Fixes 'same Submodel Reference can be applied to same AAS again without throwing 409'

basyx.aasrepository/basyx.aasrepository-core/src/test/java/org/eclipse/digitaltwin/basyx/aasrepository/AasRepositorySuite.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2023 the Eclipse BaSyx Authors
+ * Copyright (C) 2024 the Eclipse BaSyx Authors
  * 
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -39,10 +39,7 @@
 import org.eclipse.digitaltwin.aas4j.v3.model.impl.DefaultAssetAdministrationShell;
 import org.eclipse.digitaltwin.basyx.aasservice.AasService;
 import org.eclipse.digitaltwin.basyx.aasservice.AasServiceSuite;
-import org.eclipse.digitaltwin.basyx.core.exceptions.CollidingIdentifierException;
-import org.eclipse.digitaltwin.basyx.core.exceptions.ElementDoesNotExistException;
-import org.eclipse.digitaltwin.basyx.core.exceptions.IdentificationMismatchException;
-import org.eclipse.digitaltwin.basyx.core.exceptions.MissingIdentifierException;
+import org.eclipse.digitaltwin.basyx.core.exceptions.*;
 import org.eclipse.digitaltwin.basyx.core.pagination.CursorResult;
 import org.eclipse.digitaltwin.basyx.core.pagination.PaginationInfo;
 import org.junit.Test;
@@ -145,6 +142,14 @@ public void addSubmodelReferenceToNonExistingAas() {
 		aasRepo.addSubmodelReference("doesNotMatter", reference);
 	}
 
+	@Test(expected = CollidingSubmodelReferenceException.class)
+	public void duplicateSubmodelReference() {
+		AssetAdministrationShell aas = DummyAasFactory.createAasWithSubmodelReference();
+		AasRepository aasRepo = getAasRepository(Collections.singleton(aas));
+		Reference reference = DummyAasFactory.createDummyReference(DummyAasFactory.DUMMY_SUBMODEL_ID);
+		aasRepo.addSubmodelReference(aas.getId(), reference);
+	}
+
 	@Test(expected = ElementDoesNotExistException.class)
 	public void removeSubmodelReferenceOfNonExistingAas() {
 		AasRepository aasRepo = getAasRepository();

basyx.aasrepository/basyx.aasrepository-feature-authorization/src/test/java/org/eclipse/digitaltwin/basyx/aasrepository/feature/authorization/TestAuthorizedAasRepository.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2023 the Eclipse BaSyx Authors
+ * Copyright (C) 2024 the Eclipse BaSyx Authors
  * 
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -355,37 +355,37 @@ public void getSubmodelReferencesWithNoAuthorization() throws IOException {
 	public void addSubmodelReferenceWithCorrectRoleAndPermission() throws IOException {
 		String accessToken = getAccessToken(DummyCredentialStore.BASYX_UPDATER_CREDENTIAL);
 
-		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference.json"), accessToken);
+		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference_1.json"), accessToken);
 		assertEquals(HttpStatus.CREATED.value(), retrievalResponse.getCode());
 	}
 
 	@Test
 	public void addSubmodelReferenceWithCorrectRoleAndSpecificAasPermission() throws IOException {		
 		String accessToken = getAccessToken(DummyCredentialStore.BASYX_UPDATER_TWO_CREDENTIAL);
 
-		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference.json"), accessToken);
+		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference_2.json"), accessToken);
 		assertEquals(HttpStatus.CREATED.value(), retrievalResponse.getCode());
 	}
 
 	@Test
 	public void addSubmodelReferenceWithCorrectRoleAndUnauthorizedSpecificAas() throws IOException {
 		String accessToken = getAccessToken(DummyCredentialStore.BASYX_UPDATER_TWO_CREDENTIAL);
 
