1 files changed, 16 insertions, 0 deletions

diff --git a/subprojects/language-semantics/src/main/java/tools/refinery/language/semantics/metadata/ReferenceDetail.java b/subprojects/language-semantics/src/main/java/tools/refinery/language/semantics/metadata/ReferenceDetail.java
new file mode 100644
index 00000000..36771566
--- /dev/null
+++ b/subprojects/language-semantics/src/main/java/tools/refinery/language/semantics/metadata/ReferenceDetail.java
@@ -0,0 +1,16 @@
+/*
+ * SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/>
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package tools.refinery.language.semantics.metadata;
+
+public record ReferenceDetail(boolean containment) implements RelationDetail {
+        public static final ReferenceDetail CROSS_REFERENCE = new ReferenceDetail(false);
+
+        public static final ReferenceDetail CONTAINMENT_REFERENCE = new ReferenceDetail(true);
+
+        public static ReferenceDetail ofContainment(boolean containment) {
+                return containment ? CONTAINMENT_REFERENCE : CROSS_REFERENCE;
+        }
+}