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Java > Open Source Codes > com > sun > ejb > spi > distributed > ReadOnlyBeanRefreshEventHandler


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.distributed;
25
26 /**
27  * ReadOnlyBeanRefreshEventHandler defines the methods that can be used to
28  * implement a distributed ReadOnly beans. An instance of
29  * ReadOnlyBeanRefreshEventHandler is used to handle requests received from
30  * other server instances. An instance of DistributedReadOnlyBeanNotifier is used to
31  * notify other server instances.
32  *
33  * @author Mahesh Kannan
34  * @see DistributedReadOnlyBeanService
35  */
36 public interface ReadOnlyBeanRefreshEventHandler {
37
38     /**
39      * Called from DistributedReadOnlyBeanServiceImpl before de-serializing
40      * the bean's pk
41      * @return the application class loader
42      */
43     public ClassLoader JavaDoc getClassLoader();
44     
45     /**
46      * Called from DistributedReadOnlyBeanServiceImpl when a refresh message
47      * arrives at this instance
48      * @param pk the primary key that needs to be refreshed
49      */
50     public void handleRefreshRequest(Object JavaDoc pk);
51     
52     /**
53      * Called from DistributedReadOnlyBeanServiceImpl when a refreshAll message
54      * arrives at this instance
55      */
56     public void handleRefreshAllRequest();
57     
58 }
59
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