Here you can find the source of listFiles(JarFile jarFile, String path)
private static Set<String> listFiles(JarFile jarFile, String path)
//package com.java2s; /* ======================================================================== * PlantUML : a free UML diagram generator * ======================================================================== * * (C) Copyright 2009-2017, Arnaud Roques * * Project Info: http://plantuml.com/*w ww . j av a 2s . c om*/ * * If you like this project or if you find it useful, you can support us at: * * http://plantuml.com/patreon (only 1$ per month!) * http://plantuml.com/paypal * * This file is part of PlantUML. * * PlantUML is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * PlantUML 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 General Public * License for more details. * * You should have received a copy of the GNU General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, * USA. * * * Original Author: Arnaud Roques * * */ import java.util.Enumeration; import java.util.Set; import java.util.TreeSet; import java.util.jar.JarEntry; import java.util.jar.JarFile; public class Main { private static Set<String> listFiles(JarFile jarFile, String path) { final Enumeration<JarEntry> entries = jarFile.entries(); final Set<String> result = new TreeSet<String>(); while (entries.hasMoreElements()) { final String name = entries.nextElement().getName(); if (name.startsWith(path)) { result.add(name.substring(path.length())); } } return result; } }