01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: *
26: * The Original Software is NetBeans. The Initial Developer of the Original
27: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
28: * Microsystems, Inc. All Rights Reserved.
29: *
30: * If you wish your version of this file to be governed by only the CDDL
31: * or only the GPL Version 2, indicate your decision by adding
32: * "[Contributor] elects to include this software in this distribution
33: * under the [CDDL or GPL Version 2] license." If you do not indicate a
34: * single choice of license, a recipient has the option to distribute
35: * your version of this file under either the CDDL, the GPL Version 2 or
36: * to extend the choice of license to its licensees as provided above.
37: * However, if you add GPL Version 2 code and therefore, elected the GPL
38: * Version 2 license, then the option applies only if the new code is
39: * made subject to such option by the copyright holder.
40: */
41:
42: /*
43: * $Id$
44: */
45:
46: package com.sun.rave.faces.renderer;
47:
48: import java.io.IOException;
49:
50: import javax.faces.component.UIComponent;
51: import javax.faces.context.FacesContext;
52: import javax.faces.context.ResponseWriter;
53: import javax.servlet.ServletResponse;
54:
55: /**
56: * <p>Renderer for a component that dynamically sets the character encoding
57: * of the current response.</p>
58: */
59:
60: public class EncodingRenderer extends AbstractRenderer {
61:
62: // ------------------------------------------------------- Protected Methods
63:
64: /**
65: * <p>Set the character component if we have a non-null value.</p>
66: */
67: protected void renderStart(FacesContext context,
68: UIComponent component, ResponseWriter writer)
69: throws IOException {
70:
71: String value = (String) component.getAttributes().get("value");
72: if (value == null) {
73: return;
74: }
75: Object response = context.getExternalContext().getResponse();
76: if (response instanceof ServletResponse) {
77: ((ServletResponse) response).setCharacterEncoding(value);
78: }
79:
80: }
81:
82: // --------------------------------------------------------- Private Methods
83:
84: }
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