipInputStream;

import org.gvsig.gpe.kml.exceptions.KmlException;

import org.gvsig.gpe.kml.parser.profiles.Kml2_1_BindingProfile;

/* 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 GPEKmz2_1_Parser extends GPEDefaultKmlParser{

        public GPEKmz2_1_Parser() {

                super();

                setProfile(new Kml2_1_BindingProfile());

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.parser.GPEParser#getDescription()

         */

        public String getDescription() {

                return "This parser parses KML 2.1";

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.parser.GPEParser#getName()

         */

        public String getName() {

                return "KMZ v2.1";

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.parser.GPEParser#getFormat()

         */

        public String getFormat() {                

                return "application/zip; subtype=kml/2.1";                

        }

        /**

         * It creates an InputStream. The Kml file can have the

         * KML or the KMZ extension

         * @return

         * @throws KmlException

         */

        protected InputStream createInputStream(File file){

                //KMZ

                try {

                        FileInputStream fis = new FileInputStream(file);

                        if (file.getPath().toUpperCase().endsWith("KML"))

                                return fis;

                        ZipInputStream zis = new ZipInputStream(new BufferedInputStream(fis));

                        ZipEntry entry = null;

                        while((entry = zis.getNextEntry()) != null){

                                if (!entry.isDirectory()){

                                        ZipFile fz = new ZipFile(file);

                                        if (entry.getName().toLowerCase().endsWith(".kml")) { 

                                                InputStream st = fz.getInputStream(entry);

                                                return fz.getInputStream(entry);

                                        }

                                }

                        }

                } catch (FileNotFoundException e) {

                        getErrorHandler().addError(e);

                } catch (ZipException e) {

                        getErrorHandler().addError(e);

                } catch (IOException e) {

                        getErrorHandler().addError(e);

                }

                return null;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.GPEParser#accept(java.io.File)

         */

        public boolean accept(URI uri) {

                if (uri.getPath().toUpperCase().endsWith("KMZ")){

                        return true;

                }

                if (uri.getPath().toUpperCase().endsWith("KML")){

                        return true;

                }                

                return false;

        }                

}