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Java > Open Source Codes > org > continuent > sequoia > common > jmx > monitoring > controller > ControllerWorkerPendingQueueCollector


1 /**
2  * Sequoia: Database clustering technology.
3  * Copyright (C) 2002-2004 French National Institute For Research In Computer
4  * Science And Control (INRIA).
5  * Copyright (C) 2005 AmicoSoft, Inc. dba Emic Networks
6  * Contact: sequoia@continuent.org
7  *
8  * Licensed under the Apache License, Version 2.0 (the "License");
9  * you may not use this file except in compliance with the License.
10  * You may obtain a copy of the License at
11  *
12  * http://www.apache.org/licenses/LICENSE-2.0
13  *
14  * Unless required by applicable law or agreed to in writing, software
15  * distributed under the License is distributed on an "AS IS" BASIS,
16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17  * See the License for the specific language governing permissions and
18  * limitations under the License.
19  *
20  * Initial developer(s): Nicolas Modrzyk.
21  * Contributor(s):
22  */

23
24 package org.continuent.sequoia.common.jmx.monitoring.controller;
25
26 import org.continuent.sequoia.common.i18n.Translate;
27 import org.continuent.sequoia.controller.core.Controller;
28
29 /**
30  * Get the worker pending queue size
31  *
32  * @author <a HREF="mailto:Nicolas.Modrzyk@inrialpes.fr">Nicolas Modrzyk</a>
33  */

34 public class ControllerWorkerPendingQueueCollector
35     extends AbstractControllerDataCollector
36 {
37   private static final long serialVersionUID = 1948732510266075664L;
38
39   /**
40    * @see org.continuent.sequoia.common.jmx.monitoring.AbstractDataCollector#collectValue()
41    */

42   public long collectValue()
43   {
44     return ((Controller) controller).getConnectionThread()
45         .getControllerServerThreadPendingQueueSize();
46   }
47
48   /**
49    * @see org.continuent.sequoia.common.jmx.monitoring.AbstractDataCollector#getDescription()
50    */

51   public String JavaDoc getDescription()
52   {
53     return Translate.get("monitoring.controller.pending.queue"); //$NON-NLS-1$
54
}
55
56   /**
57    * Creates a new <code>ControllerWorkerPendingQueueCollector.java</code>
58    * object
59    *
60    * @param controller to collect data from
61    */

62   public ControllerWorkerPendingQueueCollector(Object JavaDoc controller)
63   {
64     super(controller);
65   }
66 }
67
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