Here you can find the source of delete(File path)
public static boolean delete(File path)
//package com.java2s; /*/*from w ww .ja v a 2 s. c om*/ Copyright other contributors as noted in the AUTHORS file. This file is part of 0MQ. 0MQ is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. 0MQ is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ import java.io.File; public class Main { public static boolean delete(File path) { if (!path.exists()) return false; boolean ret = true; if (path.isDirectory()) { for (File f : path.listFiles()) { ret = ret && delete(f); } } return ret && path.delete(); } }