1 /*******************************************************************************
2 * SAT4J: a SATisfiability library for Java Copyright (C) 2004-2008 Daniel Le Berre
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 pseudo boolean algorithms described in:
20 * A fast pseudo-Boolean constraint solver Chai, D.; Kuehlmann, A.
21 * Computer-Aided Design of Integrated Circuits and Systems, IEEE Transactions on
22 * Volume 24, Issue 3, March 2005 Page(s): 305 - 317
23 *
24 * and
25 * Heidi E. Dixon, 2004. Automating Pseudo-Boolean Inference within a DPLL
26 * Framework. Ph.D. Dissertation, University of Oregon.
27 *******************************************************************************/
28 package org.sat4j.pb;
29
30 import org.sat4j.AbstractLauncher;
31 import org.sat4j.ExitCode;
32 import org.sat4j.pb.reader.OPBEclipseReader2007;
33 import org.sat4j.reader.Reader;
34 import org.sat4j.specs.IProblem;
35 import org.sat4j.specs.ISolver;
36 import org.sat4j.specs.IVecInt;
37 import org.sat4j.specs.TimeoutException;
38
39 public class LanceurPseudo2007Eclipse extends LanceurPseudo2007 {
40
41 /**
42 *
43 */
44 private static final long serialVersionUID = 1L;
45
46
47 public LanceurPseudo2007Eclipse() {
48 // TODO Auto-generated constructor stub
49 }
50
51
52 @Override
53 protected void solve(IProblem problem) throws TimeoutException {
54 IVecInt list = ((OPBEclipseReader2007) getReader())
55 .getListOfVariables();
56 if (list != null && !list.isEmpty()){
57 ((PseudoOptDecorator) problem).setListOfVariablesForExplanation(list);
58 }
59 super.solve(problem);
60 }
61
62 @Override
63 protected Reader createReader(ISolver theSolver, String problemname) {
64 return new OPBEclipseReader2007((IPBSolver) theSolver);
65 }
66 /**
67 * Lance le prouveur sur un fichier Dimacs
68 *
69 * @param args
70 * doit contenir le nom d'un fichier Dimacs, eventuellement
71 * compress?.
72 */
73 public static void main(final String[] args) {
74 final AbstractLauncher lanceur = new LanceurPseudo2007Eclipse();
75 if (args.length==0||args.length>2) {
76 lanceur.usage();
77 return;
78 }
79 lanceur.run(args);
80 System.exit(lanceur.getExitCode().value());
81 }
82
83 @Override
84 protected void displayAnswer(){
85 super.displayAnswer();
86 ExitCode exitCode = getExitCode();
87
88 if (exitCode == ExitCode.UNSATISFIABLE)
89 getLogWriter().println(((IPBSolver)solver).getExplanation());
90
91
92 }
93
94 }