001 /* 002 * Copyright (C) 2008-2010 by Holger Arndt 003 * 004 * This file is part of the Universal Java Matrix Package (UJMP). 005 * See the NOTICE file distributed with this work for additional 006 * information regarding copyright ownership and licensing. 007 * 008 * UJMP is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Lesser General Public License as 010 * published by the Free Software Foundation; either version 2 011 * of the License, or (at your option) any later version. 012 * 013 * UJMP is distributed in the hope that it will be useful, 014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 016 * GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public 019 * License along with UJMP; if not, write to the 020 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 021 * Boston, MA 02110-1301 USA 022 */ 023 024 package org.ujmp.core.util; 025 026 import org.ujmp.core.mapmatrix.MapMatrix; 027 028 public abstract class CommandLineUtil { 029 030 public static final void parse(MapMatrix<String, Object> matrix, String... args) { 031 for (String s : args) { 032 if (s != null) { 033 if (s.startsWith("--")) { 034 addArgument(matrix, s.replaceFirst("--", "")); 035 } else if (s.startsWith("-")) { 036 addArgument(matrix, s.replaceFirst("-", "")); 037 } else { 038 matrix.put("name", s); 039 } 040 } 041 } 042 } 043 044 private static void addArgument(MapMatrix<String, Object> matrix, String s) { 045 if (s.contains("=")) { 046 String[] keyValue = s.split("="); 047 String key = keyValue[0]; 048 String value = keyValue[1]; 049 addKeyValue(matrix, key, value); 050 } else { 051 addKeyValue(matrix, s, true); 052 } 053 } 054 055 private static void addKeyValue(MapMatrix<String, Object> matrix, String key, Object value) { 056 for (String k : matrix.keySet()) { 057 if (k.equalsIgnoreCase(key)) { 058 matrix.put(k, value); 059 break; 060 } 061 } 062 } 063 064 public static final void printOptions(MapMatrix<String, Object> config) { 065 for (String s : config.keySet()) { 066 System.out.println(StringUtil.pad("--" + s, 20) + " (default: " + config.get(s) + ")"); 067 } 068 } 069 }