Merge "Subscription Creation: NCMP to DMI CloudEvent transformation"

14 files changed, 473 insertions, 144 deletions

diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/ClientSubscriptionEventMapper.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/ClientSubscriptionEventMapper.java
new file mode 100644
index 0000000000..59b1d09c7b
--- /dev/null
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/ClientSubscriptionEventMapper.java
@@ -0,0 +1,34 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2023 Nordix Foundation
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.ncmp.api.impl.events.avcsubscription;
+
+import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
+
+@Mapper(componentModel = "spring")
+public interface ClientSubscriptionEventMapper {
+
+    @Mapping(target = "data.predicates.targets", ignore = true)
+    org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent toNcmpSubscriptionEvent(
+            SubscriptionEvent subscriptionEvent);
+
+}
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumer.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumer.java
index 88b41d0075..f511965c77 100644
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumer.java
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumer.java
@@ -20,13 +20,14 @@
 
 package org.onap.cps.ncmp.api.impl.events.avcsubscription;
 
+import io.cloudevents.CloudEvent;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.kafka.clients.consumer.ConsumerRecord;
 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionPersistence;
+import org.onap.cps.ncmp.api.impl.utils.SubscriptionEventCloudMapper;
 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelSubscriptionEvent;
-import org.onap.cps.ncmp.event.model.InnerSubscriptionEvent;
-import org.onap.cps.ncmp.event.model.SubscriptionEvent;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
 import org.onap.cps.spi.exceptions.OperationNotYetSupportedException;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.kafka.annotation.KafkaListener;
@@ -54,28 +55,25 @@ public class SubscriptionEventConsumer {
      * @param subscriptionEventConsumerRecord the event to be consumed
      */
     @KafkaListener(topics = "${app.ncmp.avc.subscription-topic}",
-            properties = {"spring.json.value.default.type=org.onap.cps.ncmp.event.model.SubscriptionEvent"})
-    public void consumeSubscriptionEvent(
-            final ConsumerRecord<String, SubscriptionEvent> subscriptionEventConsumerRecord) {
-        final SubscriptionEvent subscriptionEvent = subscriptionEventConsumerRecord.value();
-        final InnerSubscriptionEvent event = subscriptionEvent.getEvent();
-        final String eventDatastore = event.getPredicates().getDatastore();
+            containerFactory = "cloudEventConcurrentKafkaListenerContainerFactory")
+    public void consumeSubscriptionEvent(final ConsumerRecord<String, CloudEvent> subscriptionEventConsumerRecord) {
+        final CloudEvent cloudEvent = subscriptionEventConsumerRecord.value();
+        final SubscriptionEvent subscriptionEvent = SubscriptionEventCloudMapper.toSubscriptionEvent(cloudEvent);
+        final String eventDatastore = subscriptionEvent.getData().getPredicates().getDatastore();
         if (!(eventDatastore.equals("passthrough-running") || eventDatastore.equals("passthrough-operational"))) {
             throw new OperationNotYetSupportedException(
                 "passthrough datastores are currently only supported for event subscriptions");
         }
-        if ("CM".equals(event.getDataType().getDataCategory())) {
-            log.debug("Consuming event {} ...", subscriptionEvent);
+        if ("CM".equals(subscriptionEvent.getData().getDataType().getDataCategory())) {
             if (subscriptionModelLoaderEnabled) {
                 persistSubscriptionEvent(subscriptionEvent);
             }
-            if ("CREATE".equals(subscriptionEvent.getEventType().value())) {
+            if ("CREATE".equals(cloudEvent.getType())) {
                 log.info("Subscription for ClientID {} with name {} ...",
-                        event.getSubscription().getClientID(),
-                        event.getSubscription().getName());
+                        subscriptionEvent.getData().getSubscription().getClientID(),
+                        subscriptionEvent.getData().getSubscription().getName());
                 if (notificationFeatureEnabled) {
-                    subscriptionEventForwarder.forwardCreateSubscriptionEvent(subscriptionEvent,
-                            subscriptionEventConsumerRecord.headers());
+                    subscriptionEventForwarder.forwardCreateSubscriptionEvent(subscriptionEvent);
                 }
             }
         } else {
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarder.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarder.java
index 1d87a057a7..1fe963a279 100644
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarder.java
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarder.java
@@ -21,13 +21,12 @@
 package org.onap.cps.ncmp.api.impl.events.avcsubscription;
 
