1 files changed, 28 insertions, 0 deletions

diff --git a/subprojects/store-reasoning/src/main/java/tools/refinery/store/reasoning/translator/multiplicity/UnconstrainedMultiplicity.java b/subprojects/store-reasoning/src/main/java/tools/refinery/store/reasoning/translator/multiplicity/UnconstrainedMultiplicity.java
new file mode 100644
index 00000000..2159b88c
--- /dev/null
+++ b/subprojects/store-reasoning/src/main/java/tools/refinery/store/reasoning/translator/multiplicity/UnconstrainedMultiplicity.java
@@ -0,0 +1,28 @@
+/*
+ * SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/>
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package tools.refinery.store.reasoning.translator.multiplicity;
+
+import tools.refinery.store.representation.cardinality.CardinalityInterval;
+import tools.refinery.store.representation.cardinality.CardinalityIntervals;
+
+// Singleton implementation, because there is only a single complete interval.
+@SuppressWarnings("squid:S6548")
+public final class UnconstrainedMultiplicity implements Multiplicity {
+        public static final UnconstrainedMultiplicity INSTANCE = new UnconstrainedMultiplicity();
+
+        private UnconstrainedMultiplicity() {
+        }
+
+        @Override
+        public CardinalityInterval multiplicity() {
+                return CardinalityIntervals.SET;
+        }
+
+        @Override
+        public boolean isConstrained() {
+                return true;
+        }
+}