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.portlet;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.util.StringPool;
28  import com.liferay.portal.kernel.util.Validator;
29  
30  /**
31   * <a href="PortalPreferencesImpl.java.html"><b><i>View Source</i></b></a>
32   *
33   * @author Brian Wing Shun Chan
34   *
35   */
36  public class PortalPreferencesImpl implements PortalPreferences {
37  
38      public PortalPreferencesImpl(
39          PortletPreferencesImpl preferences, boolean signedIn) {
40  
41          _preferences = preferences;
42          _signedIn = signedIn;
43      }
44  
45      public String getValue(String namespace, String key) {
46          return getValue(namespace, key, null);
47      }
48  
49      public String getValue(String namespace, String key, String defaultValue) {
50          key = _encodeKey(namespace, key);
51  
52          return _preferences.getValue(key, defaultValue);
53      }
54  
55      public String[] getValues(String namespace, String key) {
56          return getValues(namespace, key, null);
57      }
58  
59      public String[] getValues(
60          String namespace, String key, String[] defaultValue) {
61  
62          key = _encodeKey(namespace, key);
63  
64          return _preferences.getValues(key, defaultValue);
65      }
66  
67      public void setValue(String namespace, String key, String value) {
68          if (Validator.isNull(key) || (key.equals(_RANDOM_KEY))) {
69              return;
70          }
71  
72          key = _encodeKey(namespace, key);
73  
74          try {
75              if (value != null) {
76                  _preferences.setValue(key, value);
77              }
78              else {
79                  _preferences.reset(key);
80              }
81  
82              if (_signedIn) {
83                  _preferences.store();
84              }
85          }
86          catch (Exception e) {
87              _log.error(e, e);
88          }
89      }
90  
91      public void setValues(String namespace, String key, String[] values) {
92          if (Validator.isNull(key) || (key.equals(_RANDOM_KEY))) {
93              return;
94          }
95  
96          key = _encodeKey(namespace, key);
97  
98          try {
99              if (values != null) {
100                 _preferences.setValues(key, values);
101             }
102             else {
103                 _preferences.reset(key);
104             }
105 
106             if (_signedIn) {
107                 _preferences.store();
108             }
109         }
110         catch (Exception e) {
111             _log.error(e, e);
112         }
113     }
114 
115     private String _encodeKey(String namespace, String key) {
116         return namespace + StringPool.POUND + key;
117     }
118 
119     private static final String _RANDOM_KEY = "r";
120 
121     private static Log _log = LogFactoryUtil.getLog(PortalPreferences.class);
122 
123     private PortletPreferencesImpl _preferences;
124     private boolean _signedIn;
125 
126 }