Java File Extension Name Get getFileExtension(final File file)

Description

get File Extension

License

Open Source License

Declaration

public static String getFileExtension(final File file) 

Method Source Code

//package com.java2s;
/*/*from w  w w. ja  v  a2 s  . c  om*/
 *
 * SchemaCrawler
 * http://sourceforge.net/projects/schemacrawler
 * Copyright (c) 2000-2013, Sualeh Fatehi.
 *
 * This library 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 2.1 of the License, or (at your option) any later version.
 *
 * This library 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 this
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 */

import java.io.File;

public class Main {
    public static String getFileExtension(final File file) {
        final String ext;
        if (file != null) {
            final String scriptFileName = file.getName();
            ext = scriptFileName.lastIndexOf('.') == -1 ? ""
                    : scriptFileName.substring(scriptFileName.lastIndexOf('.') + 1, scriptFileName.length());
        } else {
            ext = "";
        }
        return ext;
    }
}

Related

1. getFileExtension(File file)
2. getFileExtension(File file, boolean includeDot)
3. getFileExtension(File file, boolean withDot)
4. getFileExtension(final File aFile)
5. getFileExtension(final File file)
6. getFileExtension(final String file)
7. getFileExtension(final String fullName)
8. getFileExtension(String file)
9. getFileExtension(String filename)