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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: ManagedConnection.java,v 1.4 2006/12/16 12:37:17 tanderson Exp $
44   */
45  package org.exolab.jms.net.connector;
46  
47  import org.exolab.jms.net.uri.URI;
48  
49  import java.security.Principal;
50  
51  
52  /***
53   * A <code>ManagedConnection</code> represents a physical connection. <br/> It
54   * is responsible for managing multiple {@link Connection} instances, which
55   * perform method invocations over the physical connection.
56   *
57   * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
58   * @version $Revision: 1.4 $ $Date: 2006/12/16 12:37:17 $
59   * @see Connection
60   */
61  public interface ManagedConnection {
62  
63      /***
64       * Registers a handler for handling invocations on objects exported via this
65       * connection. Once a handler is registered, it cannot be de-registered.
66       *
67       * @param handler the invocation handler
68       * @throws IllegalStateException if a handler is already registered
69       * @throws ResourceException     for any error
70       */
71      void setInvocationHandler(InvocationHandler handler)
72              throws ResourceException;
73  
74      /***
75       * Registers a connection event listener.
76       *
77       * @param listener the connection event listener
78       * @throws ResourceException for any error
79       */
80      void setConnectionEventListener(ManagedConnectionListener listener)
81              throws ResourceException;
82  
83      /***
84       * Creates a new connection handle for the underlying physical connection.
85       *
86       * @return a new connection handle
87       * @throws IllegalStateException if an <code>InvocationHandler</code> hasn't
88       *                               been registered
89       * @throws ResourceException     for any error
90       */
91      Connection getConnection() throws ResourceException;
92  
93      /***
94       * Ping the connection. The connection event listener will be notified
95       * if the ping succeeds.
96       * NOTE: the notification may occur prior to this call returning.
97       *
98       * @throws IllegalStateException if no invocation handler has been
99       *                               registered, or if the connection has been
100      *                               destroyed
101      * @throws ResourceException     for any error
102      */
103     void ping() throws ResourceException;
104 
105     /***
106      * Returns the remote address to which this is connected.
107      *
108      * @return the remote address to which this is connected
109      * @throws ResourceException for any error
110      */
111     URI getRemoteURI() throws ResourceException;
112 
113     /***
114      * Returns the local address that this connection is bound to.
115      *
116      * @return the local address that this connection is bound to
117      * @throws ResourceException for any error
118      */
119     URI getLocalURI() throws ResourceException;
120 
121     /***
122      * Returns the principal associated with this connection.
123      *
124      * @return the principal associated with this connection,
125      *         or <code>null<code> if none is set
126      * @throws ResourceException for any error
127      */
128     Principal getPrincipal() throws ResourceException;
129 
130     /***
131      * Destroys the physical connection.
132      *
133      * @throws ResourceException for any error
134      */
135     void destroy() throws ResourceException;
136 
137 }