Java Delete Directory deleteDirectory(File root)

Description

Recursively delete a directory and its contents.

License

Apache License

Parameter

Parameter	Description
root	root directory

Declaration

public static void deleteDirectory(File root) 

Method Source Code

//package com.java2s;
/**/*from w  ww. j ava  2 s  . c om*/
 *
 * Copyright ? 2018 Paul Schaub
 *
 * 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;
import java.util.Stack;

public class Main {
    /**
     * Recursively delete a directory and its contents.
     *
     * @param root root directory
     */
    public static void deleteDirectory(File root) {
        if (!root.exists()) {
            return;
        }
        File[] currList;
        Stack<File> stack = new Stack<>();
        stack.push(root);
        while (!stack.isEmpty()) {
            if (stack.lastElement().isDirectory()) {
                currList = stack.lastElement().listFiles();
                if (currList != null && currList.length > 0) {
                    for (File curr : currList) {
                        stack.push(curr);
                    }
                } else {
                    stack.pop().delete();
                }
            } else {
                stack.pop().delete();
            }
        }
    }
}

Related

1. deleteDirectory(File file)
2. deleteDirectory(File file)
3. deleteDirectory(File file)
4. deleteDirectory(File fileOrDir)
5. deleteDirectory(File root)
6. deleteDirectory(File root)
7. deleteDirectory(File sourceDirectory, FilenameFilter filter, boolean recursive, boolean deleteItself)
8. deleteDirectory(final File dir)
9. deleteDirectory(final File dir)