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Java > Open Source Codes > org > pentaho > ui > portlet > ViewPortlet


1 /*
2  * Copyright 2006 Pentaho Corporation. All rights reserved.
3  * This software was developed by Pentaho Corporation and is provided under the terms
4  * of the Mozilla Public License, Version 1.1, or any later version. You may not use
5  * this file except in compliance with the license. If you need a copy of the license,
6  * please go to http://www.mozilla.org/MPL/MPL-1.1.txt. The Original Code is the Pentaho
7  * BI Platform. The Initial Developer is Pentaho Corporation.
8  *
9  * Software distributed under the Mozilla Public License is distributed on an "AS IS"
10  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. Please refer to
11  * the license for the specific language governing your rights and limitations.
12  *
13  * @created Aug 2, 2005
14  * @author James Dixon
15  */

16
17 package org.pentaho.ui.portlet;
18
19 import java.io.IOException JavaDoc;
20 import java.io.PrintWriter JavaDoc;
21 import javax.portlet.ActionRequest;
22 import javax.portlet.PortletException;
23 import javax.portlet.PortletPreferences;
24 import javax.portlet.RenderRequest;
25 import javax.portlet.RenderResponse;
26
27 import org.pentaho.messages.Messages;
28
29 public abstract class ViewPortlet extends BasePortlet {
30
31     public void doPortletHelp(RenderRequest request, RenderResponse response, PentahoPortletSession userSession) throws PortletException, IOException JavaDoc {
32         response.setContentType("text/html"); //$NON-NLS-1$
33
PrintWriter JavaDoc out = response.getWriter();
34         out.println(Messages.getString("ViewPortlet.CODE_MESSAGE_TEMPLATE", Messages.getString("ViewPortlet.USER_HELP_NOT_AVAILABLE"))); //$NON-NLS-1$ //$NON-NLS-2$
35
}
36
37     public void doPortletEdit(RenderRequest request, RenderResponse response, PentahoPortletSession userSession) throws PortletException, IOException JavaDoc {
38         response.setContentType("text/html"); //$NON-NLS-1$
39
PrintWriter JavaDoc out = response.getWriter();
40
41         out.println(Messages.getString("ViewPortlet.CODE_MESSAGE_TEMPLATE", Messages.getString("ViewPortlet.USER_OPTIONS_NOT_AVAILABLE"))); //$NON-NLS-1$ //$NON-NLS-2$
42
}
43
44     protected String JavaDoc getSetting(String JavaDoc name, String JavaDoc defaultValue, ActionRequest request, PortletRequestParameterProvider requestParameters) {
45
46         PortletPreferences prefs = request.getPreferences();
47         String JavaDoc value = request.getParameter(name);
48         if (value == null) {
49             // get the default value from the preferences
50
value = prefs.getValue(name, null);
51             if (value != null && requestParameters != null) {
52                 requestParameters.setParameter(name, value);
53             } else {
54                 value = defaultValue;
55             }
56         }
57         return value;
58     }
59
60     protected String JavaDoc getSetting(String JavaDoc name, String JavaDoc defaultValue, RenderRequest request, PortletRequestParameterProvider requestParameters) {
61
62         PortletPreferences prefs = request.getPreferences();
63         String JavaDoc value = request.getParameter(name);
64         if (value == null) {
65             // get the default value from the preferences
66
value = prefs.getValue(name, null);
67             if (value != null) {
68                 if (requestParameters != null) {
69                     requestParameters.setParameter(name, value);
70                 }
71             } else {
72                 value = defaultValue;
73             }
74         }
75         return value;
76     }
77
78     protected long getSetting(String JavaDoc name, long defaultValue, RenderRequest request, PortletRequestParameterProvider requestParameters) {
79
80         String JavaDoc valueStr = getSetting(name, Long.toString(defaultValue), request, requestParameters);
81
82         try {
83             return Long.parseLong(valueStr);
84         } catch (Exception JavaDoc e) {
85             return defaultValue;
86         }
87     }
88 }
89
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