Java tutorial
//package com.java2s; import java.io.File; public class Main { public static boolean DeleteFile(File file) { if (file.isFile()) { return file.delete(); } if (file.isDirectory()) { File[] childFile = file.listFiles(); if (childFile == null || childFile.length == 0) { return file.delete(); } for (File f : childFile) { DeleteFile(f); } return file.delete(); } return false; } }