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1   /*******************************************************************************
2    * SAT4J: a SATisfiability library for Java Copyright (C) 2004, 2012 Artois University and CNRS
3    *
4    * All rights reserved. This program and the accompanying materials
5    * are made available under the terms of the Eclipse Public License v1.0
6    * which accompanies this distribution, and is available at
7    *  http://www.eclipse.org/legal/epl-v10.html
8    *
9    * Alternatively, the contents of this file may be used under the terms of
10   * either the GNU Lesser General Public License Version 2.1 or later (the
11   * "LGPL"), in which case the provisions of the LGPL are applicable instead
12   * of those above. If you wish to allow use of your version of this file only
13   * under the terms of the LGPL, and not to allow others to use your version of
14   * this file under the terms of the EPL, indicate your decision by deleting
15   * the provisions above and replace them with the notice and other provisions
16   * required by the LGPL. If you do not delete the provisions above, a recipient
17   * may use your version of this file under the terms of the EPL or the LGPL.
18   *
19   * Based on the original MiniSat specification from:
20   *
21   * An extensible SAT solver. Niklas Een and Niklas Sorensson. Proceedings of the
22   * Sixth International Conference on Theory and Applications of Satisfiability
23   * Testing, LNCS 2919, pp 502-518, 2003.
24   *
25   * See www.minisat.se for the original solver in C++.
26   *
27   * Contributors:
28   *   CRIL - initial API and implementation
29   *******************************************************************************/
30  package org.sat4j.specs;
31  
32  /**
33   * That exception is launched whenever a trivial contradiction is found (e.g.
34   * null clause).
35   * 
36   * @author leberre
37   */
38  public class ContradictionException extends Exception {
39  
40      private static final long serialVersionUID = 1L;
41  
42      /**
43       * 
44       */
45      public ContradictionException() {
46          super();
47      }
48  
49      /**
50       * @param message
51       *            un message
52       */
53      public ContradictionException(final String message) {
54          super(message);
55      }
56  
57      /**
58       * @param cause
59       *            la cause de l'exception
60       */
61      public ContradictionException(final Throwable cause) {
62          super(cause);
63      }
64  
65      /**
66       * @param message
67       *            un message
68       * @param cause
69       *            une cause
70       */
71      public ContradictionException(final String message, final Throwable cause) {
72          super(message, cause);
73      }
74  
75  }