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authorLibravatar 20001LastOrder <boqi.chen@mail.mcgill.ca>2020-11-04 01:16:22 -0500
committerLibravatar 20001LastOrder <boqi.chen@mail.mcgill.ca>2020-11-04 01:16:22 -0500
commit93243cb3faf1ccd733081fcf380559ac03c9ad35 (patch)
tree421f9f174eb77c387b5acaa05f01e64a62cab3a7 /Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/AbstractThreeValuedObjective.xtend
parentadd realistic solver (diff)
parentOptimizing generator with linear objective functions (diff)
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merge with current master, comment numerical solver related logging
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-rw-r--r--Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/AbstractThreeValuedObjective.xtend35
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diff --git a/Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/AbstractThreeValuedObjective.xtend b/Solvers/VIATRA-Solver/hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner/src/hu/bme/mit/inf/dslreasoner/viatrasolver/reasoner/optimization/AbstractThreeValuedObjective.xtend
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1package hu.bme.mit.inf.dslreasoner.viatrasolver.reasoner.optimization
2
3import org.eclipse.viatra.dse.base.ThreadContext
4
5abstract class AbstractThreeValuedObjective extends DirectionalThresholdObjective implements IThreeValuedObjective {
6 protected new(String name, ObjectiveKind kind, ObjectiveThreshold threshold, int level) {
7 super(name, kind, threshold, level)
8 }
9
10 abstract def double getLowestPossibleFitness(ThreadContext threadContext)
11
12 abstract def double getHighestPossibleFitness(ThreadContext threadContext)
13
14 override getWorstPossibleFitness(ThreadContext threadContext) {
15 switch (kind) {
16 case LOWER_IS_BETTER:
17 getHighestPossibleFitness(threadContext)
18 case HIGHER_IS_BETTER:
19 getLowestPossibleFitness(threadContext)
20 default:
21 throw new IllegalStateException("Unknown three valued objective kind: " + kind)
22 }
23 }
24
25 override getBestPossibleFitness(ThreadContext threadContext) {
26 switch (kind) {
27 case LOWER_IS_BETTER:
28 getLowestPossibleFitness(threadContext)
29 case HIGHER_IS_BETTER:
30 getHighestPossibleFitness(threadContext)
31 default:
32 throw new IllegalStateException("Unknown three valued objective kind: " + kind)
33 }
34 }
35}