Here you can find the source of getFilesAsArrayListRecursiveHelper(File f, ArrayList
private static void getFilesAsArrayListRecursiveHelper(File f, ArrayList<String> filelist)
//package com.java2s; /*//from w ww .j ava2 s. c o m * Copyright (C) 2009 Google Inc. * * 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; import java.util.ArrayList; public class Main { private static void getFilesAsArrayListRecursiveHelper(File f, ArrayList<String> filelist) { if (f.isDirectory()) { File[] childs = f.listFiles(); for (File child : childs) { getFilesAsArrayListRecursiveHelper(child, filelist); } return; } filelist.add(f.getAbsolutePath()); } }