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Java > Open Source Codes > org > exolab > jms > net > http > HTTPSManagedConnectionFactory


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 2004-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
42  *
43  * $Id: HTTPSManagedConnectionFactory.java,v 1.2 2005/03/23 12:34:07 tanderson Exp $
44  */
45 package org.exolab.jms.net.http;
46
47 import java.security.Principal JavaDoc;
48
49 import org.apache.commons.logging.LogFactory;
50 import org.apache.commons.logging.Log;
51
52 import org.exolab.jms.net.connector.Authenticator;
53 import org.exolab.jms.net.connector.ConnectionFactory;
54 import org.exolab.jms.net.connector.ConnectionManager;
55 import org.exolab.jms.net.connector.ConnectionRequestInfo;
56 import org.exolab.jms.net.connector.ManagedConnection;
57 import org.exolab.jms.net.connector.ManagedConnectionAcceptor;
58 import org.exolab.jms.net.connector.ResourceException;
59 import org.exolab.jms.net.socket.SocketRequestInfo;
60
61
62 /**
63  * A factory for {@link HTTPSConnectionFactory} and
64  * {@link HTTPSManagedConnection} instances.
65  *
66  * @author <a HREF="mailto:tma@netspace.net.au">Tim Anderson</a>
67  * @version $Revision: 1.2 $ $Date: 2005/03/23 12:34:07 $
68  */
69 public class HTTPSManagedConnectionFactory
70         extends AbstractHTTPManagedConnectionFactory {
71
72     /**
73      * Initicates if SSL has been initialised.
74      */
75     private static boolean _sslInit = false;
76
77     /**
78      * Protocol handler packages system property name
79      */
80     private static final String JavaDoc PROTOCOL_HANDLER_PKGS
81             = "java.protocol.handler.pkgs";
82
83     /**
84      * Package of Sun SSL implementation.
85      */
86     private static final String JavaDoc SUN_PACKAGE
87             = "com.sun.net.ssl.internal.www.protocol";
88
89     /**
90      * The logger.
91      */
92     private static final Log _log =
93             LogFactory.getLog(HTTPSManagedConnectionFactory.class);
94
95     /**
96      * Creates a new connection factory.
97      *
98      * @param manager the connection manager
99      * @return a new connection factory
100      * @throws ResourceException if the factory cannot be created
101      */
102     public ConnectionFactory createConnectionFactory(ConnectionManager manager)
103             throws ResourceException {
104         return new HTTPSConnectionFactory(this, manager);
105     }
106
107     /**
108      * Creates a new connection.
109      *
110      * @param principal the security principal
111      * @param info the connection request info
112      * @return a new connection
113      * @throws ResourceException if a connection cannot be established
114      */
115     public ManagedConnection createManagedConnection(Principal JavaDoc principal,
116                                                      ConnectionRequestInfo info)
117             throws ResourceException {
118         if (!(info instanceof HTTPRequestInfo)) {
119             throw new ResourceException("Argument 'info' must be of type "
120                                         + HTTPRequestInfo.class.getName());
121         }
122         initSSL();
123
124         return new HTTPSManagedConnection(principal, (HTTPRequestInfo) info);
125     }
126
127     /**
128      * Creates an acceptor for connections.
129      *
130      * @param authenticator authenticates incoming connections
131      * @param info the connection request info
132      * @return a new connection acceptor
133      * @throws ResourceException if an acceptor cannot be created
134      */
135     public ManagedConnectionAcceptor createManagedConnectionAcceptor(
136             Authenticator authenticator, ConnectionRequestInfo info)
137             throws ResourceException {
138
139         if (!(info instanceof SocketRequestInfo)) {
140             throw new ResourceException("Argument 'info' must be of type "
141                                         + SocketRequestInfo.class.getName());
142         }
143
144         return new HTTPSManagedConnectionAcceptor(authenticator,
145                                                   (SocketRequestInfo) info);
146     }
147
148     /**
149      * Initialise SSL. This is only applicable for Sun JDK 1.2 and 1.3,
150      * which need to have the <code>java.protocol.handler.pkgs</code>
151      * system property set in order for the <code>java.net.URL</code>
152      * class to support https.
153      * If the property can't be set due to security permissions, creation of
154      * HTTPSManagedConnection instances will fail.
155      * <p>
156      * When running Non-Sun JREs, clients must set the
157      * java.protocol.handler.pkgs property themselves
158      */
159     private static synchronized void initSSL() {
160         if (!_sslInit) {
161             try {
162                 String JavaDoc value = System.getProperty(PROTOCOL_HANDLER_PKGS);
163                 if (value == null) {
164                     value = SUN_PACKAGE;
165                 } else if (value.indexOf(SUN_PACKAGE) == -1) {
166                     if (value.length() > 0) {
167                         value += "|";
168                     }
169                     value += SUN_PACKAGE;
170                 }
171                 System.setProperty(PROTOCOL_HANDLER_PKGS, SUN_PACKAGE);
172                 _sslInit = true;
173             } catch (SecurityException JavaDoc exception) {
174                 if (_log.isDebugEnabled()) {
175                     _log.debug("Failed to set property="
176                                + PROTOCOL_HANDLER_PKGS, exception);
177                 }
178             }
179         }
180     }
181
182
183 }
184
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