01: /**********************************************************************************
02: * $URL: https://source.sakaiproject.org/svn/jsf/tags/sakai_2-4-1/widgets/src/java/org/sakaiproject/jsf/renderer/InstructionMessageRenderer.java $
03: * $Id: InstructionMessageRenderer.java 9278 2006-05-10 23:29:21Z ray@media.berkeley.edu $
04: ***********************************************************************************
05: *
06: * Copyright (c) 2003, 2004 The Sakai Foundation.
07: *
08: * Licensed under the Educational Community License, Version 1.0 (the "License");
09: * you may not use this file except in compliance with the License.
10: * You may obtain a copy of the License at
11: *
12: * http://www.opensource.org/licenses/ecl1.php
13: *
14: * Unless required by applicable law or agreed to in writing, software
15: * distributed under the License is distributed on an "AS IS" BASIS,
16: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17: * See the License for the specific language governing permissions and
18: * limitations under the License.
19: *
20: **********************************************************************************/package org.sakaiproject.jsf.renderer;
21:
22: import java.io.IOException;
23:
24: import javax.faces.component.UIComponent;
25: import javax.faces.component.UIOutput;
26: import javax.faces.context.FacesContext;
27: import javax.faces.context.ResponseWriter;
28: import javax.faces.render.Renderer;
29:
30: import org.sakaiproject.jsf.util.RendererUtil;
31:
32: public class InstructionMessageRenderer extends Renderer {
33: public boolean supportsComponentType(UIComponent component) {
34: return (component instanceof UIOutput);
35: }
36:
37: public void encodeBegin(FacesContext context, UIComponent component)
38: throws IOException {
39: ResponseWriter writer = context.getResponseWriter();
40: writer.write("<div class =\"instruction\">");
41: }
42:
43: /**
44: * @param context FacesContext for the request we are processing
45: * @param component UIComponent to be rendered
46: * @exception IOException if an input/output error occurs while rendering
47: * @exception NullPointerException if <code>context</code> or <code>component</code> is null
48: */
49: public void encodeEnd(FacesContext context, UIComponent component)
50: throws IOException {
51: ResponseWriter writer = context.getResponseWriter();
52:
53: String txt = (String) RendererUtil.getAttribute(context,
54: component, "value");
55: if (txt != null) {
56: writer.write(txt);
57: }
58:
59: writer.write("</div>");
60: }
61: }
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