Java Path Delete nio recursiveDeleteOnShutdownHook(final Path path)

Description

recursive Delete On Shutdown Hook

License

Apache License

Declaration

public static void recursiveDeleteOnShutdownHook(final Path path) 

Method Source Code

//package com.java2s;
/*//w  w w. ja va 2  s.c  o m
 *  Copyright 2014 TWO SIGMA OPEN SOURCE, LLC
 *
 *  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.IOException;

import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;

import java.nio.file.SimpleFileVisitor;

import java.nio.file.attribute.BasicFileAttributes;

public class Main {
    public static void recursiveDeleteOnShutdownHook(final Path path) {
        Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    Files.walkFileTree(path, new SimpleFileVisitor<Path>() {
                        @Override
                        public FileVisitResult visitFile(Path file,
                                @SuppressWarnings("unused") BasicFileAttributes attrs) throws IOException {
                            Files.delete(file);
                            return FileVisitResult.CONTINUE;
                        }

                        @Override
                        public FileVisitResult postVisitDirectory(Path dir, IOException e) throws IOException {
                            if (e == null) {
                                Files.delete(dir);
                                return FileVisitResult.CONTINUE;
                            }
                            throw e;
                        }
                    });
                } catch (IOException e) {
                    throw new RuntimeException("Failed to delete " + path, e);
                }
            }
        }));
    }
}

Related

1. readAndDelete(final Path p)
2. recursiveDelete(Path directory)
3. recursiveDelete(Path path)
4. recursiveDelete(Path pathToBeDeleted)
5. recursiveDeleteDirectory(Path dir)
6. recursivelyDeleteFilesFromDir(Path aDirectory)
7. recusiveDeleteIfExists(Path p)