1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.cal;
24  
25  import com.liferay.portal.kernel.util.CalendarFactoryUtil;
26  import com.liferay.portal.kernel.util.Validator;
27  
28  import java.util.Calendar;
29  import java.util.TimeZone;
30  
31  /**
32   * <a href="TZSRecurrence.java.html"><b><i>View Source</i></b></a>
33   *
34   * @author Samuel Kong
35   *
36   */
37  public class TZSRecurrence extends Recurrence {
38  
39      public TZSRecurrence() {
40      }
41  
42      public TZSRecurrence(Calendar start, Duration duration) {
43          super(start, duration);
44      }
45  
46      public TZSRecurrence(Calendar start, Duration duration, int frequency) {
47          super(start, duration, frequency);
48      }
49  
50      public TimeZone getTimeZone() {
51          return _timeZone;
52      }
53  
54      public void setTimeZone(TimeZone timeZone) {
55          _timeZone = timeZone;
56      }
57  
58      protected boolean matchesByField(
59          int[] array, int field, Calendar candidate, boolean allowNegative,
60          TimeZone timeZone) {
61  
62          Calendar adjustedCandidate = candidate;
63  
64          if (Validator.isNotNull(timeZone)) {
65              adjustedCandidate = CalendarFactoryUtil.getCalendar(timeZone);
66  
67              adjustedCandidate.setTime(candidate.getTime());
68          }
69  
70          return matchesByField(array, field, adjustedCandidate, allowNegative);
71      }
72  
73      protected boolean matchesIndividualByDay(
74          Calendar candidate, DayAndPosition pos) {
75  
76          Calendar adjustedCandidate = candidate;
77  
78          if (Validator.isNotNull(_timeZone)) {
79              adjustedCandidate = CalendarFactoryUtil.getCalendar(_timeZone);
80  
81              adjustedCandidate.setTime(candidate.getTime());
82          }
83  
84          return super.matchesIndividualByDay(adjustedCandidate, pos);
85      }
86  
87      protected boolean matchesByMonthDay(Calendar candidate) {
88          return matchesByField(
89              byMonthDay, Calendar.DATE, candidate, true, _timeZone);
90      }
91  
92      protected boolean matchesByYearDay(Calendar candidate) {
93          return matchesByField(
94              byYearDay, Calendar.DAY_OF_YEAR, candidate, true, _timeZone);
95      }
96  
97      protected boolean matchesByWeekNo(Calendar candidate) {
98          return matchesByField(
99              byWeekNo, Calendar.WEEK_OF_YEAR, candidate, true, _timeZone);
100     }
101 
102     protected boolean matchesByMonth(Calendar candidate) {
103         return matchesByField(
104             byMonth, Calendar.MONTH, candidate, false, _timeZone);
105     }
106 
107     private TimeZone _timeZone;
108 
109 }