/
OmniApplicationFactory.java
84 lines (69 loc) · 3.25 KB
/
OmniApplicationFactory.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
/*
* Copyright OmniFaces
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package org.omnifaces.application;
import javax.faces.application.Application;
import javax.faces.application.ApplicationFactory;
import javax.faces.application.ApplicationWrapper;
/**
* This application factory takes care that the {@link OmniApplication} is properly initialized.
*
* @author Radu Creanga {@literal <rdcrng@gmail.com>}
* @author Bauke Scholtz
* @see OmniApplication
* @since 1.6
*/
public class OmniApplicationFactory extends ApplicationFactory {
// Variables ------------------------------------------------------------------------------------------------------
private Application application;
// Constructors ---------------------------------------------------------------------------------------------------
/**
* Construct a new OmniFaces application factory around the given wrapped factory.
* @param wrapped The wrapped factory.
*/
public OmniApplicationFactory(ApplicationFactory wrapped) {
super(wrapped);
}
// Actions --------------------------------------------------------------------------------------------------------
/**
* Returns an instance of {@link OmniApplication} which wraps the original application.
*/
@Override
public Application getApplication() {
return (application == null) ? createOmniApplication(getWrapped().getApplication()) : application;
}
/**
* Sets the given application instance as the current instance. If it's not an instance of {@link OmniApplication},
* nor wraps the {@link OmniApplication}, then it will be wrapped by a new instance of {@link OmniApplication}.
*/
@Override
public void setApplication(Application application) {
getWrapped().setApplication(createOmniApplication(application));
}
// Helpers --------------------------------------------------------------------------------------------------------
/**
* If the given application not an instance of {@link OmniApplication}, nor wraps the {@link OmniApplication}, then
* it will be wrapped by a new instance of {@link OmniApplication} and set as the current instance and returned.
* Additionally, it will check if all Application implementations properly extend from ApplicationWrapper.
*/
private synchronized Application createOmniApplication(Application application) {
Application newApplication = application;
while (!(newApplication instanceof OmniApplication) && newApplication instanceof ApplicationWrapper) {
newApplication = ((ApplicationWrapper) newApplication).getWrapped();
}
if (!(newApplication instanceof OmniApplication)) {
newApplication = new OmniApplication(application);
}
this.application = newApplication;
return this.application;
}
}