-		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID_2), getAasJSONString("SingleSubmodelReference.json"), accessToken);
+		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID_2), getAasJSONString("SingleSubmodelReference_1.json"), accessToken);
 		assertEquals(HttpStatus.FORBIDDEN.value(), retrievalResponse.getCode());
 	}
 
 	@Test
 	public void addSubmodelReferenceWithInsufficientPermissionRole() throws IOException {
 		String accessToken = getAccessToken(DummyCredentialStore.BASYX_READER_CREDENTIAL);
 
-		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference.json"), accessToken);
+		CloseableHttpResponse retrievalResponse = updateElementWithAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference_1.json"), accessToken);
 		assertEquals(HttpStatus.FORBIDDEN.value(), retrievalResponse.getCode());
 	}
 
 	@Test
 	public void addSubmodelReferenceWithNoAuthorization() throws IOException {
-		CloseableHttpResponse retrievalResponse = updateElementWithNoAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference.json"));
+		CloseableHttpResponse retrievalResponse = updateElementWithNoAuthorizationPostRequest(getSpecificAasSubmodelRefAccessURL(SPECIFIC_SHELL_ID), getAasJSONString("SingleSubmodelReference_1.json"));
 
 		assertEquals(HttpStatus.UNAUTHORIZED.value(), retrievalResponse.getCode());
 	}

basyx.aasrepository/basyx.aasrepository-http/src/main/java/org/eclipse/digitaltwin/basyx/aasrepository/http/AasRepositoryApiHTTPController.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2023 the Eclipse BaSyx Authors
+ * Copyright (C) 2024 the Eclipse BaSyx Authors
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -38,6 +38,7 @@
 import org.eclipse.digitaltwin.basyx.aasrepository.AasRepository;
 import org.eclipse.digitaltwin.basyx.aasrepository.http.pagination.GetAssetAdministrationShellsResult;
 import org.eclipse.digitaltwin.basyx.aasrepository.http.pagination.GetReferencesResult;
+import org.eclipse.digitaltwin.basyx.core.exceptions.CollidingSubmodelReferenceException;
 import org.eclipse.digitaltwin.basyx.core.pagination.CursorResult;
 import org.eclipse.digitaltwin.basyx.core.pagination.PaginationInfo;
 import org.eclipse.digitaltwin.basyx.http.Base64UrlEncodedIdentifier;
@@ -156,7 +157,11 @@ public ResponseEntity<PagedResult> getAllSubmodelReferencesAasRepository(Base64U
 
 	@Override
 	public ResponseEntity<Reference> postSubmodelReferenceAasRepository(Base64UrlEncodedIdentifier aasIdentifier, @Valid Reference body) {
-		aasRepository.addSubmodelReference(aasIdentifier.getIdentifier(), body);
+		try {
+			aasRepository.addSubmodelReference(aasIdentifier.getIdentifier(), body);
+		}catch(CollidingSubmodelReferenceException e){
+			return new ResponseEntity<Reference>(HttpStatus.CONFLICT);
+		}
 		return new ResponseEntity<Reference>(body, HttpStatus.CREATED);
 	}
 

basyx.aasrepository/basyx.aasrepository-http/src/test/java/org/eclipse/digitaltwin/basyx/aasrepository/http/AasRepositoryHTTPSuite.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2023 the Eclipse BaSyx Authors
+ * Copyright (C) 2024 the Eclipse BaSyx Authors
  * 
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -206,6 +206,17 @@ public void createSubmodelReference() throws FileNotFoundException, IOException,
 		BaSyxHttpTestUtils.assertSameJSONContent(getPaginatedSingleSMReferenceJson(), BaSyxHttpTestUtils.getResponseAsString(getResponse));
 	}
 
