Here you can find the source of deleteDirectory(final File path)
@SuppressWarnings("ResultOfMethodCallIgnored") static public boolean deleteDirectory(final File path)
//package com.java2s; /*//from w ww. ja v a2 s. c o m * * * * Copyright (c) 2014 Antoine Jullien * * * * 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; public class Main { @SuppressWarnings("ResultOfMethodCallIgnored") static public boolean deleteDirectory(final File path) { if (path.exists()) { final File[] files = path.listFiles(); if (files != null) { for (final File file : files) { if (file.isDirectory()) { deleteDirectory(file); } else { file.delete(); } } } } return path.delete(); } }