1 /*
2 * Copyright 1999 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package javax.naming.event;
27
28 import javax.naming.NamingException;
29
30 /**
31 * This class represents an event fired when the procedures/processes
32 * used to collect information for notifying listeners of
33 * <tt>NamingEvent</tt>s threw a <tt>NamingException</tt>.
34 * This can happen, for example, if the server which the listener is using
35 * aborts subsequent to the <tt>addNamingListener()</tt> call.
36 *
37 * @author Rosanna Lee
38 * @author Scott Seligman
39 *
40 * @see NamingListener#namingExceptionThrown
41 * @see EventContext
42 * @since 1.3
43 */
44
45 public class NamingExceptionEvent extends java.util.EventObject {
46 /**
47 * Contains the exception that was thrown
48 * @serial
49 */
50 private NamingException exception;
51
52 /**
53 * Constructs an instance of <tt>NamingExceptionEvent</tt> using
54 * the context in which the <tt>NamingException</tt> was thrown and the exception
55 * that was thrown.
56 *
57 * @param source The non-null context in which the exception was thrown.
58 * @param exc The non-null <tt>NamingException</tt> that was thrown.
59 *
60 */
61 public NamingExceptionEvent(EventContext source, NamingException exc) {
62 super(source);
63 exception = exc;
64 }
65
66 /**
67 * Retrieves the exception that was thrown.
68 * @return The exception that was thrown.
69 */
70 public NamingException getException() {
71 return exception;
72 }
73
74 /**
75 * Retrieves the <tt>EventContext</tt> that fired this event.
76 * This returns the same object as <tt>EventObject.getSource()</tt>.
77 * @return The non-null <tt>EventContext</tt> that fired this event.
78 */
79 public EventContext getEventContext() {
80 return (EventContext)getSource();
81 }
82
83 /**
84 * Invokes the <tt>namingExceptionThrown()</tt> method on
85 * a listener using this event.
86 * @param listener The non-null naming listener on which to invoke
87 * the method.
88 */
89 public void dispatch(NamingListener listener) {
90 listener.namingExceptionThrown(this);
91 }
92
93 private static final long serialVersionUID = -4877678086134736336L;
94 }
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