01: /*
02: * This file is part of the Echo Web Application Framework (hereinafter "Echo").
03: * Copyright (C) 2002-2005 NextApp, Inc.
04: *
05: * Version: MPL 1.1/GPL 2.0/LGPL 2.1
06: *
07: * The contents of this file are subject to the Mozilla Public License Version
08: * 1.1 (the "License"); you may not use this file except in compliance with
09: * 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;
33: import org.w3c.dom.Element;
34:
35: import nextapp.echo2.webrender.ClientConfiguration;
36: import nextapp.echo2.webrender.ServerMessage;
37:
38: /**
39: * Renders <code>ServerMessage</code> directives to store
40: * <code>ClientConfiguration</code> information on the client.
41: */
42: public class ClientConfigurationUpdate {
43:
44: /**
45: * Renders a <code>ServerMessage</code> directive directing the
46: * client to store the provided <code>ClientConfiguration</code> information.
47: *
48: * @param serverMessage the outgoing <code>ServerMessage</code>
49: * @param clientConfiguration the <code>ClientConfiguration</code> information
50: */
51: public static void renderUpdateDirective(
52: ServerMessage serverMessage,
53: ClientConfiguration clientConfiguration) {
54: if (clientConfiguration == null) {
55: return;
56: }
57: Document document = serverMessage.getDocument();
58: Element messagePartElement = serverMessage.addPart(
59: ServerMessage.GROUP_ID_INIT,
60: "EchoClientConfiguration.MessageProcessor");
61: Element storeElement = document.createElement("store");
62: messagePartElement.appendChild(storeElement);
63:
64: String[] propertyNames = clientConfiguration.getPropertyNames();
65: for (int i = 0; i < propertyNames.length; ++i) {
66: Element propertyElement = document
67: .createElement("property");
68: storeElement.appendChild(propertyElement);
69: propertyElement.setAttribute("name", propertyNames[i]);
70: propertyElement.setAttribute("value", clientConfiguration
71: .getProperty(propertyNames[i]));
72: }
73: }
74:
75: /** Non-instantiable class. */
76: private ClientConfigurationUpdate() {
77: }
78: }
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