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.trinidad.render;
20
21 import javax.faces.component.UIComponent;
22 import javax.faces.context.FacesContext;
23
24 /**
25 * LifecycleRenderer can be used to enhance the general component-renderer
26 * contract, by letting a renderer take over control of
27 * all child component hierarchy lifecycle phases. In particular,
28 * the renderer can take over the implementation of
29 * UIComponent.processValidators(), processDecode(), and processUpdates().
30 * (This requires that the component be a subclass of UIXComponentBase.)
31 *
32 */
33 public interface LifecycleRenderer
34 {
35 /**
36 * Decodes a component's children.
37 *
38 * @param context the Faces context
39 * @param component the component to render
40 * @return whether the lifecycle was processed; if returns false,
41 * the component should continue default processing of the
42 * Apply Request Values phase.
43 */
44 public boolean decodeChildren(
45 FacesContext context,
46 UIComponent component);
47
48 /**
49 * Validates a component's children.
50 *
51 * @param context the Faces context
52 * @param component the component to render
53 * @return whether the lifecycle was processed; if returns false,
54 * the component should continue default processing of the
55 * Process Validation phase.
56 */
57 public boolean validateChildren(
58 FacesContext context,
59 UIComponent component);
60
61 /**
62 * Updates a component's children.
63 *
64 * @param context the Faces context
65 * @param component the component to render
66 * @return whether the lifecycle was processed; if returns false,
67 * the component should continue default processing of the
68 * Update Model phase.
69 */
70 public boolean updateChildren(
71 FacesContext context,
72 UIComponent component);
73 }