1 /*
   2  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.security;
  27 
  28 /**
  29  * <p> This exception is thrown by the AccessController to indicate
  30  * that a requested access (to a critical system resource such as the
  31  * file system or the network) is denied.
  32  *
  33  * <p> The reason to deny access can vary.  For example, the requested
  34  * permission might be of an incorrect type,  contain an invalid
  35  * value, or request access that is not allowed according to the
  36  * security policy.  Such information should be given whenever
  37  * possible at the time the exception is thrown.
  38  *
  39  * @author Li Gong
  40  * @author Roland Schemers
  41  * @since 1.2
  42  */
  43 
  44 public class AccessControlException extends SecurityException {
  45 
  46     private static final long serialVersionUID = 5138225684096988535L;
  47 
  48     // the permission that caused the exception to be thrown.
  49     private Permission perm;
  50 
  51     /**
  52      * Constructs an {@code AccessControlException} with the
  53      * specified, detailed message.
  54      *
  55      * @param   s   the detail message.
  56      */
  57     public AccessControlException(String s) {
  58         super(s);
  59     }
  60 
  61     /**
  62      * Constructs an {@code AccessControlException} with the
  63      * specified, detailed message, and the requested permission that caused
  64      * the exception.
  65      *
  66      * @param   s   the detail message.
  67      * @param   p   the permission that caused the exception.
  68      */
  69     public AccessControlException(String s, Permission p) {
  70         super(s);
  71         perm = p;
  72     }
  73 
  74     /**
  75      * Gets the Permission object associated with this exception, or
  76      * null if there was no corresponding Permission object.
  77      *
  78      * @return the Permission object.
  79      */
  80     public Permission getPermission() {
  81         return perm;
  82     }
  83 }