Java File Name Get getFilenameWithoutExtension(final String fileName)

Description

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

License

Apache License

Parameter

Parameter	Description
fileName	the file.

Return

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

Declaration

public static String getFilenameWithoutExtension(final String fileName) 

Method Source Code

//package com.java2s;
/**/*from ww w.  j  a v  a2  s. c  o m*/
 * Copyright (C) 2007 Asterios Raptis
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.io.File;

public class Main {
    /**
     * 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;
    }

    /**
     * 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;
    }
}

Related

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