BackingStoreException.java 3.5 KB

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  1. /* BackingStoreException.java - chained exception thrown when backing store
  2. fails
  3. Copyright (C) 2001, 2002, 2005 Free Software Foundation, Inc.
  4. This file is part of GNU Classpath.
  5. GNU Classpath is free software; you can redistribute it and/or modify
  6. it under the terms of the GNU General Public License as published by
  7. the Free Software Foundation; either version 2, or (at your option)
  8. any later version.
  9. GNU Classpath is distributed in the hope that it will be useful, but
  10. WITHOUT ANY WARRANTY; without even the implied warranty of
  11. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12. General Public License for more details.
  13. You should have received a copy of the GNU General Public License
  14. along with GNU Classpath; see the file COPYING. If not, write to the
  15. Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  16. 02110-1301 USA.
  17. Linking this library statically or dynamically with other modules is
  18. making a combined work based on this library. Thus, the terms and
  19. conditions of the GNU General Public License cover the whole
  20. combination.
  21. As a special exception, the copyright holders of this library give you
  22. permission to link this library with independent modules to produce an
  23. executable, regardless of the license terms of these independent
  24. modules, and to copy and distribute the resulting executable under
  25. terms of your choice, provided that you also meet, for each linked
  26. independent module, the terms and conditions of the license of that
  27. module. An independent module is a module which is not derived from
  28. or based on this library. If you modify this library, you may extend
  29. this exception to your version of the library, but you are not
  30. obligated to do so. If you do not wish to do so, delete this
  31. exception statement from your version. */
  32. package java.util.prefs;
  33. import java.io.NotSerializableException;
  34. import java.io.ObjectInputStream;
  35. import java.io.ObjectOutputStream;
  36. /**
  37. * Chained exception thrown when backing store fails. This exception is
  38. * only thrown from methods that actually have to access the backing store,
  39. * such as <code>clear(), keys(), childrenNames(), nodeExists(), removeNode(),
  40. * flush(), sync(), exportNode(), exportSubTree()</code>; normal operations
  41. * do not throw BackingStoreExceptions.
  42. *
  43. * <p>Note that although this class inherits the Serializable interface, an
  44. * attempt to serialize will fail with a <code>NotSerializableException</code>.
  45. *
  46. * @author Mark Wielaard (mark@klomp.org)
  47. * @since 1.4
  48. * @status updated to 1.4
  49. */
  50. public class BackingStoreException extends Exception
  51. {
  52. static final long serialVersionUID = 859796500401108469L;
  53. /**
  54. * Creates a new exception with a descriptive message.
  55. *
  56. * @param message the message
  57. */
  58. public BackingStoreException(String message)
  59. {
  60. super(message);
  61. }
  62. /**
  63. * Create a new exception with the given cause.
  64. *
  65. * @param cause the cause
  66. */
  67. public BackingStoreException(Throwable cause)
  68. {
  69. super(cause);
  70. }
  71. /**
  72. * This class should not be serialized.
  73. *
  74. * @param o the output stream
  75. */
  76. private void writeObject(ObjectOutputStream o) throws NotSerializableException
  77. {
  78. throw new NotSerializableException
  79. ("java.util.prefs.BackingStoreException");
  80. }
  81. /**
  82. * This class should not be serialized.
  83. *
  84. * @param i the input stream
  85. */
  86. private void readObject(ObjectInputStream i) throws NotSerializableException
  87. {
  88. throw new NotSerializableException
  89. ("java.util.prefs.BackingStoreException");
  90. }
  91. }