1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.myfaces.custom.validatebeanbehavior;
20
21 import java.io.IOException;
22
23 import javax.faces.component.UIComponentBase;
24 import javax.faces.context.FacesContext;
25 import javax.faces.context.ResponseWriter;
26
27 import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFComponent;
28
29 /**
30 * Wrapper component for UIMessages, to make sure there always is a messages placeholder in the DOM.
31 *
32 * @author Jan-Kees van Andel
33 */
34 @JSFComponent
35 public class UIMessagesWrapper extends UIComponentBase {
36
37 /**
38 * The component type for this component.
39 */
40 public static final String COMPONENT_TYPE = "org.apache.myfaces.custom.validatebeanbehavior.UIMessagesWrapper";
41
42 /**
43 * The component family for this component.
44 */
45 public static final String COMPONENT_FAMILY = "org.apache.myfaces.custom.MessagesWrapper";
46
47 @Override
48 public String getFamily() {
49 return COMPONENT_FAMILY;
50 }
51
52 @Override
53 public void encodeBegin(FacesContext context) throws IOException {
54 super.encodeBegin(context);
55
56 final ResponseWriter writer = context.getResponseWriter();
57 writer.write("<div id=\"");
58 writer.write(getClientId());
59 writer.write("\">");
60 }
61
62 @Override
63 public void encodeEnd(FacesContext context) throws IOException {
64 final ResponseWriter writer = context.getResponseWriter();
65 writer.write("</div>");
66
67 super.encodeEnd(context);
68 }
69 }