 import com.hazelcast.map.IMap;
+import io.cloudevents.CloudEvent;
 import java.util.ArrayList;
 import java.util.Collection;
-import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 import java.util.Set;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
@@ -35,16 +34,17 @@ import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.kafka.common.header.Headers;
 import org.onap.cps.ncmp.api.impl.config.embeddedcache.ForwardedSubscriptionEventCacheConfig;
 import org.onap.cps.ncmp.api.impl.events.EventsPublisher;
 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionPersistence;
 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionStatus;
 import org.onap.cps.ncmp.api.impl.utils.DmiServiceNameOrganizer;
+import org.onap.cps.ncmp.api.impl.utils.SubscriptionEventCloudMapper;
 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelSubscriptionEvent;
 import org.onap.cps.ncmp.api.inventory.InventoryPersistence;
-import org.onap.cps.ncmp.event.model.SubscriptionEvent;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.CmHandle;
 import org.onap.cps.spi.exceptions.OperationNotYetSupportedException;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
@@ -56,10 +56,11 @@ import org.springframework.stereotype.Component;
 public class SubscriptionEventForwarder {
 
     private final InventoryPersistence inventoryPersistence;
-    private final EventsPublisher<SubscriptionEvent> eventsPublisher;
+    private final EventsPublisher<CloudEvent> eventsPublisher;
     private final IMap<String, Set<String>> forwardedSubscriptionEventCache;
     private final SubscriptionEventResponseOutcome subscriptionEventResponseOutcome;
     private final SubscriptionEventMapper subscriptionEventMapper;
+    private final ClientSubscriptionEventMapper clientSubscriptionEventMapper;
     private final SubscriptionPersistence subscriptionPersistence;
     private final ScheduledExecutorService executorService = Executors.newSingleThreadScheduledExecutor();
     @Value("${app.ncmp.avc.subscription-forward-topic-prefix}")
@@ -73,28 +74,22 @@ public class SubscriptionEventForwarder {
      *
      * @param subscriptionEvent the event to be forwarded
      */
-    public void forwardCreateSubscriptionEvent(final SubscriptionEvent subscriptionEvent,
-                                               final Headers eventHeaders) {
-        final List<Object> cmHandleTargets = subscriptionEvent.getEvent().getPredicates().getTargets();
+    public void forwardCreateSubscriptionEvent(final SubscriptionEvent subscriptionEvent) {
+        final List<String> cmHandleTargets = subscriptionEvent.getData().getPredicates().getTargets();
         if (cmHandleTargets == null || cmHandleTargets.isEmpty()
-                || cmHandleTargets.stream().anyMatch(id -> ((String) id).contains("*"))) {
+                || cmHandleTargets.stream().anyMatch(id -> (id).contains("*"))) {
             throw new OperationNotYetSupportedException(
                     "CMHandle targets are required. \"Wildcard\" operations are not yet supported");
         }
-        final List<String> cmHandleTargetsAsStrings = cmHandleTargets.stream().map(
-                Objects::toString).collect(Collectors.toList());
         final Collection<YangModelCmHandle> yangModelCmHandles =
-                inventoryPersistence.getYangModelCmHandles(cmHandleTargetsAsStrings);
-
+                inventoryPersistence.getYangModelCmHandles(cmHandleTargets);
         final Map<String, Map<String, Map<String, String>>> dmiPropertiesPerCmHandleIdPerServiceName
                 = DmiServiceNameOrganizer.getDmiPropertiesPerCmHandleIdPerServiceName(yangModelCmHandles);
-
-        findDmisAndRespond(subscriptionEvent, eventHeaders, cmHandleTargetsAsStrings,
-                dmiPropertiesPerCmHandleIdPerServiceName);
+        findDmisAndRespond(subscriptionEvent, cmHandleTargets, dmiPropertiesPerCmHandleIdPerServiceName);
     }
 
