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| package org.sat4j.minisat.constraints.cnf; |
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| import java.util.HashSet; |
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| import java.util.Set; |
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| import org.sat4j.core.VecInt; |
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| import org.sat4j.minisat.core.IMarkableLits; |
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| import org.sat4j.specs.IVecInt; |
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| |
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| public class MarkableLits extends Lits implements IMarkableLits { |
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| private static final long serialVersionUID = 1L; |
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| |
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| private int[] marks; |
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| |
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| private static final int DEFAULTMARK = 1; |
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| |
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12
| @Override
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| public void init(int nvar) { |
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12
| super.init(nvar);
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24 |
12
| marks = new int[(nvar << 1) + 2];
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| } |
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| |
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44
| public void setMark(int p, int mark) {
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| assert marks != null; |
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| assert p > 1; |
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| assert p < marks.length; |
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44
| marks[p] = mark;
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| } |
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| |
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9
| public void setMark(int p) {
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9
| setMark(p, DEFAULTMARK);
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| } |
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| |
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45
| public int getMark(int p) {
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| return marks[p];
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| } |
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| |
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42 |
110
| public boolean isMarked(int p) {
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43 |
110
| return marks[p] != MARKLESS;
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| } |
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| |
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23
| public void resetMark(int p) {
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23
| marks[p] = MARKLESS;
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| } |
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| |
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1
| public void resetAllMarks() {
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1
| for (int i = 2; i < marks.length; i++)
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20
| resetMark(i);
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| } |
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| |
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1
| public IVecInt getMarkedLiterals() {
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1
| IVecInt marked = new VecInt();
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1
| for (int i = 2; i < marks.length; i++) {
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20
| if (isMarked(i))
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3
| marked.push(i);
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| } |
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1
| return marked;
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| } |
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| |
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1
| public IVecInt getMarkedLiterals(int mark) {
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1
| IVecInt marked = new VecInt();
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1
| for (int i = 2; i < marks.length; i++) {
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20
| if (getMark(i) == mark)
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2
| marked.push(i);
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| } |
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1
| return marked;
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| } |
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| |
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1
| public IVecInt getMarkedVariables() {
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1
| IVecInt marked = new VecInt();
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1
| for (int i = 2; i < marks.length; i += 2) {
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10
| if (isMarked(i) || isMarked(i + 1))
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3
| marked.push(i >> 1);
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| } |
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1
| return marked;
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| } |
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| |
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1
| public IVecInt getMarkedVariables(int mark) {
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1
| IVecInt marked = new VecInt();
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1
| for (int i = 2; i < marks.length; i+=2) {
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10
| if (getMark(i) == mark || getMark(i + 1) == mark)
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2
| marked.push(i >> 1);
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| } |
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| return marked;
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| } |
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| |
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1
| public Set<Integer> getMarks() {
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| Set<Integer> markers = new HashSet<Integer>();
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1
| for (int m : marks)
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22
| if (m != MARKLESS)
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3
| markers.add(m);
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1
| return markers;
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| } |
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| } |
