Source code: javax/faces/render/Renderer.java
1 /*
2 * Copyright 2004 The Apache Software Foundation.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package javax.faces.render;
17
18 import javax.faces.component.UIComponent;
19 import javax.faces.context.FacesContext;
20 import javax.faces.convert.ConverterException;
21 import java.io.IOException;
22
23 /**
24 * @author Manfred Geiler (latest modification by $Author: mwessendorf $)
25 * @version $Revision: 166994 $ $Date: 2004-07-01 18:12:40 -0400 (Thu, 01 Jul 2004) $
26 */
27 public abstract class Renderer
28 {
29 public void decode(FacesContext context,
30 UIComponent component)
31 {
32 if (context == null) throw new NullPointerException("context");
33 if (component == null) throw new NullPointerException("component");
34 }
35
36 public void encodeBegin(FacesContext context,
37 UIComponent component)
38 throws IOException
39 {
40 if (context == null) throw new NullPointerException("context");
41 if (component == null) throw new NullPointerException("component");
42 }
43
44 public void encodeChildren(FacesContext context,
45 UIComponent component)
46 throws IOException
47 {
48 if (context == null) throw new NullPointerException("context");
49 if (component == null) throw new NullPointerException("component");
50 }
51
52 public void encodeEnd(FacesContext context,
53 UIComponent component)
54 throws IOException
55 {
56 if (context == null) throw new NullPointerException("context");
57 if (component == null) throw new NullPointerException("component");
58 }
59
60 public String convertClientId(FacesContext context,
61 String clientId)
62 {
63 if (context == null) throw new NullPointerException("context");
64 if (clientId == null) throw new NullPointerException("clientId");
65 return clientId;
66 }
67
68 public boolean getRendersChildren()
69 {
70 return false;
71 }
72
73 public Object getConvertedValue(FacesContext context,
74 UIComponent component,
75 Object submittedValue)
76 throws ConverterException
77 {
78 if (context == null) throw new NullPointerException("context");
79 if (component == null) throw new NullPointerException("component");
80 return submittedValue;
81 }
82
83 }