Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
NamespaceClassSearchComponentClassProvider |
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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.pageload; | |
16 | ||
17 | import org.apache.tapestry.INamespace; | |
18 | import org.apache.tapestry.services.ClassFinder; | |
19 | ||
20 | /** | |
21 | * Searches for a class with a name matching the page name. Searches in the | |
22 | * default Java package, and possibly additional packages defined as meta-data | |
23 | * within the namespace. | |
24 | * | |
25 | * @author Howard M. Lewis Ship | |
26 | * @since 4.0 | |
27 | */ | |
28 | 0 | public class NamespaceClassSearchComponentClassProvider implements ComponentClassProvider |
29 | { | |
30 | ||
31 | /** | |
32 | * Property, defined as meta data of the containing namespace, that defines | |
33 | * a comma-seperated list of packages to search for page or component | |
34 | * classes within. | |
35 | */ | |
36 | private String _packagesName; | |
37 | ||
38 | private ClassFinder _classFinder; | |
39 | ||
40 | public String provideComponentClassName(ComponentClassProviderContext context) | |
41 | { | |
42 | 0 | INamespace namespace = context.getNamespace(); |
43 | 0 | String packages = namespace.getPropertyValue(_packagesName); |
44 | ||
45 | 0 | String componentClassName = context.getName().replace('/', '.'); |
46 | ||
47 | 0 | Class clazz = _classFinder.findClass(packages, componentClassName); |
48 | ||
49 | 0 | return clazz == null ? null : clazz.getName(); |
50 | } | |
51 | ||
52 | public void setPackagesName(String packagesName) | |
53 | { | |
54 | 0 | _packagesName = packagesName; |
55 | 0 | } |
56 | ||
57 | public void setClassFinder(ClassFinder classFinder) | |
58 | { | |
59 | 0 | _classFinder = classFinder; |
60 | 0 | } |
61 | } |