1 files changed, 6 insertions, 0 deletions

diff --git a/store/src/main/java/org/eclipse/viatra/solver/data/map/DiffCursor.java b/store/src/main/java/org/eclipse/viatra/solver/data/map/DiffCursor.java
new file mode 100644
index 00000000..f0af1436
--- /dev/null
+++ b/store/src/main/java/org/eclipse/viatra/solver/data/map/DiffCursor.java
@@ -0,0 +1,6 @@
+package org.eclipse.viatra.solver.data.map;
+
+public interface DiffCursor<K, V> extends Cursor<K,V> {
+        public V getFromValue();
+        public V getToValue();
+}
\ No newline at end of file