diff options
Diffstat (limited to 'Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/ObjectiveKind.java')
-rw-r--r-- | Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/ObjectiveKind.java | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/ObjectiveKind.java b/Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/ObjectiveKind.java new file mode 100644 index 00000000..f65428fe --- /dev/null +++ b/Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/ObjectiveKind.java | |||
@@ -0,0 +1,36 @@ | |||
1 | package hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner.optimization; | ||
2 | |||
3 | import java.util.Comparator; | ||
4 | |||
5 | import org.eclipse.viatra.dse.objectives.Comparators; | ||
6 | |||
7 | public enum ObjectiveKind { | ||
8 | LOWER_IS_BETTER { | ||
9 | |||
10 | @Override | ||
11 | public Comparator<Double> getComparator() { | ||
12 | return Comparators.LOWER_IS_BETTER; | ||
13 | } | ||
14 | |||
15 | }, | ||
16 | HIGHER_IS_BETTER { | ||
17 | |||
18 | @Override | ||
19 | public Comparator<Double> getComparator() { | ||
20 | return Comparators.HIGHER_IS_BETTER; | ||
21 | } | ||
22 | |||
23 | }; | ||
24 | |||
25 | public abstract Comparator<Double> getComparator(); | ||
26 | |||
27 | public static ObjectiveKind fromComparator(Comparator<Double> comparator) { | ||
28 | if (Comparators.LOWER_IS_BETTER.equals(comparator)) { | ||
29 | return ObjectiveKind.LOWER_IS_BETTER; | ||
30 | } else if (Comparators.HIGHER_IS_BETTER.equals(comparator)) { | ||
31 | return ObjectiveKind.HIGHER_IS_BETTER; | ||
32 | } else { | ||
33 | throw new IllegalStateException("Only LOWER_IS_BETTER and HIGHER_IS_BETTER comparators are supported."); | ||
34 | } | ||
35 | } | ||
36 | } | ||