Java Delete File Recursively deleteRecursive(File src)

Description

Deletes the file, recursively scanning sub-directories if its a directory.

License

Apache License

Exception

Parameter	Description
IOException	an exception

Declaration

public static final void deleteRecursive(File src) throws IOException 

Method Source Code

//package com.java2s;
/*//from   ww w  .  j a  v a  2s . c o  m
 * Copyright (c) 2013 Paul Mackinlay, Ramon Servadei
 * 
 * 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.io.IOException;

public class Main {
    /**
     * Deletes the file, recursively scanning sub-directories if its a directory. Depth first
     * scanning.
     * <p>
     * This is non-atomic.
     *
     * @throws IOException
     */
    public static final void deleteRecursive(File src) throws IOException {
        clearDirectory(src);
        if (src.exists() && !src.delete()) {
            throw new IOException("Could not delete: " + src);
        }
    }

    /**
     * Deletes all files in the directory, recursively deleting sub-directories of this directory.
     * Depth first scanning.
     * <p>
     * This is non-atomic.
     *
     * @throws IOException
     */
    public static final void clearDirectory(File src) throws IOException {
        if (src.exists() && src.isDirectory()) {
            for (File file : src.listFiles()) {
                if (file.isDirectory()) {
                    deleteRecursive(file);
                } else {
                    if (!file.delete()) {
                        throw new IOException("Could not delete: " + file);
                    }
                }
            }
        }
    }
}

Related

1. deleteRecursive(File file)
2. deleteRecursive(File file)
3. deleteRecursive(File file)
4. deleteRecursive(File file)
5. deleteRecursive(File root)
6. deleteRecursive(File src, List excludes)
7. deleteRecursive(File toDelete)
8. deleteRecursive(File toDelete)
9. deleteRecursive(final File dir)