Java Directory Clean cleanDir(final File dir)

Description

Cleans out the passed directory

License

Apache License

Parameter

Parameter	Description
dir	the directory to clean

Declaration

public static void cleanDir(final File dir) 

Method Source Code

//package com.java2s;
/**/* w  w w.j  ava 2  s.  c o  m*/
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.  See the NOTICE file
distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you 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 {
    /**
     * Cleans out the passed directory
     * @param dir the directory to clean
     */
    public static void cleanDir(final File dir) {
        if (dir == null)
            throw new IllegalArgumentException("The passed file was null");
        if (dir.isFile())
            throw new IllegalArgumentException("The passed file [" + dir + "] was not a directory");
        for (final File f : dir.listFiles()) {
            recursiveDel(f);
        }
    }

    /**
     * Recursively deletes
     * @param f the starting file
     */
    public static void recursiveDel(final File f) {
        if (f == null)
            throw new IllegalArgumentException("The passed file was null");
        if (f.isFile()) {
            f.delete();
        } else {
            for (File x : f.listFiles()) {
                recursiveDel(x);
            }
        }
    }
}

Related

1. cleanDir(File dir)
2. cleanDir(File dir)
3. cleanDir(File directory)
4. cleanDir(final File dir)
5. cleanDir(final File dir, final String exclude)
6. cleanDir(final String luceneDir)
7. cleanDir(String dir)
8. cleanDir(String directory)