001/* 002 * This library is part of OpenCms - 003 * the Open Source Content Management System 004 * 005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com) 006 * 007 * This library is free software; you can redistribute it and/or 008 * modify it under the terms of the GNU Lesser General Public 009 * License as published by the Free Software Foundation; either 010 * version 2.1 of the License, or (at your option) any later version. 011 * 012 * This library is distributed in the hope that it will be useful, 013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 015 * Lesser General Public License for more details. 016 * 017 * For further information about Alkacon Software, please see the 018 * company website: http://www.alkacon.com 019 * 020 * For further information about OpenCms, please see the 021 * project website: http://www.opencms.org 022 * 023 * You should have received a copy of the GNU Lesser General Public 024 * License along with this library; if not, write to the Free Software 025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 026 */ 027 028package org.opencms.jsp.search.config.parser.simplesearch.daterestrictions; 029 030/** 031 * Date restrictions for a fixed number of time units going backward or forward from the current time.<p> 032 */ 033public class CmsDateFromTodayRestriction implements I_CmsDateRestriction { 034 035 /** The number of time units. */ 036 private int m_count; 037 038 /** The time unit to use. */ 039 private TimeUnit m_unit; 040 041 /** The time direction. */ 042 private TimeDirection m_direction; 043 044 /** 045 * Creates a new instance.<p> 046 * 047 * @param count the number of time units 048 * @param unit the time unit 049 * @param direction the time direction 050 */ 051 public CmsDateFromTodayRestriction(int count, TimeUnit unit, TimeDirection direction) { 052 053 m_count = count; 054 m_unit = unit; 055 m_direction = direction; 056 } 057 058 /** 059 * @see org.opencms.jsp.search.config.parser.simplesearch.daterestrictions.I_CmsDateRestriction#getRange() 060 */ 061 public String getRange() { 062 063 boolean isFuture = m_direction == TimeDirection.future; 064 String sign = isFuture ? "+" : "-"; 065 String time = "NOW/DAY" + sign + m_unit.formatForRange(m_count); 066 if (isFuture) { 067 return "[NOW TO " + time + "+1DAYS}"; 068 } else { 069 return "[" + time + " TO NOW}"; 070 } 071 } 072 073}