Here you can find the source of normalizePath(String path)
public static String normalizePath(String path)
//package com.java2s; /*/*from w w w.j av a 2s . c o m*/ * Copyright (c) 2017 OBiBa. All rights reserved. * * This program and the accompanying materials * are made available under the terms of the GNU Public License v3.0. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ public class Main { public static String normalizePath(String path) { String nPath = path.startsWith("/") ? path : String.format("/%s", path); if (!isRoot(nPath) && nPath.endsWith("/")) nPath = nPath.replaceAll("[/]+$", ""); return nPath; } public static boolean isRoot(String basePath) { return "/".equals(basePath); } }