1 files changed, 16 insertions, 0 deletions

diff --git a/model-data/src/main/java/org/eclipse/viatra/solver/data/query/view/KeyOnlyRelationView.java b/model-data/src/main/java/org/eclipse/viatra/solver/data/query/view/KeyOnlyRelationView.java
new file mode 100644
index 00000000..bb1ddaa8
--- /dev/null
+++ b/model-data/src/main/java/org/eclipse/viatra/solver/data/query/view/KeyOnlyRelationView.java
@@ -0,0 +1,16 @@
+package org.eclipse.viatra.solver.data.query.view;
+
+import org.eclipse.viatra.solver.data.model.Tuple;
+import org.eclipse.viatra.solver.data.model.representation.Relation;
+
+public class TupleRelationView extends FilteredRelationView<Boolean>{
+
+        public TupleRelationView(Relation<Boolean> representation) {
+                super(representation, (k,v)->true);
+        }
+        @Override
+        protected boolean filter(Tuple key, Boolean value) {
+                return true;
+        }
+        
+}