Java tutorial
/** * This file is part of rapidRunner <https://github.com/sn0cr/rapidRunner> * Copyright (C) 2015 Christian Wahl * * This program 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. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package io.github.sn0cr.rapidRunner; import org.apache.commons.cli.CommandLine; import org.apache.commons.cli.CommandLineParser; import org.apache.commons.cli.Options; import org.apache.commons.cli.ParseException; import org.apache.commons.cli.PosixParser; /** * @author Christian Wahl * */ public class CommandlineInterface { public static void main(String[] args) { // create Options object final Options options = new Options(); // add t option // options.addOption("t", false, "display current time"); final CommandLineParser parser = new PosixParser(); try { final CommandLine cmd = parser.parse(options, args); if (cmd.hasOption("t")) { System.out.println("has option " + cmd.getOptionValue("t")); } else { System.out.println("hasn't option"); } } catch (final ParseException e) { e.printStackTrace(); } } }