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Java > Open Source Codes > com > sun > enterprise > admin > jmx > remote > comm > MBeanServerMessageConductor


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 /* CVS information
25  * $Header: /cvs/glassfish/jmx-remote/rjmx-impl/src/java/com/sun/enterprise/admin/jmx/remote/comm/MBeanServerMessageConductor.java,v 1.4 2005/12/25 04:26:31 tcfujii Exp $
26  * $Revision: 1.4 $
27  * $Date: 2005/12/25 04:26:31 $
28  */
29
30 package com.sun.enterprise.admin.jmx.remote.comm;
31
32 import javax.management.remote.message.MBeanServerRequestMessage;
33 import javax.management.remote.message.MBeanServerResponseMessage;
34 import com.sun.enterprise.admin.jmx.remote.streams.StreamMBeanServerRequestMessage;
35
36 /** A Class that uses an instance of {@link IConnection} to actually invoke
37  * some operation on remote resource and read the response back. What is Serialized
38  * and deserialized contains instances of {@link MBeanServerRequestMessage} and
39  * {@link MBeanServerResponseMessage} class. Note that all the objects travelling
40  * back and forth have to be serializable. There is no (dynamic) class loader support
41  * provided here. The classes and their versions have to be agreed upon by the
42  * client and server sides.
43  * @author Kedar Mhaswade
44  * @since S1AS8.0
45  * @version 1.0
46  */
47
48 public class MBeanServerMessageConductor {
49     
50     private final IConnection connection;
51     
52     /** Creates a new instance of MessageConductor */
53     public MBeanServerMessageConductor(IConnection connection) {
54         this.connection = connection;
55     }
56     
57     public MBeanServerResponseMessage invoke(int methodId, Object JavaDoc[] params)
58     throws Exception JavaDoc {
59         final StreamMBeanServerRequestMessage request = new StreamMBeanServerRequestMessage(methodId, params, null); // delegationSubject to be considered: todo
60 connection.send(request);
61         //No matter what, only MBeanResponseMessage should be read back.
62 return ((MBeanServerResponseMessage)connection.receive());
63     }
64 }
65
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