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 package org.sat4j.reader;
20
21 import java.io.FileNotFoundException;
22 import java.io.IOException;
23 import java.io.PrintWriter;
24 import java.io.Reader;
25
26 import javax.xml.parsers.ParserConfigurationException;
27
28 import org.sat4j.csp.xml.CspXmlParser;
29 import org.sat4j.specs.ContradictionException;
30 import org.sat4j.specs.IProblem;
31 import org.sat4j.specs.ISolver;
32 import org.xml.sax.SAXException;
33
34 public class XMLCSPReader extends org.sat4j.reader.Reader {
35
36 private final CSPReader cspreader;
37
38 public XMLCSPReader(ISolver solver) {
39 cspreader = new CSPSupportReader(solver);
40 }
41
42 @Override
43 public String decode(int[] model) {
44 return cspreader.decode(model);
45 }
46
47 @Override
48 public void decode(int[] model, PrintWriter out) {
49 cspreader.decode(model, out);
50 }
51
52 /*
53 * (non-Javadoc)
54 *
55 * @see org.sat4j.reader.Reader#parseInstance(java.lang.String)
56 */
57 @Override
58 public IProblem parseInstance(String filename)
59 throws FileNotFoundException, ParseFormatException, IOException,
60 ContradictionException {
61 try {
62 CspXmlParser.parse(cspreader, filename);
63 } catch (SAXException e) {
64 throw new ParseFormatException(e);
65 } catch (ParserConfigurationException e) {
66 throw new ParseFormatException(e);
67 }
68 return cspreader.getProblem();
69 }
70
71 @Override
72 public IProblem parseInstance(Reader in) throws ParseFormatException,
73 ContradictionException, IOException {
74 throw new UnsupportedOperationException();
75 }
76
77 /*
78 * (non-Javadoc)
79 *
80 * @see org.sat4j.reader.Reader#setVerbosity(boolean)
81 */
82 @Override
83 public void setVerbosity(boolean b) {
84 super.setVerbosity(b);
85 cspreader.setVerbosity(b);
86 }
87
88 }