+	@Test
+	public void duplicateSubmodelReference() throws FileNotFoundException, IOException, ParseException {
+		createDummyAasOnServer(getAas1JSONString());
+
+		String json = getSingleSubmodelReference();
+
+		addSubmodelReferenceToDummyAas(json);
+		CloseableHttpResponse response = addSubmodelReferenceToDummyAas(json);
+		assertEquals(response.getCode(), HttpStatus.CONFLICT.value());
+	}
+
 	@Test
 	public void removeSubmodelReference() throws FileNotFoundException, IOException, ParseException {
 		createDummyAasOnServer(getAas1JSONString());
@@ -408,7 +419,7 @@ private String requestSpecificAasJSON(String aasId) throws IOException, ParseExc
 	}
 
 	private String getSpecificSubmodelReferenceUrl() {
-		Base64UrlEncodedIdentifier identifier = new Base64UrlEncodedIdentifier("http://i40.customer.com/type/1/1/testSubmodel");
+		Base64UrlEncodedIdentifier identifier = new Base64UrlEncodedIdentifier("http://i40.customer.com/type/1/1/testSubmodelNew");
 		return getSpecificAasSubmodelRefAccessURL(dummyAasId) + "/" + identifier.getEncodedIdentifier();
 	}
 
@@ -420,8 +431,8 @@ private String getSpecificAssetInformationAccessURL(String aasID) {
 		return getSpecificAasAccessURL(aasID) + "/asset-information";
 	}
 
-	private void addSubmodelReferenceToDummyAas(String json) throws FileNotFoundException, IOException {
-		BaSyxHttpTestUtils.executePostOnURL(getSpecificAasSubmodelRefAccessURL(dummyAasId), json);
+	private CloseableHttpResponse addSubmodelReferenceToDummyAas(String json) throws FileNotFoundException, IOException {
+		return BaSyxHttpTestUtils.executePostOnURL(getSpecificAasSubmodelRefAccessURL(dummyAasId), json);
 	}
 
 	protected String getSpecificAasAccessURL(String aasId) {
@@ -473,7 +484,7 @@ private String getAas2JSONString() throws FileNotFoundException, IOException {
 	}
 
 	private String getSingleSubmodelReference() throws FileNotFoundException, IOException {
-		return BaSyxHttpTestUtils.readJSONStringFromClasspath("SingleSubmodelReference.json");
+		return BaSyxHttpTestUtils.readJSONStringFromClasspath("SingleSubmodelReference_1.json");
 	}
 
 	private String getSMReferenceRemovalJson() throws FileNotFoundException, IOException {

basyx.aasrepository/basyx.aasrepository-http/src/test/resources/PaginatedSingleSMReference.json

@@ -6,7 +6,7 @@
 			"keys": [
 				{
 					"type": "Submodel",
-					"value": "http://i40.customer.com/type/1/1/testSubmodel"
+					"value": "http://i40.customer.com/type/1/1/testSubmodelNew"
 				}
 			],
 			"type": "ExternalReference"

basyx.aasrepository/basyx.aasrepository-feature-authorization/src/test/resources/authorization/SingleSubmodelReference.json → basyx.aasrepository/basyx.aasrepository-http/src/test/resources/SingleSubmodelReference_1.json

@@ -2,7 +2,7 @@
 	"keys": [
 		{
 			"type": "Submodel",
-			"value": "http://i40.customer.com/type/1/1/testSubmodel256"
+			"value": "http://i40.customer.com/type/1/1/testSubmodelNew"
 		}
 	],
 	"type": "ExternalReference"

basyx.aasrepository/basyx.aasrepository-http/src/test/resources/SingleSubmodelReference.json → basyx.aasrepository/basyx.aasrepository-http/src/test/resources/SingleSubmodelReference_2.json

