1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.scheduler;
16  
17  import com.liferay.portal.kernel.exception.SystemException;
18  import com.liferay.portal.kernel.messaging.MessageListener;
19  import com.liferay.portal.kernel.scheduler.CronTrigger;
20  import com.liferay.portal.kernel.scheduler.IntervalTrigger;
21  import com.liferay.portal.kernel.scheduler.SchedulerEntry;
22  import com.liferay.portal.kernel.scheduler.Trigger;
23  import com.liferay.portal.kernel.scheduler.TriggerType;
24  import com.liferay.portal.kernel.util.GetterUtil;
25  import com.liferay.portal.kernel.util.Time;
26  import com.liferay.portal.util.PrefsPropsUtil;
27  
28  /**
29   * <a href="SchedulerEntryImpl.java.html"><b><i>View Source</i></b></a>
30   *
31   * @author Shuyang Zhou
32   */
33  public class SchedulerEntryImpl implements SchedulerEntry {
34  
35      public String getDescription() {
36          return _description;
37      }
38  
39      public MessageListener getEventListener() {
40          return _eventListener;
41      }
42  
43      public String getEventListenerClass() {
44          return _eventListenerClass;
45      }
46  
47      public String getTimeUnit() {
48          return _timeUnit;
49      }
50  
51      public Trigger getTrigger() throws SystemException {
52          if (_trigger != null) {
53              return _trigger;
54          }
55  
56          String triggerValue = _triggerValue;
57  
58          if (_readProperty) {
59              triggerValue = PrefsPropsUtil.getString(triggerValue);
60          }
61  
62          if (_triggerType == TriggerType.CRON) {
63              _trigger = new CronTrigger(
64                  _eventListenerClass, _eventListenerClass, triggerValue);
65          }
66          else if (_triggerType == TriggerType.SIMPLE) {
67              long intervalTime = GetterUtil.getLong(triggerValue);
68  
69              if (_timeUnit.equalsIgnoreCase("DAY")) {
70                  intervalTime = intervalTime * Time.DAY;
71              }
72              else if (_timeUnit.equalsIgnoreCase("HOUR")) {
73                  intervalTime = intervalTime * Time.HOUR;
74              }
75              else if (_timeUnit.equalsIgnoreCase("MINUTE")) {
76                  intervalTime = intervalTime * Time.MINUTE;
77              }
78              else if (_timeUnit.equalsIgnoreCase("WEEK")) {
79                  intervalTime = intervalTime * Time.WEEK;
80              }
81              else {
82                  intervalTime = intervalTime * Time.SECOND;
83              }
84  
85              _trigger = new IntervalTrigger(
86                  _eventListenerClass, _eventListenerClass, intervalTime);
87          }
88          else {
89              throw new SystemException("Unsupport trigger type " + _triggerType);
90          }
91  
92          return _trigger;
93      }
94  
95      public TriggerType getTriggerType() {
96          return _triggerType;
97      }
98  
99      public String getTriggerValue() {
100         return _triggerValue;
101     }
102 
103     public boolean isReadProperty() {
104         return _readProperty;
105     }
106 
107     public void setDescription(String description) {
108         _description = description;
109     }
110 
111     public void setEventListener(MessageListener eventListener) {
112         _eventListener = eventListener;
113     }
114 
115     public void setEventListenerClass(String eventListenerClass) {
116         _eventListenerClass = eventListenerClass;
117     }
118 
119     public void setReadProperty(boolean readProperty) {
120         _readProperty = readProperty;
121     }
122 
123     public void setTimeUnit(String timeUnit) {
124         _timeUnit = timeUnit;
125     }
126 
127     public void setTriggerType(TriggerType triggerType) {
128         _triggerType = triggerType;
129     }
130 
131     public void setTriggerValue(String triggerValue) {
132         _triggerValue = triggerValue;
133     }
134 
135     public String toString() {
136         StringBuilder sb = new StringBuilder();
137 
138         sb.append("{description=");
139         sb.append(_description);
140         sb.append(", eventListener=");
141         sb.append(_eventListener);
142         sb.append(", eventListenerClass=");
143         sb.append(_eventListenerClass);
144         sb.append(", readProperty=");
145         sb.append(_readProperty);
146         sb.append(", timeUnit=");
147         sb.append(_timeUnit);
148         sb.append(", trigger=");
149         sb.append(_trigger);
150         sb.append(", triggerType=");
151         sb.append(_triggerType);
152         sb.append(", triggerValue=");
153         sb.append(_triggerValue);
154         sb.append("}");
155 
156         return sb.toString();
157     }
158 
159     private String _description;
160     private MessageListener _eventListener;
161     private String _eventListenerClass;
162     private boolean _readProperty;
163     private String _timeUnit;
164     private Trigger _trigger;
165     private TriggerType _triggerType;
166     private String _triggerValue;
167 
168 }