Java tutorial
//package com.java2s; /* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2012, Chun Xu, zuojisi@gmail.com * * This file is part of SimpleWebServer. * * SimpleWebServer 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 3 of the License, or * (at your option) any later version. * * SimpleWebServer 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 SimpleWebServer. If not, see <http://www.gnu.org/licenses/>. * * - Author: Chun Xu * - Contact: zuojisi@gmail.com * - License: GNU Lesser General Public License (LGPL) * - Blog and source code availability: http://sws.pupfly.com/ */ import android.text.TextUtils.SimpleStringSplitter; public class Main { public static String GetParentPath(String uri) { if (uri.equalsIgnoreCase("/")) { return ""; } if (uri.endsWith("/")) { uri = uri.substring(0, uri.length() - 1); } if (uri.indexOf('/') < 0) { return ""; } SimpleStringSplitter sss = new SimpleStringSplitter('/'); sss.setString(uri); String tmp = ""; String ret = ""; while (sss.hasNext()) { tmp = sss.next(); if (sss.hasNext() && tmp.trim().length() > 0) { ret += tmp.trim() + "/"; } } if (ret.endsWith("/")) { ret = ret.substring(0, ret.length() - 1); } return ret; } }