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.util;
16  
17  import com.liferay.portal.kernel.log.Log;
18  import com.liferay.portal.kernel.log.LogFactoryUtil;
19  import com.liferay.portal.kernel.util.StringPool;
20  import com.liferay.portal.kernel.util.StringUtil;
21  import com.liferay.portlet.PortalPreferences;
22  import com.liferay.portlet.PortletPreferencesFactoryUtil;
23  
24  import javax.servlet.http.HttpServletRequest;
25  
26  /**
27   * <a href="SessionTreeJSClicks.java.html"><b><i>View Source</i></b></a>
28   *
29   * @author Brian Wing Shun Chan
30   */
31  public class SessionTreeJSClicks {
32  
33      public static final String CLASS_NAME = SessionTreeJSClicks.class.getName();
34  
35      public static void closeNode(
36          HttpServletRequest request, String treeId, String nodeId) {
37  
38          try {
39              PortalPreferences preferences =
40                  PortletPreferencesFactoryUtil.getPortalPreferences(request);
41  
42              String openNodesString = preferences.getValue(CLASS_NAME, treeId);
43  
44              openNodesString = StringUtil.remove(openNodesString, nodeId);
45  
46              preferences.setValue(CLASS_NAME, treeId, openNodesString);
47          }
48          catch (Exception e) {
49              _log.error(e, e);
50          }
51      }
52  
53      public static void closeNodes(HttpServletRequest request, String treeId) {
54          try {
55              PortalPreferences preferences =
56                  PortletPreferencesFactoryUtil.getPortalPreferences(request);
57  
58              String openNodesString = StringPool.BLANK;
59  
60              preferences.setValue(CLASS_NAME, treeId, openNodesString);
61          }
62          catch (Exception e) {
63              _log.error(e, e);
64          }
65      }
66  
67      public static String getOpenNodes(
68          HttpServletRequest request, String treeId) {
69  
70          try {
71              PortalPreferences preferences =
72                  PortletPreferencesFactoryUtil.getPortalPreferences(request);
73  
74              return preferences.getValue(CLASS_NAME, treeId);
75          }
76          catch (Exception e) {
77              _log.error(e, e);
78  
79              return null;
80          }
81      }
82  
83      public static void openNode(
84          HttpServletRequest request, String treeId, String nodeId) {
85  
86          try {
87              PortalPreferences preferences =
88                  PortletPreferencesFactoryUtil.getPortalPreferences(request);
89  
90              String openNodesString = preferences.getValue(CLASS_NAME, treeId);
91  
92              openNodesString = StringUtil.add(openNodesString, nodeId);
93  
94              preferences.setValue(CLASS_NAME, treeId, openNodesString);
95          }
96          catch (Exception e) {
97              _log.error(e, e);
98          }
99      }
100 
101     public static void openNodes(
102         HttpServletRequest request, String treeId, String[] nodeIds) {
103 
104         try {
105             PortalPreferences preferences =
106                 PortletPreferencesFactoryUtil.getPortalPreferences(request);
107 
108             String openNodesString = preferences.getValue(CLASS_NAME, treeId);
109 
110             for (int i = 0; i < nodeIds.length; i++) {
111                 openNodesString = StringUtil.add(openNodesString, nodeIds[i]);
112             }
113 
114             preferences.setValue(CLASS_NAME, treeId, openNodesString);
115         }
116         catch (Exception e) {
117             _log.error(e, e);
118         }
119     }
120 
121     private static Log _log = LogFactoryUtil.getLog(SessionTreeJSClicks.class);
122 
123 }