-    private void findDmisAndRespond(final SubscriptionEvent subscriptionEvent, final Headers eventHeaders,
-                           final List<String> cmHandleTargetsAsStrings,
+    private void findDmisAndRespond(final SubscriptionEvent subscriptionEvent,
+                                    final List<String> cmHandleTargetsAsStrings,
                            final Map<String, Map<String, Map<String, String>>>
                                             dmiPropertiesPerCmHandleIdPerServiceName) {
         final List<String> cmHandlesThatExistsInDb = dmiPropertiesPerCmHandleIdPerServiceName.entrySet().stream()
@@ -109,18 +104,20 @@ public class SubscriptionEventForwarder {
             updatesCmHandlesToRejectedAndPersistSubscriptionEvent(subscriptionEvent, targetCmHandlesDoesNotExistInDb);
         }
         if (dmisToRespond.isEmpty()) {
-            final String clientID = subscriptionEvent.getEvent().getSubscription().getClientID();
-            final String subscriptionName = subscriptionEvent.getEvent().getSubscription().getName();
+            final String clientID = subscriptionEvent.getData().getSubscription().getClientID();
+            final String subscriptionName = subscriptionEvent.getData().getSubscription().getName();
             subscriptionEventResponseOutcome.sendResponse(clientID, subscriptionName);
         } else {
             startResponseTimeout(subscriptionEvent, dmisToRespond);
-            forwardEventToDmis(dmiPropertiesPerCmHandleIdPerServiceName, subscriptionEvent, eventHeaders);
+            final org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent ncmpSubscriptionEvent =
+                    clientSubscriptionEventMapper.toNcmpSubscriptionEvent(subscriptionEvent);
+            forwardEventToDmis(dmiPropertiesPerCmHandleIdPerServiceName, ncmpSubscriptionEvent);
         }
     }
 
     private void startResponseTimeout(final SubscriptionEvent subscriptionEvent, final Set<String> dmisToRespond) {
-        final String subscriptionClientId = subscriptionEvent.getEvent().getSubscription().getClientID();
-        final String subscriptionName = subscriptionEvent.getEvent().getSubscription().getName();
+        final String subscriptionClientId = subscriptionEvent.getData().getSubscription().getClientID();
+        final String subscriptionName = subscriptionEvent.getData().getSubscription().getName();
         final String subscriptionEventId = subscriptionClientId + subscriptionName;
 
         forwardedSubscriptionEventCache.put(subscriptionEventId, dmisToRespond,
@@ -137,20 +134,33 @@ public class SubscriptionEventForwarder {
     }
 
     private void forwardEventToDmis(final Map<String, Map<String, Map<String, String>>> dmiNameCmHandleMap,
-                                    final SubscriptionEvent subscriptionEvent,
-                                    final Headers eventHeaders) {
+                                    final org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent
+                                            ncmpSubscriptionEvent) {
         dmiNameCmHandleMap.forEach((dmiName, cmHandlePropertiesMap) -> {
-            subscriptionEvent.getEvent().getPredicates().setTargets(Collections.singletonList(cmHandlePropertiesMap));
-            final String eventKey = createEventKey(subscriptionEvent, dmiName);
+            final List<CmHandle> cmHandleTargets = cmHandlePropertiesMap.entrySet().stream().map(
+                    cmHandleAndProperties -> {
+                        final CmHandle cmHandle = new CmHandle();
+                        cmHandle.setId(cmHandleAndProperties.getKey());
+                        cmHandle.setAdditionalProperties(cmHandleAndProperties.getValue());
+                        return cmHandle;
+                    }).collect(Collectors.toList());
+
+            ncmpSubscriptionEvent.getData().getPredicates().setTargets(cmHandleTargets);
+            final String eventKey = createEventKey(ncmpSubscriptionEvent, dmiName);
             final String dmiAvcSubscriptionTopic = dmiAvcSubscriptionTopicPrefix + dmiName;
-            eventsPublisher.publishEvent(dmiAvcSubscriptionTopic, eventKey, eventHeaders, subscriptionEvent);
+
+            final CloudEvent ncmpSubscriptionCloudEvent =
+                    SubscriptionEventCloudMapper.toCloudEvent(ncmpSubscriptionEvent, eventKey);
+            eventsPublisher.publishCloudEvent(dmiAvcSubscriptionTopic, eventKey, ncmpSubscriptionCloudEvent);
         });
     }
 
