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Java > Open Source Codes > com > sun > ejb > spi > stats > MonitorableSFSBStoreManager


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the License). You may not use this file except in
5  * compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9  * glassfish/bootstrap/legal/CDDLv1.0.txt.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * Header Notice in each file and include the License file
15  * at glassfish/bootstrap/legal/CDDLv1.0.txt.
16  * If applicable, add the following below the CDDL Header,
17  * with the fields enclosed by brackets [] replaced by
18  * you own identifying information:
19  * "Portions Copyrighted [year] [name of copyright owner]"
20  *
21  * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22  */
23
24 package com.sun.ejb.spi.stats;
25
26 /**
27  * An interface that allows monitoring of an SFSBStoreManager implementation
28  *
29  * @author Mahesh Kannan
30  */
31
32 public interface MonitorableSFSBStoreManager
33     extends StatsProvider
34 {
35
36     /**
37      * Returns the number of passivated / checkpointed sessions in the store
38      * Note that this includes the sessions passivated / checkpointed by
39      * ohter store maangers in the cluster
40      */
41     public long getCurrentStoreSize();
42
43
44     /**
45      * Notification that the monitoringLevel is either turned off (false)
46      * OR tuened on (true).
47      * @param monitoringOn true if monitoring is either HIGH / LOW
48      * false otherwise
49      */
50     public void monitoringLevelChanged(boolean monitoringOn);
51
52 }
53
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