KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > sun > enterprise > admin > jmx > remote > server > callers > InvokeCaller


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/server/callers/InvokeCaller.java,v 1.3 2005/12/25 04:26:38 tcfujii Exp $
26  * $Revision: 1.3 $
27  * $Date: 2005/12/25 04:26:38 $
28 */
29
30 package com.sun.enterprise.admin.jmx.remote.server.callers;
31
32 import javax.management.MBeanServerConnection JavaDoc;
33 import javax.management.ObjectName JavaDoc;
34 import javax.management.remote.message.MBeanServerRequestMessage;
35 import javax.management.remote.message.MBeanServerResponseMessage;
36
37 /** Invokes the method invoke of the MBeanServerConnection.
38  * @see MBeanServerRequestMessage#INVOKE
39  * @author Kedar Mhaswade
40  * @since S1AS8.0
41  * @version 1.0
42  */
43
44 public class InvokeCaller extends AbstractMethodCaller {
45     
46     /** Creates a new instance of CreateMBeanCaller */
47     public InvokeCaller(MBeanServerConnection JavaDoc mbsc) {
48         super(mbsc);
49         METHOD_ID = MBeanServerRequestMessage.INVOKE;
50     }
51     
52     public MBeanServerResponseMessage call(MBeanServerRequestMessage request) {
53         Object JavaDoc result = null;
54         boolean isException = false;
55         try {
56             result = mbsc.invoke(
57             (ObjectName JavaDoc)request.getParams()[0],
58             (String JavaDoc) request.getParams()[1],
59             (Object JavaDoc[]) request.getParams()[2],
60             (String JavaDoc[]) request.getParams()[3]);
61         }
62         catch(Throwable JavaDoc e) {
63              /*
64              generally it is better to have an exception caught, but since
65              the jmx connector is expected to preserve the Exception StackTrace,
66              I am catching Throwable. This is true with other callers too.
67              */
68             result = e;
69             isException = true;
70         }
71         return ( new MBeanServerResponseMessage(METHOD_ID, result, isException) );
72     }
73 }
74
Popular Tags