Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
InjectListenerRegistrationWorker |
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| 1.3333333333333333;1.333 |
1 | // Copyright 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.enhance; | |
16 | ||
17 | import org.apache.tapestry.IComponent; | |
18 | import org.apache.tapestry.spec.IComponentSpecification; | |
19 | ||
20 | /** | |
21 | * Checks to see if the component implements a specific interface, and adds code | |
22 | * to the component's finishLoad() method to register (with the page) for such | |
23 | * notifications. | |
24 | * | |
25 | * @author Howard M. Lewis Ship | |
26 | * @since 4.0 | |
27 | */ | |
28 | 0 | public class InjectListenerRegistrationWorker implements EnhancementWorker |
29 | { | |
30 | ||
31 | private Class _listenerInterface; | |
32 | ||
33 | private String _registerMethodName; | |
34 | ||
35 | public void performEnhancement(EnhancementOperation op, | |
36 | IComponentSpecification spec) | |
37 | { | |
38 | ||
39 | 0 | if (op.implementsInterface(_listenerInterface)) |
40 | { | |
41 | 0 | op.extendMethodImplementation(IComponent.class, |
42 | EnhanceUtils.FINISH_LOAD_SIGNATURE, "getPage()." | |
43 | + _registerMethodName + "(this);"); | |
44 | } | |
45 | 0 | } |
46 | ||
47 | public void setListenerInterface(Class listenerInterface) | |
48 | { | |
49 | 0 | _listenerInterface = listenerInterface; |
50 | 0 | } |
51 | ||
52 | public void setRegisterMethodName(String registerMethodName) | |
53 | { | |
54 | 0 | _registerMethodName = registerMethodName; |
55 | 0 | } |
56 | } |