-    private String createEventKey(final SubscriptionEvent subscriptionEvent, final String dmiName) {
-        return subscriptionEvent.getEvent().getSubscription().getClientID()
+    private String createEventKey(
+            final org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent subscriptionEvent,
+            final String dmiName) {
+        return subscriptionEvent.getData().getSubscription().getClientID()
             + "-"
-            + subscriptionEvent.getEvent().getSubscription().getName()
+            + subscriptionEvent.getData().getSubscription().getName()
             + "-"
             + dmiName;
     }
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventMapper.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventMapper.java
index dcbdcf339d..bf9ceb1c3d 100644
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventMapper.java
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventMapper.java
@@ -27,17 +27,16 @@ import org.mapstruct.Mapping;
 import org.mapstruct.Named;
 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionStatus;
 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelSubscriptionEvent;
-import org.onap.cps.ncmp.event.model.SubscriptionEvent;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
 
 @Mapper(componentModel = "spring")
 public interface SubscriptionEventMapper {
 
-    @Mapping(source = "event.subscription.clientID", target = "clientId")
-    @Mapping(source = "event.subscription.name", target = "subscriptionName")
-    @Mapping(source = "event.subscription.isTagged", target = "tagged")
-    @Mapping(source = "event.predicates.targets", target = "predicates.targetCmHandles",
+    @Mapping(source = "data.subscription.clientID", target = "clientId")
+    @Mapping(source = "data.subscription.name", target = "subscriptionName")
+    @Mapping(source = "data.predicates.targets", target = "predicates.targetCmHandles",
             qualifiedByName = "mapTargetsToCmHandleTargets")
-    @Mapping(source = "event.predicates.datastore", target = "predicates.datastore")
+    @Mapping(source = "data.predicates.datastore", target = "predicates.datastore")
     YangModelSubscriptionEvent toYangModelSubscriptionEvent(SubscriptionEvent subscriptionEvent);
 
