Here you can find the source of deleteRecursive(File path)
public static boolean deleteRecursive(File path)
//package com.java2s; /*// w w w. ja v a 2 s. co m * Copyright (C) 2008-2015 by Holger Arndt * * This file is part of the Universal Java Matrix Package (UJMP). * See the NOTICE file distributed with this work for additional * information regarding copyright ownership and licensing. * * UJMP 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 2 * of the License, or (at your option) any later version. * * UJMP 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 UJMP; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301 USA */ import java.io.File; public class Main { public static boolean deleteRecursive(File path) { if (path != null && path.exists() && path.isDirectory()) { File[] files = path.listFiles(); for (File f : files) { if (f.isDirectory()) { deleteRecursive(f); } else { f.delete(); } } } if (path != null) { boolean successful = path.delete(); return successful; } else { return false; } } }