001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.fs.permission;
019
020import java.io.IOException;
021
022import org.apache.hadoop.classification.InterfaceAudience;
023import org.apache.hadoop.classification.InterfaceStability;
024
025/**
026 * An exception class for access control related issues.
027 * @deprecated Use {@link org.apache.hadoop.security.AccessControlException} 
028 *             instead.
029 */
030@Deprecated
031@InterfaceAudience.Public
032@InterfaceStability.Stable
033public class AccessControlException extends IOException {
034  //Required by {@link java.io.Serializable}.
035  private static final long serialVersionUID = 1L;
036
037  /**
038   * Default constructor is needed for unwrapping from 
039   * {@link org.apache.hadoop.ipc.RemoteException}.
040   */
041  public AccessControlException() {
042    super("Permission denied.");
043  }
044
045  /**
046   * Constructs an {@link AccessControlException}
047   * with the specified detail message.
048   * @param s the detail message.
049   */
050  public AccessControlException(String s) {
051    super(s);
052  }
053  
054  /**
055   * Constructs a new exception with the specified cause and a detail
056   * message of <tt>(cause==null ? null : cause.toString())</tt> (which
057   * typically contains the class and detail message of <tt>cause</tt>).
058   * @param  cause the cause (which is saved for later retrieval by the
059   *         {@link #getCause()} method).  (A <tt>null</tt> value is
060   *         permitted, and indicates that the cause is nonexistent or
061   *         unknown.)
062   */
063  public AccessControlException(Throwable cause) {
064    super(cause);
065  }
066}