View Javadoc

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 2003-2004 (C) Exoffice Technologies Inc. All Rights Reserved.
42   *
43   * $Id: URIRequestInfo.java,v 1.3 2005/05/03 13:45:58 tanderson Exp $
44   */
45  package org.exolab.jms.net.connector;
46  
47  import java.net.InetAddress;
48  import java.net.UnknownHostException;
49  import java.security.Principal;
50  
51  import org.exolab.jms.net.uri.URI;
52  import org.exolab.jms.net.uri.URIHelper;
53  import org.exolab.jms.net.util.Properties;
54  import org.exolab.jms.net.orb.ORB;
55  
56  
57  /***
58   * Implementation of the {@link ConnectionRequestInfo} interface that enables a
59   * connector to pass URI data across the connection request flow.
60   *
61   * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
62   * @version $Revision: 1.3 $ $Date: 2005/05/03 13:45:58 $
63   */
64  public class URIRequestInfo implements ConnectionRequestInfo {
65  
66      /***
67       * The URI.
68       */
69      private URI _uri;
70  
71      /***
72       * The security principal. May be null.
73       */
74      private Principal _principal;
75  
76  
77      /***
78       * Construct a new <code>URIRequestInfo</code>.
79       *
80       * @param uri the URI
81       */
82      public URIRequestInfo(URI uri) {
83          _uri = uri;
84          _principal = URIHelper.getPrincipal(uri);
85      }
86  
87      /***
88       * Returns the host.
89       *
90       * @return the host, or <code>null</code> if the host was not specified in
91       *         the URI.
92       */
93      public String getHost() {
94          return _uri.getHost();
95      }
96  
97      /***
98       * Returns the host as an <code>InetAddress</code>.
99       *
100      * @return the host or <code>null</code> if the host was not specified in
101      *         the URI.
102      * @throws UnknownHostException if no IP address for the host could be
103      *                              found.
104      */
105     public InetAddress getHostAddress() throws UnknownHostException {
106         String host = getHost();
107         return (host != null) ? InetAddress.getByName(host) : null;
108     }
109 
110     /***
111      * Returns the port.
112      *
113      * @return the port
114      */
115     public int getPort() {
116         return _uri.getPort();
117     }
118 
119     /***
120      * Returns the URI.
121      *
122      * @return the URI
123      */
124     public URI getURI() {
125         return _uri;
126     }
127 
128     /***
129      * Returns the security principal.
130      *
131      * @return the security principal. May be null.
132      */
133     public Principal getPrincipal() {
134         return _principal;
135     }
136 
137     /***
138      * Helper to export this to a {@link Properties} instance.
139      *
140      * @param properties the properties to export to.
141      */
142     public void export(Properties properties) {
143         properties.set(ORB.PROVIDER_URI, _uri);
144     }
145 
146     /***
147      * Checks whether this instance is equal to another.
148      *
149      * @param other the object to compare
150      * @return <code>true</code> if the two instances are equal; otherwise
151      *         <code>false</code>
152      */
153     public boolean equals(Object other) {
154         boolean equal = (this == other);
155         if (!equal && other instanceof URIRequestInfo) {
156             URIRequestInfo info = (URIRequestInfo) other;
157             equal = _uri.equals(info._uri);
158         }
159         return equal;
160     }
161 
162     /***
163      * Returns a hashcode for this request info.
164      *
165      * @return a hashcode for this request info.
166      */
167     public int hashCode() {
168         return _uri.hashCode();
169     }
170 
171 }