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
7 * statements and notices. Redistributions must also contain a
8 * copy of this document.
9 *
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 2003-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
42 *
43 * $Id: RMIInvokerFactoryImpl.java,v 1.2 2005/04/17 14:01:30 tanderson Exp $
44 */
45 package org.exolab.jms.net.rmi;
46
47 import java.rmi.RemoteException;
48 import java.rmi.AccessException;
49 import java.rmi.server.RemoteObject;
50 import java.security.Principal;
51
52 import org.exolab.jms.net.connector.ManagedConnectionAcceptorListener;
53 import org.exolab.jms.net.connector.Authenticator;
54 import org.exolab.jms.net.connector.ResourceException;
55 import org.exolab.jms.net.uri.URIHelper;
56
57
58 /***
59 * A factory for {@link RMIInvoker} instances.
60 *
61 * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
62 * @version $Revision: 1.2 $ $Date: 2005/04/17 14:01:30 $
63 */
64 public class RMIInvokerFactoryImpl
65 extends RemoteObject implements RMIInvokerFactory {
66
67 /***
68 * The connection authenticator.
69 */
70 private final Authenticator _authenticator;
71
72 /***
73 * The connection acceptor that constructed this.
74 */
75 private final RMIManagedConnectionAcceptor _acceptor;
76
77 /***
78 * The listener to delegate accepted connections to.
79 */
80 private final ManagedConnectionAcceptorListener _listener;
81
82
83 /***
84 * Construct a new <code>RMIInvokerFactoryImpl</code>.
85 *
86 * @param authenticator the connection authenticator
87 * @param acceptor the connection acceptor that constructed this
88 * @param listener the listsner to delegate new connections to
89 */
90 public RMIInvokerFactoryImpl(Authenticator authenticator,
91 RMIManagedConnectionAcceptor acceptor,
92 ManagedConnectionAcceptorListener listener) {
93 _authenticator = authenticator;
94 _acceptor = acceptor;
95 _listener = listener;
96
97 }
98
99 /***
100 * Creates an authenticated invoker.
101 *
102 * @param principal the security principal
103 * @param client the invoker for performing invocations back to the
104 * client
105 * @param uri the URI representing the client
106 * @return an authenticated invoker
107 * @throws RemoteException for any remote error
108 */
109 public RMIInvoker createInvoker(Principal principal, RMIInvoker client,
110 String uri)
111 throws RemoteException {
112 try {
113 if (!_authenticator.authenticate(principal)) {
114 throw new AccessException("Failed to authenticate");
115 }
116 } catch (ResourceException exception) {
117 throw new AccessException("Failed to authenticate", exception);
118 }
119 RMIInvokerImpl invoker = new RMIInvokerImpl();
120 RMIManagedConnection connection =
121 new RMIManagedConnection(principal, invoker, _acceptor.getURI(),
122 client, URIHelper.parse(uri));
123 _listener.accepted(_acceptor, connection);
124 return invoker;
125 }
126
127 }