@@ -2,7 +2,7 @@
 	"keys": [
 		{
 			"type": "Submodel",
-			"value": "http://i40.customer.com/type/1/1/testSubmodel"
+			"value": "http://i40.customer.com/type/1/1/testSubmodelNew_2"
 		}
 	],
 	"type": "ExternalReference"

basyx.aasservice/basyx.aasservice-backend-inmemory/src/main/java/org/eclipse/digitaltwin/basyx/aasservice/backend/InMemoryAasService.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2023 the Eclipse BaSyx Authors
+ * Copyright (C) 2024 the Eclipse BaSyx Authors
  * 
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -30,6 +30,7 @@
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.util.List;
+import java.util.Optional;
 import java.util.TreeMap;
 import java.util.function.Function;
 import java.util.stream.Collectors;
@@ -42,9 +43,7 @@
 import org.eclipse.digitaltwin.aas4j.v3.model.Resource;
 import org.eclipse.digitaltwin.aas4j.v3.model.impl.DefaultResource;
 import org.eclipse.digitaltwin.basyx.aasservice.AasService;
-import org.eclipse.digitaltwin.basyx.core.exceptions.ElementDoesNotExistException;
-import org.eclipse.digitaltwin.basyx.core.exceptions.FileDoesNotExistException;
-import org.eclipse.digitaltwin.basyx.core.exceptions.FileHandlingException;
+import org.eclipse.digitaltwin.basyx.core.exceptions.*;
 import org.eclipse.digitaltwin.basyx.core.filerepository.FileMetadata;
 import org.eclipse.digitaltwin.basyx.core.filerepository.FileRepository;
 import org.eclipse.digitaltwin.basyx.core.pagination.CursorResult;
@@ -94,6 +93,8 @@ public CursorResult<List<Reference>> getSubmodelReferences(PaginationInfo pInfo)
 
 	@Override
 	public void addSubmodelReference(Reference submodelReference) {
+		throwExceptionIfReferenceIsAlreadyPresent(submodelReference);
+
 		aas.getSubmodels().add(submodelReference);
 	}
 
@@ -207,4 +208,28 @@ private File getResourceContent(Resource resource) throws IOException {
 		return new java.io.File(filePath);
 	}
 
+	private void throwExceptionIfReferenceIsAlreadyPresent(Reference submodelReference) {
+		Optional<Key> submodelIdKey = getSubmodelTypeKey(submodelReference);
+		if(submodelIdKey.isEmpty())
+			return;
+		String submodelId = submodelIdKey.get().getValue();
+		if (isSubmodelIdAlreadyReferenced(submodelId)) {
+			throw new CollidingSubmodelReferenceException(submodelId);
+		}
+	}
+
+	private boolean isSubmodelIdAlreadyReferenced(String submodelId) {
+		return aas.getSubmodels().stream().anyMatch(ref -> ref.getKeys().stream().anyMatch(key -> key.getValue().equals(submodelId)));
+	}
+
+	private static Optional<Key> getSubmodelTypeKey(Reference submodelReference) {
+		Optional<Key> submodelIdKey = submodelReference.getKeys().stream().filter(key -> {
+			KeyTypes type = key.getType();
+			if(type == null)
+				throw new MissingKeyTypeException();
+			return type.equals(KeyTypes.SUBMODEL);
+		}).findFirst();
+		return submodelIdKey;
+	}
+
 }

basyx.aasservice/basyx.aasservice-client/src/main/java/org/eclipse/digitaltwin/basyx/aasservice/client/ConnectedAasService.java

@@ -36,6 +36,7 @@
 import org.eclipse.digitaltwin.basyx.aasservice.AasService;
 import org.eclipse.digitaltwin.basyx.aasservice.client.internal.AssetAdministrationShellServiceApi;
 import org.eclipse.digitaltwin.basyx.client.internal.ApiException;
+import org.eclipse.digitaltwin.basyx.core.exceptions.CollidingSubmodelReferenceException;
 import org.eclipse.digitaltwin.basyx.core.exceptions.ElementDoesNotExistException;
 import org.eclipse.digitaltwin.basyx.core.exceptions.ElementNotAFileException;
 import org.eclipse.digitaltwin.basyx.core.exceptions.FileDoesNotExistException;
@@ -168,6 +169,10 @@ private RuntimeException mapAasAccess(ApiException e) {
 			return new ElementDoesNotExistException();
 		}
 
