Java Directory Clear clearDirectory(File src)

Description

Deletes all files in the directory, recursively deleting sub-directories of this directory.

License

Apache License

Exception

Parameter	Description
IOException	an exception

Declaration

public static final void clearDirectory(File src) throws IOException 

Method Source Code

//package com.java2s;
/*/*from w w  w  .jav  a  2 s .co 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 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);
                    }
                }
            }
        }
    }

    /**
     * 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);
        }
    }
}

Related

1. clearDirectory(File dir)
2. clearDirectory(File dir)
3. clearDirectory(File dir, boolean doTree)
4. clearDirectory(File f)
5. clearDirectory(File f)
6. clearDirectory(String absolutePath)
7. clearDirectory(String dir)
8. clearDirectory(String path)