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

1 /*
2 * The MIT License
3 *
4 * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
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 package hudson.node_monitors;
25
26 import hudson.Extension;
27 import hudson.FilePath;
28 import hudson.Functions;
29 import hudson.model.Computer;
30 import jenkins.model.Jenkins;
31 import hudson.node_monitors.DiskSpaceMonitorDescriptor.DiskSpace;
32 import org.kohsuke.stapler.DataBoundConstructor;
33
34 import java.io.IOException;
35 import java.text.ParseException;
36
37 /**
38 * Checks available disk space of the remote FS root.
39 * Requires Mustang.
40 *
41 * @author Kohsuke Kawaguchi
42 * @since 1.123
43 */
44 public class DiskSpaceMonitor extends AbstractDiskSpaceMonitor {
45 @DataBoundConstructor
46 public DiskSpaceMonitor(String freeSpaceThreshold) throws ParseException {
47 super(freeSpaceThreshold);
48 }
49
50 public DiskSpaceMonitor() {}
51
52 public DiskSpace getFreeSpace(Computer c) {
53 return DESCRIPTOR.get(c);
54 }
55
56 @Override
57 public String getColumnCaption() {
58 // Hide this column from non-admins
59 return Jenkins.getInstance().hasPermission(Jenkins.ADMINISTER) ? super.getColumnCaption() : null;
60 }
61
62 public static final DiskSpaceMonitorDescriptor DESCRIPTOR = new DiskSpaceMonitorDescriptor() {
63 public String getDisplayName() {
64 return Messages.DiskSpaceMonitor_DisplayName();
65 }
66
67 protected DiskSpace getFreeSpace(Computer c) throws IOException, InterruptedException {
68 FilePath p = c.getNode().getRootPath();
69 if(p==null) return null;
70
71 return p.act(new GetUsableSpace());
72 }
73 };
74
75 @Extension
76 public static DiskSpaceMonitorDescriptor install() {
77 if(Functions.isMustangOrAbove()) return DESCRIPTOR;
78 return null;
79 }
80 }
81