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    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  }