1 files changed, 24 insertions, 0 deletions

diff --git a/subprojects/store-reasoning/src/main/java/tools/refinery/store/reasoning/translator/containment/ContainmentInfo.java b/subprojects/store-reasoning/src/main/java/tools/refinery/store/reasoning/translator/containment/ContainmentInfo.java
new file mode 100644
index 00000000..e3457fa7
--- /dev/null
+++ b/subprojects/store-reasoning/src/main/java/tools/refinery/store/reasoning/translator/containment/ContainmentInfo.java
@@ -0,0 +1,24 @@
+/*
+ * SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/>
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package tools.refinery.store.reasoning.translator.containment;
+
+import tools.refinery.store.reasoning.representation.PartialRelation;
+import tools.refinery.store.reasoning.translator.TranslationException;
+import tools.refinery.store.reasoning.translator.multiplicity.Multiplicity;
+
+public record ContainmentInfo(PartialRelation sourceType, Multiplicity multiplicity,
+                                                          PartialRelation targetType) {
+        public ContainmentInfo {
+                if (sourceType.arity() != 1) {
+                        throw new TranslationException(sourceType, "Expected source type %s to be of arity 1, got %d instead"
+                                                        .formatted(sourceType, sourceType.arity()));
+                }
+                if (targetType.arity() != 1) {
+                        throw new TranslationException(targetType, "Expected target type %s to be of arity 1, got %d instead"
+                                        .formatted(targetType, targetType.arity()));
+                }
+        }
+}