1 files changed, 32 insertions, 0 deletions

diff --git a/Tests/hu.bme.mit.inf.dslreasoner.run/src/hu/bme/mit/inf/dslreasoner/run/FileSystemHint.xtend b/Tests/hu.bme.mit.inf.dslreasoner.run/src/hu/bme/mit/inf/dslreasoner/run/FileSystemHint.xtend
new file mode 100644
index 00000000..8d6523b1
--- /dev/null
+++ b/Tests/hu.bme.mit.inf.dslreasoner.run/src/hu/bme/mit/inf/dslreasoner/run/FileSystemHint.xtend
@@ -0,0 +1,32 @@
+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))
+                ]
+        }
+
+}