File D:\maven-qcr-plugin-testsunitaires\qcr4java\jenkins-master\target\site\qc\core\src\main\java\hudson\tools\InstallerTranslator.java.html

1 /*
2 * The MIT License
3 *
4 * Copyright (c) 2009, Sun Microsystems, Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 package hudson.tools;
26
27 import hudson.Extension;
28 import hudson.model.Node;
29 import hudson.model.TaskListener;
30 import java.io.IOException;
31 import java.util.Map;
32 import java.util.WeakHashMap;
33 import java.util.concurrent.Semaphore;
34
35 /**
36 * Actually runs installations.
37 * @since 1.305
38 */
39 @Extension
40 public class InstallerTranslator extends ToolLocationTranslator {
41
42 private static final Map<Node,Map<ToolInstallation,Semaphore>> mutexByNode = new WeakHashMap<Node,Map<ToolInstallation,Semaphore>>();
43
44 public String getToolHome(Node node, ToolInstallation tool, TaskListener log) throws IOException, InterruptedException {
45 InstallSourceProperty isp = tool.getProperties().get(InstallSourceProperty.class);
46 if (isp == null) {
47 return null;
48 }
49 for (ToolInstaller installer : isp.installers) {
50 if (installer.appliesTo(node)) {
51 Map<ToolInstallation, Semaphore> mutexByTool = mutexByNode.get(node);
52 if (mutexByTool == null) {
53 mutexByNode.put(node, mutexByTool = new WeakHashMap<ToolInstallation, Semaphore>());
54 }
55 Semaphore semaphore = mutexByTool.get(tool);
56 if (semaphore == null) {
57 mutexByTool.put(tool, semaphore = new Semaphore(1));
58 }
59 semaphore.acquire();
60 try {
61 return installer.performInstallation(tool, node, log).getRemote();
62 } finally {
63 semaphore.release();
64 }
65 }
66 }
67 return null;
68 }
69
70 }
71