Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ResourceLoader |
|
| 4.0;4 |
1 | /** | |
2 | * Copyright 2005-2013 Dozer Project | |
3 | * | |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | package org.dozer.util; | |
17 | ||
18 | import org.apache.commons.lang3.StringUtils; | |
19 | ||
20 | import java.net.MalformedURLException; | |
21 | import java.net.URL; | |
22 | ||
23 | /** | |
24 | * Internal class that loads resources from the classpath. Also supports loading | |
25 | * resources outside of the classpath if it is prepended with "file:". Only | |
26 | * intended for internal use. | |
27 | * | |
28 | * | |
29 | * @author tierney.matt | |
30 | * @author garsombke.franz | |
31 | */ | |
32 | public class ResourceLoader { | |
33 | ||
34 | private final ClassLoader classLoader; | |
35 | ||
36 | 11 | public ResourceLoader(ClassLoader classLoader) { |
37 | 11 | this.classLoader = classLoader; |
38 | 11 | } |
39 | ||
40 | public URL getResource(String resource) { | |
41 | 1225 | resource = resource.trim(); |
42 | ||
43 | 1225 | URL result = Thread.currentThread().getContextClassLoader().getResource(resource); |
44 | ||
45 | // Could not find resource. Try with the classloader that loaded this class. | |
46 | 1225 | if (result == null) { |
47 | 7 | ClassLoader classLoader = ResourceLoader.class.getClassLoader(); |
48 | 7 | if (classLoader != null) { |
49 | 7 | result = classLoader.getResource(resource); |
50 | } | |
51 | } | |
52 | ||
53 | // Last ditch attempt searching classpath | |
54 | 1225 | if (result == null) { |
55 | 7 | result = ClassLoader.getSystemResource(resource); |
56 | } | |
57 | ||
58 | // one more time | |
59 | 1225 | if (result == null && StringUtils.contains(resource, ":")) { |
60 | try { | |
61 | 3 | result = new URL(resource); |
62 | 1 | } catch (MalformedURLException e) { |
63 | 1 | MappingUtils.throwMappingException(e); |
64 | 2 | } |
65 | } | |
66 | ||
67 | 1224 | return result; |
68 | } | |
69 | ||
70 | } |