     /**
@@ -47,8 +46,8 @@ public interface SubscriptionEventMapper {
      * @return TargetCmHandle list
      */
     @Named("mapTargetsToCmHandleTargets")
-    default List<YangModelSubscriptionEvent.TargetCmHandle> mapTargetsToCmHandleTargets(List<Object> targets) {
-        return targets.stream().map(target -> new YangModelSubscriptionEvent.TargetCmHandle(target.toString(),
+    default List<YangModelSubscriptionEvent.TargetCmHandle> mapTargetsToCmHandleTargets(List<String> targets) {
+        return targets.stream().map(target -> new YangModelSubscriptionEvent.TargetCmHandle(target,
                         SubscriptionStatus.PENDING))
                 .collect(Collectors.toList());
     }
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/utils/SubscriptionEventCloudMapper.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/utils/SubscriptionEventCloudMapper.java
new file mode 100644
index 0000000000..a7de479046
--- /dev/null
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/utils/SubscriptionEventCloudMapper.java
@@ -0,0 +1,79 @@
+/*
+ *  ============LICENSE_START=======================================================
+ *  Copyright (C) 2023 Nordix Foundation
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.ncmp.api.impl.utils;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.cloudevents.CloudEvent;
+import io.cloudevents.core.CloudEventUtils;
+import io.cloudevents.core.builder.CloudEventBuilder;
+import io.cloudevents.core.data.PojoCloudEventData;
+import io.cloudevents.jackson.PojoCloudEventDataMapper;
+import java.net.URI;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
+
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+@Slf4j
+public class SubscriptionEventCloudMapper {
+
+    private static final ObjectMapper objectMapper = new ObjectMapper();
+
+    /**
+     * Maps CloudEvent object to SubscriptionEvent.
+     *
+     * @param cloudEvent object.
+     * @return SubscriptionEvent deserialized.
+     */
+    public static SubscriptionEvent toSubscriptionEvent(final CloudEvent cloudEvent) {
+        final PojoCloudEventData<SubscriptionEvent> deserializedCloudEvent = CloudEventUtils
+                .mapData(cloudEvent, PojoCloudEventDataMapper.from(objectMapper, SubscriptionEvent.class));
+        if (deserializedCloudEvent == null) {
+            log.debug("No data found in the consumed event");
+            return null;
+        } else {
+            final SubscriptionEvent subscriptionEvent = deserializedCloudEvent.getValue();
+            log.debug("Consuming event {}", subscriptionEvent);
+            return subscriptionEvent;
+        }
+    }
+
+    /**
+     * Maps SubscriptionEvent to a CloudEvent.
+     *
+     * @param ncmpSubscriptionEvent object.
+     * @param eventKey as String.
+     * @return CloudEvent builded.
+     */
+    public static CloudEvent toCloudEvent(
+            final org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent ncmpSubscriptionEvent,
+            final String eventKey) {
+        try {
+            return CloudEventBuilder.v1()
+                    .withData(objectMapper.writeValueAsBytes(ncmpSubscriptionEvent))
+                    .withId(eventKey).withType("CREATE").withSource(
+                            URI.create(ncmpSubscriptionEvent.getData().getSubscription().getClientID())).build();
+        } catch (final Exception ex) {
+            throw new RuntimeException("The Cloud Event could not be constructed.", ex);
+        }
+    }
+}
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/ClientSubscriptionEventMapperSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/ClientSubscriptionEventMapperSpec.groovy
new file mode 100644
index 0000000000..85a58cdf30
--- /dev/null
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/ClientSubscriptionEventMapperSpec.groovy
@@ -0,0 +1,60 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2023 Nordix Foundation
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.ncmp.api.impl.events.avcsubscription
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import org.mapstruct.factory.Mappers
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
+import org.onap.cps.ncmp.utils.TestUtils
+import org.onap.cps.utils.JsonObjectMapper
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.test.context.SpringBootTest
+import spock.lang.Specification
+
+@SpringBootTest(classes = [JsonObjectMapper, ObjectMapper])
+class ClientSubscriptionEventMapperSpec extends Specification {
+
+    ClientSubscriptionEventMapper objectUnderTest = Mappers.getMapper(ClientSubscriptionEventMapper)
+
+    @Autowired
+    JsonObjectMapper jsonObjectMapper
+
+    def 'Map clients subscription event to ncmps subscription event'() {
+        given: 'a Subscription Event'
+            def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
+            def testEventToMap = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
+        when: 'the client event is mapped to a ncmp subscription event'
+            def result = objectUnderTest.toNcmpSubscriptionEvent(testEventToMap)
+        then: 'the resulting ncmp subscription event contains the correct clientId'
+            assert result.getData().getSubscription().getClientID() == "SCO-9989752"
+        and: 'subscription name'
+            assert result.getData().getSubscription().getName() == "cm-subscription-001"
+        and: 'is tagged value is false'
+            assert result.getData().getSubscription().getIsTagged() == false
+        and: 'data category is CM'
+            assert result.getData().getDataType().getDataCategory() == 'CM'
+        and: 'predicate targets is null'
+            assert result.getData().getPredicates().getTargets() == []
+        and: 'datastore is passthrough-running'
+            assert result.getData().getPredicates().getDatastore() == 'passthrough-running'
+    }
+
+}
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumerSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumerSpec.groovy
index cccd61b716..d4ab1e88ad 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumerSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventConsumerSpec.groovy
@@ -21,11 +21,13 @@
 package org.onap.cps.ncmp.api.impl.events.avcsubscription
 
 import com.fasterxml.jackson.databind.ObjectMapper
+import io.cloudevents.CloudEvent
+import io.cloudevents.core.builder.CloudEventBuilder
 import org.apache.kafka.clients.consumer.ConsumerRecord
 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionPersistence
 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelSubscriptionEvent
 import org.onap.cps.ncmp.api.kafka.MessagingBaseSpec
-import org.onap.cps.ncmp.event.model.SubscriptionEvent
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent;
 import org.onap.cps.ncmp.utils.TestUtils
 import org.onap.cps.spi.exceptions.OperationNotYetSupportedException
 import org.onap.cps.utils.JsonObjectMapper
@@ -45,70 +47,57 @@ class SubscriptionEventConsumerSpec extends MessagingBaseSpec {
     @Autowired
     JsonObjectMapper jsonObjectMapper
 
