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Java > Open Source Codes > nextapp > echo2 > webrender > servermessage > ClientPropertiesStore


1 /*
2  * This file is part of the Echo Web Application Framework (hereinafter "Echo").
3  * Copyright (C) 2002-2005 NextApp, Inc.
4  *
5  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6  *
7  * The contents of this file are subject to the Mozilla Public License Version
8  * 1.1 (the "License"); you may not use this file except in compliance with
9  * the License. You may obtain a copy of the License at
10  * http://www.mozilla.org/MPL/
11  *
12  * Software distributed under the License is distributed on an "AS IS" basis,
13  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14  * for the specific language governing rights and limitations under the
15  * License.
16  *
17  * Alternatively, the contents of this file may be used under the terms of
18  * either the GNU General Public License Version 2 or later (the "GPL"), or
19  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
20  * in which case the provisions of the GPL or the LGPL are applicable instead
21  * of those above. If you wish to allow use of your version of this file only
22  * under the terms of either the GPL or the LGPL, and not to allow others to
23  * use your version of this file under the terms of the MPL, indicate your
24  * decision by deleting the provisions above and replace them with the notice
25  * and other provisions required by the GPL or the LGPL. If you do not delete
26  * the provisions above, a recipient may use your version of this file under
27  * the terms of any one of the MPL, the GPL or the LGPL.
28  */
29
30 package nextapp.echo2.webrender.servermessage;
31
32 import org.w3c.dom.Document JavaDoc;
33 import org.w3c.dom.Element JavaDoc;
34
35 import nextapp.echo2.webrender.ClientProperties;
36 import nextapp.echo2.webrender.ServerMessage;
37
38 /**
39  * Provides capability to push analyzed <code>ClientProperties</code>
40  * information back to the client in order that the client side scripts
41  * will have the same quirk information as the server.
42  */
43 public class ClientPropertiesStore {
44     
45     /**
46      * Renders a <code>ServerMessage</code> directive directing the
47      * client to store the provided <code>ClientProperties</code> information.
48      *
49      * @param serverMessage the outgoing <code>ServerMessage</code>
50      * @param clientProperties the <code>ClientProperties</code> information
51      */
52     public static void renderStoreDirective(ServerMessage serverMessage, ClientProperties clientProperties) {
53         Document JavaDoc document = serverMessage.getDocument();
54         Element JavaDoc messagePartElement = serverMessage.addPart(ServerMessage.GROUP_ID_INIT, "EchoClientProperties.MessageProcessor");
55         Element JavaDoc storeElement = document.createElement("store");
56         messagePartElement.appendChild(storeElement);
57         
58         String JavaDoc[] propertyNames = clientProperties.getPropertyNames();
59         for (int i = 0; i < propertyNames.length; ++i) {
60             Element JavaDoc propertyElement = document.createElement("property");
61             storeElement.appendChild(propertyElement);
62             propertyElement.setAttribute("name", propertyNames[i]);
63             propertyElement.setAttribute("value", clientProperties.getString(propertyNames[i]));
64         }
65     }
66     
67     /** Non-instantiable class. */
68     private ClientPropertiesStore() { }
69 }
70
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