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.lifecycle;
20
21 import javax.faces.context.FacesContext;
22 import javax.faces.event.PhaseId;
23 import org.apache.myfaces.view.facelets.ViewPoolProcessor;
24
25 /**
26 * Implements the apply request values phase (JSF Spec 2.2.2)
27 *
28 * @author Nikolay Petrov (latest modification by $Author$)
29 * @version $Revision$ $Date$
30 */
31 class ApplyRequestValuesExecutor extends PhaseExecutor
32 {
33 private ViewPoolProcessor viewPoolProcessor;
34 private boolean initialized = false;
35
36 public boolean execute(FacesContext facesContext)
37 {
38 if (facesContext.getViewRoot() == null)
39 {
40 throw new ViewNotFoundException("A view is required to execute "+facesContext.getCurrentPhaseId());
41 }
42 facesContext.getViewRoot().processDecodes(facesContext);
43
44 ViewPoolProcessor processor = getViewPoolProcessor(facesContext);
45 if (processor != null)
46 {
47 processor.processDeferredNavigation(facesContext);
48 }
49 return false;
50 }
51
52 public PhaseId getPhase()
53 {
54 return PhaseId.APPLY_REQUEST_VALUES;
55 }
56
57 private ViewPoolProcessor getViewPoolProcessor(FacesContext context)
58 {
59 if (!initialized)
60 {
61 viewPoolProcessor = ViewPoolProcessor.getInstance(context);
62 initialized = true;
63 }
64 return viewPoolProcessor;
65 }
66 }