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Java > Open Source Codes > org > objectweb > cjdbc > common > monitor > virtualdatabase > PendingDatabaseConnectionCollector


1 /**
2  * C-JDBC: Clustered JDBC.
3  * Copyright (C) 2002-2005 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.common.monitor.virtualdatabase;
26
27 import org.objectweb.cjdbc.common.i18n.Translate;
28 import org.objectweb.cjdbc.controller.virtualdatabase.VirtualDatabase;
29
30 /**
31  * Count pending connections for a <code>VirtualDatabase</code>
32  *
33  * @author <a HREF="mailto:Nicolas.Modrzyk@inrialpes.fr">Nicolas Modrzyk</a>
34  */
35 public class PendingDatabaseConnectionCollector
36     extends AbstractVirtualDatabaseDataCollector
37 {
38
39   private static final long serialVersionUID = -8131458723086328821L;
40
41   /**
42    * create collector
43    *
44    * @param virtualDatabaseName to get info from
45    */
46   public PendingDatabaseConnectionCollector(String JavaDoc virtualDatabaseName)
47   {
48     super(virtualDatabaseName);
49   }
50
51   /**
52    * @see org.objectweb.cjdbc.common.monitor.AbstractDataCollector#collectValue()
53    */
54   public long getValue(Object JavaDoc database)
55   {
56     return ((VirtualDatabase) database).getPendingConnections().size();
57   }
58
59   /**
60    * @see org.objectweb.cjdbc.common.monitor.AbstractDataCollector#getDescription()
61    */
62   public String JavaDoc getDescription()
63   {
64     return Translate.get("monitoring.virtualdatabase.pending.connections");
65   }
66 }
67
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