| gvSIG desktop 1

/* 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

 */

package com.iver.utiles;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

/**

 * Utility class that contains some useful function related

 * to file management

 *

 * @author wolf

 */

public class FileUtils {

        private static String appHomeDir = null;

    private FileUtils() {

    }

        /**

         * Gets Home Directory location of the application.

         * @return

         */

        public static String getAppHomeDir() {

                if(appHomeDir == null) 

                        appHomeDir = System.getProperty("user.home") + File.separator + "gvSIG" + File.separator;

                return appHomeDir;

        }

        /**

         * Sets Home Directory location of the application.

         * @param appHomeDir

         */

        public static void setAppHomeDir(String appHomeDir) {

                FileUtils.appHomeDir = appHomeDir;

        }

    public static String getFileExtension(File f) {

        String fileName = f.getName();

        int extensionStart = fileName.lastIndexOf('.');

        String extension = "";

        if (extensionStart >= 0) {

            extension = fileName.substring(extensionStart + 1);

        }

        return extension;

    }

    public static String getFileWithoutExtension(File f){

            String fileName = f.getAbsolutePath();

            int extensionStart = fileName.lastIndexOf('.');

            if(extensionStart != -1)

                    return fileName.substring(0, extensionStart);

            else

                    return fileName;

    }

    public static void copy(File src, File dst) throws IOException {

        InputStream in = new FileInputStream(src);

        OutputStream out = new FileOutputStream(dst);

        // Transfer bytes from in to out

        byte[] buf = new byte[10240];

        int len;

        while ((len = in.read(buf)) > 0) {

            out.write(buf, 0, len);

        }

        in.close();

        out.close();

    }

}