1 /* Copyright 2004, 2005 Acegi Technology Pty Limited
2 *
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 package org.acegisecurity.concurrent;
16
17 import org.acegisecurity.AuthenticationException;
18
19
20 /***
21 * Thrown by a <code>SessionRegistry</code> implementation if
22 * an attempt is made to create new session information for an existing
23 * sessionId. The user should firstly clear the existing session from the
24 * <code>ConcurrentSessionRegistry</code>.
25 *
26 * @author Ben Alex
27 */
28 public class SessionAlreadyUsedException extends AuthenticationException {
29 public SessionAlreadyUsedException(String msg) {
30 super(msg);
31 }
32 }