Java File Path Delete deleteDir(File path)

Description

Deletes a given File , if it exists.

License

Apache License

Parameter

Parameter	Description
path	Reference to the File to be deleted

Exception

Parameter	Description
FileNotFoundException	When the given File does not exist
NullPointerException	When the given File reference is null

Return

True, if it successfully deleted the given . False, otherwise.

Declaration

static boolean deleteDir(File path) throws FileNotFoundException, NullPointerException 

Method Source Code

//package com.java2s;
/*/*w w w .  jav  a2 s  .co 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;
import java.io.FileNotFoundException;

public class Main {
    /**
     * Deletes a given {@link File}, if it exists. If it doesn't exist, it throws a {@link FileNotFoundException}
     * If the given {@link File} is a directory, it recursively deletes the files in the directory, before deleting the
     * directory itself.
     *
     * @param path Reference to the {@link File} to be deleted
     * @return True, if it successfully deleted the given {@link File}. False, otherwise.
     * @throws FileNotFoundException When the given {@link File} does not exist
     * @throws NullPointerException When the given {@link File} reference is null
     */
    static boolean deleteDir(File path) throws FileNotFoundException, NullPointerException {
        if (path == null) {
            throw new NullPointerException("Path cannot be null!");
        }
        if (!path.exists()) {
            throw new FileNotFoundException("File not found: " + path);
        }
        boolean result = true;

        if (path.isDirectory()) {
            for (File f : path.listFiles()) {
                result = result & deleteDir(f);
            }
        }
        return result && path.delete();
    }
}

Related

1. deleteDir(File f)
2. deleteDir(File fDir)
3. deleteDir(File file)
4. deleteDir(File path)
5. deleteDir(File path)
6. deleteDir(File path)
7. deleteDir(final String path)
8. deleteDir(String path)
9. deleteDir(String path)