1 /**
2 * Copyright (c) 2008 Olivier ROUSSEL (olivier.roussel <at> cril.univ-artois.fr)
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20 * THE SOFTWARE.
21 */
22 package org.sat4j.csp.xml;
23 import org.xml.sax.Attributes;
24
25 import static org.sat4j.csp.xml.TagNames.*;
26
27 class Constraint extends Element {
28
29 public Constraint(ICSPCallback out,String tagName) {
30 super(out,tagName);
31 }
32
33 public void startElement(Attributes att){
34 getCB().beginConstraint(att.getValue(NAME), Integer.parseInt(att.getValue(ARITY)));
35 String ref = att.getValue(REFERENCE);
36 if (ref != null)
37 getCB().constraintReference(ref);
38 String scope = att.getValue(SCOPE);
39 if (scope != null){
40 // traitement des variables dans le scope
41 String[] tokens = scope.trim().split("\\s+");
42 for(String tok : tokens)
43 if (!tok.equals(""))
44 getCB().addVariableToConstraint(tok);
45 }
46 context = "Constraint";
47 }
48
49 public void endElement() {
50 getCB().endConstraint();
51 context = "";
52 }
53
54 private String context;
55
56 public String getContexte(){
57 return context;
58 }
59
60
61 }