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Java > Open Source Codes > org > exolab > jms > net > rmi > RMIInvokerImpl


1 /**
2  * Redistribution and use of this software and associated documentation
3  * ("Software"), with or without modification, are permitted provided
4  * that the following conditions are met:
5  *
6  * 1. Redistributions of source code must retain copyright
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8  * copy of this document.
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10  * 2. Redistributions in binary form must reproduce the
11  * above copyright notice, this list of conditions and the
12  * following disclaimer in the documentation and/or other
13  * materials provided with the distribution.
14  *
15  * 3. The name "Exolab" must not be used to endorse or promote
16  * products derived from this Software without prior written
17  * permission of Exoffice Technologies. For written permission,
18  * please contact info@exolab.org.
19  *
20  * 4. Products derived from this Software may not be called "Exolab"
21  * nor may "Exolab" appear in their names without prior written
22  * permission of Exoffice Technologies. Exolab is a registered
23  * trademark of Exoffice Technologies.
24  *
25  * 5. Due credit should be given to the Exolab Project
26  * (http://www.exolab.org/).
27  *
28  * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32  * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39  * OF THE POSSIBILITY OF SUCH DAMAGE.
40  *
41  * Copyright 2003-2004 (C) Exoffice Technologies Inc. All Rights Reserved.
42  *
43  * $Id: RMIInvokerImpl.java,v 1.1 2004/11/26 01:51:06 tanderson Exp $
44  */
45 package org.exolab.jms.net.rmi;
46
47 import java.rmi.MarshalException JavaDoc;
48 import java.rmi.MarshalledObject JavaDoc;
49 import java.rmi.server.RemoteObject JavaDoc;
50
51
52 /**
53  * Implementation of the {@link RMIInvoker} interface
54  *
55  * @author <a HREF="mailto:tma@netspace.net.au">Tim Anderson</a>
56  * @version $Revision: 1.1 $ $Date: 2004/11/26 01:51:06 $
57  */
58 public class RMIInvokerImpl extends RemoteObject JavaDoc implements RMIInvoker {
59
60     /**
61      * The physical connection
62      */
63     private RMIManagedConnection _connection;
64
65
66     /**
67      * Construct a new <code>RMIInvokerImpl</code>
68      */
69     public RMIInvokerImpl() {
70     }
71
72     /**
73      * Set the connection to delegate requests to
74      *
75      * @param connection the connection to delegate requests to
76      */
77     public void setConnection(RMIManagedConnection connection) {
78         _connection = connection;
79     }
80
81     /**
82      * Invoke a method on a remote object
83      *
84      * @param request the wrapped <code>Request</code>
85      * @return the result of the invocation
86      * @throws MarshalException if the request can't be unmarshalled or the
87      * response can't be marshalled
88      */
89     public MarshalledObject JavaDoc invoke(MarshalledObject JavaDoc request)
90             throws MarshalException JavaDoc {
91         return _connection.invokeLocal(request);
92     }
93
94     /**
95      * Ping the connection to determine if it is alive
96      */
97     public void ping() {
98         // If the invocation isn't successfully, a RemoteException will
99 // be generated in the client
100 }
101 }
102
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