Here you can find the source of delete(File file)
public static void delete(File file)
//package com.java2s; /*/*from ww w. j a va 2 s . c o m*/ * Copyright 2010 akquinet * 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 { public static void delete(File file) { if (file.exists()) { if (file.isFile()) { file.delete(); } else { File[] files = file.listFiles(); for (File f : files) { delete(f); } file.delete(); } } } }