diff options
Diffstat (limited to 'src/jrummikub/ai/fdsolver/constraint/SumConstraint.java')
-rw-r--r-- | src/jrummikub/ai/fdsolver/constraint/SumConstraint.java | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/src/jrummikub/ai/fdsolver/constraint/SumConstraint.java b/src/jrummikub/ai/fdsolver/constraint/SumConstraint.java deleted file mode 100644 index c96a751..0000000 --- a/src/jrummikub/ai/fdsolver/constraint/SumConstraint.java +++ /dev/null @@ -1,51 +0,0 @@ -package jrummikub.ai.fdsolver.constraint; - -import java.util.Arrays; -import java.util.Collection; -import java.util.Collections; -import java.util.HashSet; - -import jrummikub.ai.fdsolver.Constraint; -import jrummikub.ai.fdsolver.Propagator; -import jrummikub.ai.fdsolver.Satisfiability; -import jrummikub.ai.fdsolver.Var; - -public class SumConstraint extends Constraint { - Var<Integer> x, y, z; - - public SumConstraint(Var<Integer> x, Var<Integer> y, Var<Integer> z) { - this.x = x; - this.y = y; - this.z = z; - } - - @Override - public Collection<Var<?>> getWatchedVars() { - return Arrays.<Var<?>> asList(x, y, z); - } - - @Override - public Collection<Propagator> getPropagators(boolean negate) { - // TODO Auto-generated method stub - return Collections.emptyList(); - } - - @Override - public Satisfiability getSatisfiability() { - // HashSet<Integer> intersection = new HashSet<Integer>(); - for (int xv : x.getRange()) { - for (int yv : y.getRange()) { - if (z.getRange().contains(xv + yv)) { - if (z.getRange().size() == 1 && x.getRange().size() == 1 - && y.getRange().size() == 1) { - return Satisfiability.TAUT; - } else { - return Satisfiability.SAT; - } - - } - } - } - return Satisfiability.UNSAT; - } -} |