001/* 002 * Syncany, www.syncany.org 003 * Copyright (C) 2011-2016 Philipp C. Heckel <philipp.heckel@gmail.com> 004 * 005 * This program is free software: you can redistribute it and/or modify 006 * it under the terms of the GNU General Public License as published by 007 * the Free Software Foundation, either version 3 of the License, or 008 * (at your option) any later version. 009 * 010 * This program is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 013 * GNU General Public License for more details. 014 * 015 * You should have received a copy of the GNU General Public License 016 * along with this program. If not, see <http://www.gnu.org/licenses/>. 017 */ 018package org.syncany.cli.util; 019 020import java.util.regex.Matcher; 021import java.util.regex.Pattern; 022 023/** 024 * Various CLI-utilities. 025 * 026 * @author Pim Otte 027 */ 028public class CommandLineUtil { 029 /** 030 * Parses a string of type "1y2mo3w4d5h6m7s", where the units represent 031 * years, months, weeks, days, hours, minutes and second respectively. 032 * 033 * returns: the duration of the period represented by the string in seconds. 034 */ 035 public static long parseTimePeriod(String period) { 036 Pattern relativeDatePattern = Pattern.compile("(\\d+(?:[.,]\\d+)?)(mo|[smhdwy])"); 037 Matcher relativeDateMatcher = relativeDatePattern.matcher(period); 038 039 relativeDateMatcher.reset(); 040 long periodSeconds = 0; 041 042 while (relativeDateMatcher.find()) { 043 double time = Double.parseDouble(relativeDateMatcher.group(1)); 044 String unitStr = relativeDateMatcher.group(2).toLowerCase(); 045 int unitMultiplier = 0; 046 047 if (unitStr.startsWith("mo")) { unitMultiplier = 30*24*60*60; } // must be before "m" 048 else if (unitStr.startsWith("s")) { unitMultiplier = 1; } 049 else if (unitStr.startsWith("m")) { unitMultiplier = 60; } 050 else if (unitStr.startsWith("h")) { unitMultiplier = 60*60; } 051 else if (unitStr.startsWith("d")) { unitMultiplier = 24*60*60; } 052 else if (unitStr.startsWith("w")) { unitMultiplier = 7*24*60*60; } 053 else if (unitStr.startsWith("y")) { unitMultiplier = 365*24*60*60; } 054 055 periodSeconds += (long) ((double)time*unitMultiplier); 056 } 057 058 return periodSeconds; 059 } 060}