Remove observer notifying when creating submodel with the API (#378)

* Remove notifying when createSubmodel with the submodelAPI

* Address review remarks

* Add msgCounter to MqttTestListener

Author: mateusmolina-iese

src/main/java/org/eclipse/basyx/submodel/aggregator/observing/ObservableSubmodelAggregatorV2.java

@@ -94,7 +94,6 @@ public void createSubmodel(Submodel submodel) {
 	@Override
 	public void createSubmodel(ISubmodelAPI submodelAPI) {
 		submodelAggregator.createSubmodel(submodelAPI);
-		observers.stream().forEach(observer -> observer.submodelCreated(getParentAASId(submodelAPI.getSubmodel()), submodelAPI.getSubmodel(), this.aasServerId));
 	}
 
 	@Override

src/test/java/org/eclipse/basyx/testsuite/regression/extensions/shared/mqtt/MqttTestListener.java

@@ -48,6 +48,7 @@ public class MqttTestListener implements InterceptHandler {
 	public String lastTopic;
 	public String lastPayload;
 	private ArrayList<String> topics = new ArrayList<>();
+	public int msgCounter;
 
 	@Override
 	public String getID() {
@@ -80,6 +81,7 @@ public synchronized void onPublish(InterceptPublishMessage msg) {
 		topics.add(msg.getTopicName());
 		lastTopic = msg.getTopicName();
 		lastPayload = msg.getPayload().toString(StandardCharsets.UTF_8);
+		msgCounter++;
 	}
 
 	@Override

src/test/java/org/eclipse/basyx/testsuite/regression/extensions/submodel/aggregator/mqtt/TestMqttV2SubmodelAggregatorObserver.java

@@ -42,9 +42,13 @@
 import org.eclipse.basyx.submodel.metamodel.map.identifier.Identifier;
 import org.eclipse.basyx.submodel.metamodel.map.submodelelement.SubmodelElementCollection;
 import org.eclipse.basyx.submodel.metamodel.map.submodelelement.dataelement.property.Property;
+import org.eclipse.basyx.submodel.restapi.api.ISubmodelAPI;
+import org.eclipse.basyx.submodel.restapi.vab.VABSubmodelAPI;
 import org.eclipse.basyx.testsuite.regression.extensions.shared.mqtt.MqttTestListener;
 import org.eclipse.basyx.vab.coder.json.serialization.DefaultTypeFactory;
 import org.eclipse.basyx.vab.coder.json.serialization.GSONTools;
+import org.eclipse.basyx.vab.modelprovider.generic.VABModelProvider;
+import org.eclipse.basyx.vab.modelprovider.map.VABMapHandler;
 import org.eclipse.paho.client.mqttv3.MqttClient;
 import org.eclipse.paho.client.mqttv3.MqttException;
 import org.junit.After;
@@ -62,7 +66,7 @@
 /**
  * Tests events emitting with the MqttSubmodelAggregatorObserver
  *
- * @author fischer, jungjan, siebert
+ * @author fischer, jungjan, siebert, mateusmolina
  *
  */
 public class TestMqttV2SubmodelAggregatorObserver {
@@ -120,18 +124,24 @@ public void tearDown() {
 
 	@Test
 	public void testCreateSubmodel() {
-		String newSubmodelIdShort = "newSubmodelIdShort";
-		String newSubmodelId = "newSubmodelId";
-		Identifier newSubmodelIdentifier = new Identifier(IdentifierType.IRDI, newSubmodelId);
-		Submodel newSubmodel = new Submodel(newSubmodelIdShort, newSubmodelIdentifier);
-		newSubmodel.addSubmodelElement(new SubmodelElementCollection("smeColl"));
-		newSubmodel.addSubmodelElement(new Property("prop", false));
+		Submodel newSubmodel = createTestSubmodel();
 		observedSubmodelAggregator.createSubmodel(newSubmodel);
 
 		assertEquals(removeSubmodelElements(newSubmodel), deserializePayload(listener.lastPayload));
 		assertEquals(payloadFactory.createCreateSubmodelTopic(null, observedSubmodelAggregator.getAasServerId()), listener.lastTopic);
 	}
 
+	@Test
+	public void noEventExpectedWhenSubmodelIsCreatedViaAPI() {
+		ISubmodelAPI smApi = new VABSubmodelAPI(new VABModelProvider(createTestSubmodel(), new VABMapHandler()));
+
+		String lastPayload = listener.lastPayload;
+
+		observedSubmodelAggregator.createSubmodel(smApi);
+
+		assertEquals(lastPayload, listener.lastPayload);
+	}
+
 	@Test
 	public void testUpdateSubmodel() {
 		submodel.setCategory("newCategory");
@@ -174,4 +184,18 @@ private Submodel removeSubmodelElements(Submodel submodel) {
 
 		return copy;
 	}
+
+	private static Submodel createTestSubmodel() {
+		String newSubmodelIdShort = "newSubmodelIdShort";
+		String newSubmodelId = "newSubmodelId";
+		Identifier newSubmodelIdentifier = new Identifier(IdentifierType.IRDI, newSubmodelId);
+
+		Submodel newSubmodel = new Submodel(newSubmodelIdShort, newSubmodelIdentifier);
+
+		newSubmodel.addSubmodelElement(new SubmodelElementCollection("smeColl"));
+		newSubmodel.addSubmodelElement(new Property("prop", false));
+
+		return newSubmodel;
+	}
+
 }