Java File Name Get getFilenameWithoutExtension(final File file)

Description

Gets the filename without the extension or null if the given file object is a directory.

License

Open Source License

Parameter

Parameter	Description
file	the file.

Return

the filename without the extension or null if the given file object is a directory.

Declaration

public static String getFilenameWithoutExtension(final File file) 

Method Source Code

//package com.java2s;
/**/*from  ww  w . j a v  a 2s.c  o m*/
 * The MIT License
 *
 * Copyright (C) 2007 Asterios Raptis
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

import java.io.File;

public class Main {
    /**
     * Gets the filename without the extension or null if the given file object is a directory.
     *
     * @param file
     *            the file.
     * @return the filename without the extension or null if the given file object is a directory.
     */
    public static String getFilenameWithoutExtension(final File file) {
        if (!file.isDirectory()) {
            final String fileName = file.getName();
            return getFilenameWithoutExtension(fileName);
        }
        return null;
    }

    /**
     * Gets the filename without the extension or null if the given file object is a directory.
     *
     * @param fileName
     *            the file.
     * @return the filename without the extension or null if the given file object is a directory.
     */
    public static String getFilenameWithoutExtension(final String fileName) {
        final int ext_index = fileName.lastIndexOf(".");
        final String fileNamePrefix;
        if (ext_index != -1) {
            fileNamePrefix = fileName.substring(0, ext_index);
        } else {
            fileNamePrefix = fileName;
        }
        return fileNamePrefix;
    }
}

Related

1. getFileNameWithoutExtension(File file)
2. getFileNameWithoutExtension(File file)
3. getFileNameWithoutExtension(File file)
4. getFileNameWithoutExtension(File file)
5. getFileNameWithoutExtension(File fx)
6. getFileNameWithoutExtension(final File file)
7. getFilenameWithoutExtension(final String fileName)
8. getFileNameWithoutExtension(final String filePath)
9. getFileNameWithoutExtension(String fileName)