1 /*
2 * SAT4J: a SATisfiability library for Java Copyright (C) 2004-2006 Daniel Le Berre
3 *
4 * Based on the original minisat specification from:
5 *
6 * An extensible SAT solver. Niklas E?n and Niklas S?rensson. Proceedings of the
7 * Sixth International Conference on Theory and Applications of Satisfiability
8 * Testing, LNCS 2919, pp 502-518, 2003.
9 *
10 * This library is free software; you can redistribute it and/or modify it under
11 * the terms of the GNU Lesser General Public License as published by the Free
12 * Software Foundation; either version 2.1 of the License, or (at your option)
13 * any later version.
14 *
15 * This library is distributed in the hope that it will be useful, but WITHOUT
16 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
18 * details.
19 *
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this library; if not, write to the Free Software Foundation, Inc.,
22 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 */
25 package org.sat4j.minisat.constraints;
26
27 import org.sat4j.minisat.constraints.pb.AtLeastPB;
28 import org.sat4j.minisat.constraints.pb.PBConstr;
29 import org.sat4j.specs.ContradictionException;
30 import org.sat4j.specs.IVecInt;
31
32 public class PuebloPBMinClauseAtLeastConstrDataStructure extends
33 PuebloPBMinClauseCardConstrDataStructure {
34
35 /**
36 *
37 */
38 private static final long serialVersionUID = 1L;
39
40 @Override
41 protected PBConstr constructCard(IVecInt lits, int degree)
42 throws ContradictionException {
43 return AtLeastPB.atLeastNew(solver, getVocabulary(), lits, degree);
44 }
45
46 @Override
47 protected PBConstr constructLearntCard(IVecInt literals, int degree) {
48 // return new MinWatchCardPB(getVocabulary(),literals,true,degree);
49 return AtLeastPB.atLeastNew(getVocabulary(), literals, degree);
50 }
51
52 }