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Java > Open Source Codes > org > objectweb > cjdbc > console > text > commands > monitor > ChangeTarget


1 /**
2  * C-JDBC: Clustered JDBC.
3  * Copyright (C) 2002-2004 French National Institute For Research In Computer
4  * Science And Control (INRIA).
5  * Contact: c-jdbc@objectweb.org
6  *
7  * This library is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU Lesser General Public License as published by the
9  * Free Software Foundation; either version 2.1 of the License, or any later
10  * version.
11  *
12  * This library is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
15  * for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public License
18  * along with this library; if not, write to the Free Software Foundation,
19  * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20  *
21  * Initial developer(s): Nicolas Modrzyk
22  * Contributor(s): ______________________.
23  */
24
25 package org.objectweb.cjdbc.console.text.commands.monitor;
26
27 import org.objectweb.cjdbc.common.i18n.ConsoleTranslate;
28 import org.objectweb.cjdbc.console.text.ConsoleException;
29 import org.objectweb.cjdbc.console.text.module.MonitorConsole;
30
31 /**
32  * This class defines a ChangeTarget
33  *
34  * @author <a HREF="mailto:Nicolas.Modrzyk@inria.fr">Nicolas Modrzyk </a>
35  * @version 1.0
36  */
37 public class ChangeTarget extends AbstractMonitorCommand
38 {
39
40   /**
41    * Creates a new <code>ChangeTarget.java</code> object
42    *
43    * @param module monitoring module
44    */
45   public ChangeTarget(MonitorConsole module)
46   {
47     super(module);
48   }
49
50   /**
51    * @see org.objectweb.cjdbc.console.text.commands.ConsoleCommand#parse(java.lang.String)
52    */
53   public void parse(String JavaDoc commandText) throws Exception JavaDoc
54   {
55     try
56     {
57       String JavaDoc target = commandText.trim();
58       String JavaDoc possibleTarget = target.trim();
59       if (target == null || target.equals(""))
60       {
61         module.setCurrentTarget(jmxClient.getRemoteName());
62       } else
63       {
64         if (jmxClient.getDataCollectorProxy()
65             .hasVirtualDatabase(possibleTarget))
66         {
67           // change the target for all commands
68 module.setCurrentTarget(possibleTarget);
69         } else
70           console.printError(ConsoleTranslate.get(
71               "module.database.invalid", possibleTarget));
72       }
73     } catch (Exception JavaDoc e)
74     {
75       throw new ConsoleException("monitor.command.settarget.failed",e);
76     }
77
78   }
79
80   /**
81    * @see org.objectweb.cjdbc.console.text.commands.ConsoleCommand#getCommandName()
82    */
83   public String JavaDoc getCommandName()
84   {
85     return "setTarget";
86   }
87
88   /**
89    * @see org.objectweb.cjdbc.console.text.commands.ConsoleCommand#getCommandDescription()
90    */
91   public String JavaDoc getCommandDescription()
92   {
93     return ConsoleTranslate.get("monitor.command.settarget");
94   }
95
96 }
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