Java tutorial
//package com.java2s; /* * Copyright Pierre Sagne (09 may 2015) * * petrus.dev.fr@gmail.com * * This software is a computer program whose purpose is to let the user * select files and/ or folders in an Android application. * * This software is governed by the CeCILL-C license under French law and * abiding by the rules of distribution of free software. You can use, * modify and/ or redistribute the software under the terms of the CeCILL-C * license as circulated by CEA, CNRS and INRIA at the following URL * "http://www.cecill.info". * * As a counterpart to the access to the source code and rights to copy, * modify and redistribute granted by the license, users are provided only * with a limited warranty and the software's author, the holder of the * economic rights, and the successive licensors have only limited * liability. * * In this respect, the user's attention is drawn to the risks associated * with loading, using, modifying and/or developing or reproducing the * software by the user in light of its specific status of free software, * that may mean that it is complicated to manipulate, and that also * therefore means that it is reserved for developers and experienced * professionals having in-depth computer knowledge. Users are therefore * encouraged to load and test the software's suitability as regards their * requirements in conditions enabling the security of their systems and/or * data to be ensured and, more generally, to use and operate it in the * same conditions as regards security. * * The fact that you are presently reading this means that you have had * knowledge of the CeCILL-C license and that you accept its terms. */ import java.io.File; import java.util.LinkedList; import java.util.List; public class Main { /** * Returns the parent folders of this file, starting from the root. * * @return the parent folders of this file, starting from the root */ public static List<File> getParents(File file) { LinkedList<File> parents = new LinkedList<>(); File parent = file.getParentFile(); while (null != parent) { parents.addFirst(parent); parent = parent.getParentFile(); } return parents; } }