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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
InjectListenerRegistrationWorker.java | 100% | 100% | 100% | 100% |
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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 to the component's | |
22 | * finishLoad() method to register (with the page) for such notifications. | |
23 | * | |
24 | * @author Howard M. Lewis Ship | |
25 | * @since 4.0 | |
26 | */ | |
27 | public class InjectListenerRegistrationWorker implements EnhancementWorker | |
28 | { | |
29 | private Class _listenerInterface; | |
30 | ||
31 | private String _registerMethodName; | |
32 | ||
33 | 2027 | public void performEnhancement(EnhancementOperation op, IComponentSpecification spec) |
34 | { | |
35 | ||
36 | 2027 | if (op.implementsInterface(_listenerInterface)) |
37 | { | |
38 | 90 | op.extendMethodImplementation( |
39 | IComponent.class, | |
40 | EnhanceUtils.FINISH_LOAD_SIGNATURE, | |
41 | "getPage()." + _registerMethodName + "(this);"); | |
42 | } | |
43 | } | |
44 | ||
45 | 202 | public void setListenerInterface(Class listenerInterface) |
46 | { | |
47 | 202 | _listenerInterface = listenerInterface; |
48 | } | |
49 | ||
50 | 201 | public void setRegisterMethodName(String registerMethodName) |
51 | { | |
52 | 201 | _registerMethodName = registerMethodName; |
53 | } | |
54 | } |
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