Fixes ARE

Author: FriedJannik

basyx.submodelservice/basyx.submodelservice-backend-inmemory/src/main/java/org/eclipse/digitaltwin/basyx/submodelservice/InMemorySubmodelBackend.java

@@ -29,6 +29,7 @@
 import org.eclipse.digitaltwin.basyx.common.backend.inmemory.core.InMemoryCrudRepository;
 import org.eclipse.digitaltwin.basyx.core.exceptions.CollidingIdentifierException;
 import org.eclipse.digitaltwin.basyx.core.exceptions.ElementDoesNotExistException;
+import org.eclipse.digitaltwin.basyx.core.exceptions.SubmodelElementNotADataElementException;
 import org.eclipse.digitaltwin.basyx.core.pagination.CursorResult;
 import org.eclipse.digitaltwin.basyx.core.pagination.PaginationInfo;
 import org.eclipse.digitaltwin.basyx.core.pagination.PaginationSupport;
@@ -126,6 +127,13 @@ public synchronized void createSubmodelElement(String submodelId, String idShort
         } else if (parentSme instanceof Entity entity) {
             List<SubmodelElement> submodelElements = entity.getStatements();
             submodelElements.add(submodelElement);
+        } else if (parentSme instanceof AnnotatedRelationshipElement are) {
+            try {
+                List<DataElement> annotations = are.getAnnotations();
+                annotations.add((DataElement) submodelElement);
+            } catch (ClassCastException e) {
+                throw new SubmodelElementNotADataElementException(submodelElement.getIdShort());
+            }
         }
     }
 

basyx.submodelservice/basyx.submodelservice-core/src/main/java/org/eclipse/digitaltwin/basyx/submodelservice/pathparsing/HierarchicalSubmodelElementIdShortPathToken.java

@@ -25,7 +25,9 @@
 package org.eclipse.digitaltwin.basyx.submodelservice.pathparsing;
 
 import java.util.Collection;
+import java.util.stream.Collectors;
 
+import org.eclipse.digitaltwin.aas4j.v3.model.AnnotatedRelationshipElement;
 import org.eclipse.digitaltwin.aas4j.v3.model.Entity;
 import org.eclipse.digitaltwin.aas4j.v3.model.SubmodelElement;
 import org.eclipse.digitaltwin.aas4j.v3.model.SubmodelElementCollection;
@@ -59,6 +61,12 @@ public SubmodelElement getSubmodelElement(SubmodelElement rootElement) {
 			Entity entity = (Entity) rootElement;
 
 			return filterSubmodelElement(entity.getStatements());
+		} else if (rootElement instanceof AnnotatedRelationshipElement) {
+			AnnotatedRelationshipElement are = (AnnotatedRelationshipElement) rootElement;
+
+			return filterSubmodelElement(are.getAnnotations().stream()
+					.map(de -> (SubmodelElement) de)
+					.collect(Collectors.toList()));
 		}
 
 		throw new ElementDoesNotExistException(token);