+    @Autowired
+    ObjectMapper objectMapper
+
+
     def 'Consume, persist and forward valid CM create message'() {
         given: 'an event with data category CM'
             def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
             def testEventSent = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
-            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testEventSent)
+            testEventSent.getData().getDataType().setDataCategory(dataCategory)
+            def testCloudEventSent = CloudEventBuilder.v1()
+                .withData(objectMapper.writeValueAsBytes(testEventSent))
+                .withId('some-event-id')
+                .withType(dataType)
+                .withSource(URI.create('some-resource'))
+                .withExtension('correlationid', 'test-cmhandle1').build()
+            def consumerRecord = new ConsumerRecord<String, CloudEvent>('topic-name', 0, 0, 'event-key', testCloudEventSent)
         and: 'notifications are enabled'
-            objectUnderTest.notificationFeatureEnabled = true
+            objectUnderTest.notificationFeatureEnabled = isNotificationEnabled
         and: 'subscription model loader is enabled'
-            objectUnderTest.subscriptionModelLoaderEnabled = true
+            objectUnderTest.subscriptionModelLoaderEnabled = isModelLoaderEnabled
         when: 'the valid event is consumed'
             objectUnderTest.consumeSubscriptionEvent(consumerRecord)
         then: 'the event is mapped to a yangModelSubscription'
-            1 * mockSubscriptionEventMapper.toYangModelSubscriptionEvent(testEventSent) >> yangModelSubscriptionEvent
+            numberOfTimesToPersist * mockSubscriptionEventMapper.toYangModelSubscriptionEvent(testEventSent) >> yangModelSubscriptionEvent
         and: 'the event is persisted'
-            1 * mockSubscriptionPersistence.saveSubscriptionEvent(yangModelSubscriptionEvent)
+            numberOfTimesToPersist * mockSubscriptionPersistence.saveSubscriptionEvent(yangModelSubscriptionEvent)
         and: 'the event is forwarded'
-            1 * mockSubscriptionEventForwarder.forwardCreateSubscriptionEvent(testEventSent, consumerRecord.headers())
-    }
-
-    def 'Consume valid CM create message where notifications and model loader are disabled'() {
-        given: 'an event with data category CM'
-            def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
-            def testEventSent = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
-            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testEventSent)
-        and: 'notifications are disabled'
-            objectUnderTest.notificationFeatureEnabled = false
-        and: 'subscription model loader is disabled'
-            objectUnderTest.subscriptionModelLoaderEnabled = false
-        when: 'the valid event is consumed'
-            objectUnderTest.consumeSubscriptionEvent(consumerRecord)
-        then: 'the event is not mapped to a yangModelSubscription'
-            0 * mockSubscriptionEventMapper.toYangModelSubscriptionEvent(*_) >> yangModelSubscriptionEvent
-        and: 'the event is not persisted'
-            0 * mockSubscriptionPersistence.saveSubscriptionEvent(*_)
-        and: 'the event is not forwarded'
-            0 * mockSubscriptionEventForwarder.forwardCreateSubscriptionEvent(*_)
-    }
-
-    def 'Consume valid FM message'() {
-        given: 'an event'
-            def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
-            def testEventSent = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
-            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testEventSent)
-        and: 'dataCategory is set to FM'
-            testEventSent.getEvent().getDataType().setDataCategory("FM")
-        when: 'the valid event is consumed'
-            objectUnderTest.consumeSubscriptionEvent(consumerRecord)
-        then: 'no exception is thrown'
-            noExceptionThrown()
-        and: 'the event is not mapped to a yangModelSubscription'
-            0 * mockSubscriptionEventMapper.toYangModelSubscriptionEvent(testEventSent) >> yangModelSubscriptionEvent
-        and: 'the event is not persisted'
-            0 * mockSubscriptionPersistence.saveSubscriptionEvent(yangModelSubscriptionEvent)
-        and: 'No event is forwarded'
-            0 * mockSubscriptionEventForwarder.forwardCreateSubscriptionEvent(*_)
+            numberOfTimesToForward * mockSubscriptionEventForwarder.forwardCreateSubscriptionEvent(testEventSent)
+        where: 'given values are used'
+            scenario                                            |  dataCategory  |   dataType     |  isNotificationEnabled     |   isModelLoaderEnabled      ||     numberOfTimesToForward        ||      numberOfTimesToPersist
+            'Both model loader and notification are enabled'    |       'CM'     |   'CREATE'     |     true                   |        true                 ||         1                         ||             1
+            'Both model loader and notification are disabled'   |       'CM'     |   'CREATE'     |     false                  |        false                ||         0                         ||             0
+            'Model loader enabled and notification  disabled'   |       'CM'     |   'CREATE'     |     false                  |        true                 ||         0                         ||             1
+            'Model loader disabled and notification enabled'    |       'CM'     |   'CREATE'     |     true                   |        false                ||         1                         ||             0
+            'Flags are enabled but data category is FM'         |       'FM'     |   'CREATE'     |     true                   |        true                 ||         0                         ||             0
+            'Flags are enabled but data type is UPDATE'         |       'CM'     |   'UPDATE'     |     true                   |        true                 ||         0                         ||             1
     }
 