+		if(e.getCode() == HttpStatus.CONFLICT.value()) {
+			return new CollidingSubmodelReferenceException();
+		}
+
 		return e;
 	}
 

basyx.aasservice/basyx.aasservice-core/src/test/java/org/eclipse/digitaltwin/basyx/aasservice/AasServiceSuite.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (C) 2023 the Eclipse BaSyx Authors
+ * Copyright (C) 2024 the Eclipse BaSyx Authors
  * 
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -38,18 +38,13 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 
 import javax.imageio.ImageIO;
 
 import org.apache.commons.io.IOUtils;
-import org.eclipse.digitaltwin.aas4j.v3.model.AssetAdministrationShell;
-import org.eclipse.digitaltwin.aas4j.v3.model.AssetInformation;
-import org.eclipse.digitaltwin.aas4j.v3.model.AssetKind;
-import org.eclipse.digitaltwin.aas4j.v3.model.KeyTypes;
-import org.eclipse.digitaltwin.aas4j.v3.model.Reference;
-import org.eclipse.digitaltwin.aas4j.v3.model.ReferenceTypes;
-import org.eclipse.digitaltwin.aas4j.v3.model.Submodel;
+import org.eclipse.digitaltwin.aas4j.v3.model.*;
 import org.eclipse.digitaltwin.aas4j.v3.model.impl.DefaultAssetAdministrationShell;
 import org.eclipse.digitaltwin.aas4j.v3.model.impl.DefaultAssetInformation;
 import org.eclipse.digitaltwin.aas4j.v3.model.impl.DefaultKey;
@@ -99,14 +94,17 @@ public void addSubmodelReference() {
 
 		Submodel submodel = createDummySubmodel();
 
-		aasService.addSubmodelReference(submodel.getSemanticId());
+		Reference ref = new DefaultReference();
+		Key submodelKey = new DefaultKey.Builder().value(submodel.getId()).type(KeyTypes.SUBMODEL).build();
+		ref.setKeys(Arrays.asList(submodelKey));
+
+		aasService.addSubmodelReference(ref);
 
 		List<Reference> submodelReferences = aasService.getSubmodelReferences(NO_LIMIT_PAGINATION_INFO).getResult();
 
 		Reference submodelReference = getFirstSubmodelReference(submodelReferences);
 
-		assertTrue(
-				submodelReference.getKeys().stream().filter(ref -> ref.getValue().equals("testKey")).findAny().isPresent());
+		assertTrue(submodelReference.getKeys().contains(submodelKey));
 	}
 
 	@Test
@@ -233,6 +231,7 @@ private Reference getFirstSubmodelReference(List<Reference> submodelReferences)
 
 	private DefaultSubmodel createDummySubmodel() {
 		return new DefaultSubmodel.Builder()
+				.id("testId")
 				.semanticId(
 						new DefaultReference.Builder().keys(new DefaultKey.Builder().value("testKey").build()).build())
 				.build();

basyx.common/basyx.core/src/main/java/org/eclipse/digitaltwin/basyx/core/exceptions/CollidingSubmodelReferenceException.java

@@ -0,0 +1,40 @@
+/*******************************************************************************
+ * Copyright (C) 2024 the Eclipse BaSyx Authors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * SPDX-License-Identifier: MIT
+ ******************************************************************************/
+
+package org.eclipse.digitaltwin.basyx.core.exceptions;
+
+public class CollidingSubmodelReferenceException extends RuntimeException {
+    public CollidingSubmodelReferenceException() {
+    }
+
+    public CollidingSubmodelReferenceException(String submodelIdentifier) {
+        super(getMessage(submodelIdentifier));
+    }
+
+    private static String getMessage(String submodelIdentifier) {
+        return "Submodel Reference with id " + submodelIdentifier + " already exists";
+    }
+
+}