AccessControlException.java 3.1 KB

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  1. /* AccessControlException.java -- Permission is denied
  2. Copyright (C) 1998, 2002, 2005 Free Software Foundation, Inc.
  3. This file is part of GNU Classpath.
  4. GNU Classpath is free software; you can redistribute it and/or modify
  5. it under the terms of the GNU General Public License as published by
  6. the Free Software Foundation; either version 2, or (at your option)
  7. any later version.
  8. GNU Classpath is distributed in the hope that it will be useful, but
  9. WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. General Public License for more details.
  12. You should have received a copy of the GNU General Public License
  13. along with GNU Classpath; see the file COPYING. If not, write to the
  14. Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  15. 02110-1301 USA.
  16. Linking this library statically or dynamically with other modules is
  17. making a combined work based on this library. Thus, the terms and
  18. conditions of the GNU General Public License cover the whole
  19. combination.
  20. As a special exception, the copyright holders of this library give you
  21. permission to link this library with independent modules to produce an
  22. executable, regardless of the license terms of these independent
  23. modules, and to copy and distribute the resulting executable under
  24. terms of your choice, provided that you also meet, for each linked
  25. independent module, the terms and conditions of the license of that
  26. module. An independent module is a module which is not derived from
  27. or based on this library. If you modify this library, you may extend
  28. this exception to your version of the library, but you are not
  29. obligated to do so. If you do not wish to do so, delete this
  30. exception statement from your version. */
  31. package java.security;
  32. /**
  33. * This exception is thrown when the <code>AccessController</code> denies
  34. * an attempt to perform an operation. This often keeps track of the
  35. * permission that was not granted.
  36. *
  37. * @author Aaron M. Renn (arenn@urbanophile.com)
  38. * @see AccessController
  39. * @status updated to 1.4
  40. */
  41. public class AccessControlException extends SecurityException
  42. {
  43. /**
  44. * Compatible with JDK 1.1+.
  45. */
  46. private static final long serialVersionUID = 5138225684096988535L;
  47. /**
  48. * The <code>Permission</code> associated with this exception.
  49. *
  50. * @serial the permission
  51. */
  52. private final Permission perm;
  53. /**
  54. * Create a new instance with a descriptive error message, and a null
  55. * <code>Permission</code> object.
  56. *
  57. * @param msg the descriptive error message
  58. */
  59. public AccessControlException(String msg)
  60. {
  61. this(msg, null);
  62. }
  63. /**
  64. * Create a new instance with a descriptive error message and an associated
  65. * <code>Permission</code> object.
  66. *
  67. * @param msg the descriptive error message
  68. * @param perm the permission that caused this
  69. */
  70. public AccessControlException(String msg, Permission perm)
  71. {
  72. super(msg);
  73. this.perm = perm;
  74. }
  75. /**
  76. * This method returns the <code>Permission</code> object that caused
  77. * this exception to be thrown.
  78. *
  79. * @return the denied permission, or null
  80. */
  81. public Permission getPermission()
  82. {
  83. return perm;
  84. }
  85. }