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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
AssetExternalizer.java | - | - | - | - |
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1 | // Copyright 2004, 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.asset; | |
16 | ||
17 | /** | |
18 | * <p> | |
19 | * Note: This was a class prior to 4.0, at which point it was split into a service interface and a | |
20 | * {@link org.apache.tapestry.asset.AssetExternalizerImpl service implementation}. | |
21 | * | |
22 | * @author Howard M. Lewis Ship | |
23 | * @since 4.0 | |
24 | */ | |
25 | public interface AssetExternalizer | |
26 | { | |
27 | /** | |
28 | * Gets the URL to a private resource. If the resource was previously copied out of the | |
29 | * classpath, the previously generated URL is returned. | |
30 | * <p> | |
31 | * If the asset directory and URL are not configured, then returns null. | |
32 | * <p> | |
33 | * Otherwise, the asset is copied out to the asset directory, the URL is constructed (and | |
34 | * recorded for later) and the URL is returned. | |
35 | * <p> | |
36 | * This method is not explicitly synchronized but should work multi-threaded. It synchronizes on | |
37 | * the internal <code>Map</code> used to map resource paths to URLs. | |
38 | * | |
39 | * @param resourcePath | |
40 | * The full path of the resource within the classpath. This is expected to include a | |
41 | * leading slash. For example: <code>/com/skunkworx/Banner.gif</code>. | |
42 | */ | |
43 | public String getURL(String resourcePath); | |
44 | } |
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