Adds Pagination on Backend (AAS Repo)

Author: FriedJannik

basyx.aasrepository/basyx.aasrepository-backend/src/main/java/org/eclipse/digitaltwin/basyx/aasrepository/backend/CrudAasRepository.java

@@ -70,15 +70,7 @@ public CrudAasRepository(AasBackend aasBackend, AasServiceFactory aasServiceFact
 
 	@Override
 	public CursorResult<List<AssetAdministrationShell>> getAllAas(List<SpecificAssetId> assetIds, String idShort, PaginationInfo pInfo) {
-
-		Iterable<AssetAdministrationShell> iterable = aasBackend.getAllAas(assetIds, idShort);
-		List<AssetAdministrationShell> allAas = StreamSupport.stream(iterable.spliterator(), false).toList();
-
-		TreeMap<String, AssetAdministrationShell> aasMap = allAas.stream().collect(Collectors.toMap(AssetAdministrationShell::getId, aas -> aas, (a, b) -> a, TreeMap::new));
-
-		PaginationSupport<AssetAdministrationShell> paginationSupport = new PaginationSupport<>(aasMap, AssetAdministrationShell::getId);
-
-		return paginationSupport.getPaged(pInfo);
+		return aasBackend.getShells(assetIds, idShort, pInfo);
 	}
 
 	@Override