Java Delete Empty Directory deleteEmptyDirectoryRecursive(File directory)

Description

Deletes an empty directory, including all parent directories that are also empty, stopping at the first non-empty parent.

License

LGPL

Parameter

Parameter	Description
directory	The start directory

Exception

Parameter	Description
IOException	In case of an I/O error

Declaration

public static void deleteEmptyDirectoryRecursive(File directory) throws IOException 

Method Source Code

//package com.java2s;
/**/*from  ww  w  .  j  a  v a2s  .c o m*/
 * Copyright 2011-2016 Three Crickets LLC.
 * <p>
 * The contents of this file are subject to the terms of the LGPL version 3.0:
 * http://www.gnu.org/copyleft/lesser.html
 * <p>
 * Alternatively, you can obtain a royalty free commercial license with less
 * limitations, transferable or non-transferable, directly from Three Crickets
 * at http://threecrickets.com/
 */

import java.io.File;

import java.io.IOException;

public class Main {
    /**
     * Deletes an empty directory, including all parent directories that are
     * also empty, stopping at the first non-empty parent.
     * 
     * @param directory
     *        The start directory
     * @throws IOException
     *         In case of an I/O error
     */
    public static void deleteEmptyDirectoryRecursive(File directory) throws IOException {
        if ((directory != null) && directory.isDirectory()) {
            File[] files = directory.listFiles();
            if ((files == null) || (files.length == 0)) {
                if (!directory.delete())
                    throw new IOException("Could not delete empty directory: " + directory);
                deleteEmptyDirectoryRecursive(directory.getParentFile());
            }
        }
    }
}

Related

1. deleteEmptyDir(File directory)
2. deleteEmptyDir(File file)
3. deleteEmptyDirectories(List dirs)
4. deleteEmptyDirectory(File fileOrDirectory)
5. deleteEmptyDirectoryRecursive(File directory)
6. deleteEmptyDirs(File dir)
7. deleteEmptyDirs(File dir)
8. deleteEmptyFiles(String p)
9. deleteEmptyFolders(java.io.File file)