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package hu.bme.mit.inf.dslreasoner.run
import hu.bme.mit.inf.dslreasoner.ecore2logic.Ecore2Logic
import hu.bme.mit.inf.dslreasoner.ecore2logic.Ecore2Logic_Trace
import hu.bme.mit.inf.dslreasoner.viatrasolver.logic2viatra.cardinality.LinearTypeExpressionBuilderFactory
import hu.bme.mit.inf.dslreasoner.viatrasolver.logic2viatra.patterns.PatternGenerator
class FileSystemHint extends Ecore2LogicTraceBasedHint {
static val REMAINING_CONTENTS_ROOT = "hint_root"
new(Ecore2Logic ecore2Logic, Ecore2Logic_Trace trace) {
super(ecore2Logic, trace)
}
override getAdditionalPatterns(PatternGenerator it) '''
pattern «REMAINING_CONTENTS_ROOT»(problem:LogicProblem, interpretation:PartialInterpretation, remainingContents:java Integer) {
find interpretation(problem, interpretation);
remainingContents == sum find remainingContents_root_reference_Dir_helper(problem, interpretation, _, #_)
}
'''
override createConstraintUpdater(LinearTypeExpressionBuilderFactory it) {
val dirCount = createBuilder.add(1, "Dir".type).build
val remainingContentsRootMatcher = createMatcher(REMAINING_CONTENTS_ROOT)
return [ p |
dirCount.tightenLowerBound(remainingContentsRootMatcher.getCount(p))
]
}
}
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