     def 'Consume event with wrong datastore causes an exception'() {
         given: 'an event'
             def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
             def testEventSent = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
-            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testEventSent)
         and: 'datastore is set to a non passthrough datastore'
-            testEventSent.getEvent().getPredicates().setDatastore("operational")
+            testEventSent.getData().getPredicates().setDatastore('operational')
+            def testCloudEventSent = CloudEventBuilder.v1()
+                .withData(objectMapper.writeValueAsBytes(testEventSent))
+                .withId('some-event-id')
+                .withType('CREATE')
+                .withSource(URI.create('some-resource'))
+                .withExtension('correlationid', 'test-cmhandle1').build()
+            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testCloudEventSent)
         when: 'the valid event is consumed'
             objectUnderTest.consumeSubscriptionEvent(consumerRecord)
         then: 'an operation not yet supported exception is thrown'
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarderSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarderSpec.groovy
index 41597edec8..2af32c20e9 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarderSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventForwarderSpec.groovy
@@ -22,7 +22,10 @@ package org.onap.cps.ncmp.api.impl.events.avcsubscription
 
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.hazelcast.map.IMap
-import org.apache.kafka.clients.consumer.ConsumerRecord
+import io.cloudevents.CloudEvent
+import io.cloudevents.core.CloudEventUtils
+import io.cloudevents.core.data.PojoCloudEventData
+import io.cloudevents.jackson.PojoCloudEventDataMapper
 import org.mapstruct.factory.Mappers
 import org.onap.cps.ncmp.api.impl.events.EventsPublisher
 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionPersistence
@@ -31,7 +34,8 @@ import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle
 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelSubscriptionEvent.TargetCmHandle
 import org.onap.cps.ncmp.api.inventory.InventoryPersistence
 import org.onap.cps.ncmp.api.kafka.MessagingBaseSpec
-import org.onap.cps.ncmp.event.model.SubscriptionEvent
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.CmHandle;
 import org.onap.cps.ncmp.utils.TestUtils
 import org.onap.cps.spi.exceptions.OperationNotYetSupportedException
 import org.onap.cps.utils.JsonObjectMapper
@@ -51,7 +55,7 @@ class SubscriptionEventForwarderSpec extends MessagingBaseSpec {
     @SpringBean
     InventoryPersistence mockInventoryPersistence = Mock(InventoryPersistence)
     @SpringBean
-    EventsPublisher<SubscriptionEvent> mockSubscriptionEventPublisher = Mock(EventsPublisher<SubscriptionEvent>)
+    EventsPublisher<CloudEvent> mockSubscriptionEventPublisher = Mock(EventsPublisher<CloudEvent>)
     @SpringBean
     IMap<String, Set<String>> mockForwardedSubscriptionEventCache = Mock(IMap<String, Set<String>>)
     @SpringBean
@@ -60,14 +64,17 @@ class SubscriptionEventForwarderSpec extends MessagingBaseSpec {
     SubscriptionPersistence mockSubscriptionPersistence = Mock(SubscriptionPersistence)
     @SpringBean
     SubscriptionEventMapper subscriptionEventMapper = Mappers.getMapper(SubscriptionEventMapper)
+    @SpringBean
+    ClientSubscriptionEventMapper clientSubscriptionEventMapper = Mappers.getMapper(ClientSubscriptionEventMapper)
     @Autowired
     JsonObjectMapper jsonObjectMapper
 
-    def 'Forward valid CM create subscription and simulate timeout where #scenario'() {
+    def objectMapper = new ObjectMapper()
+
+    def 'Forward valid CM create subscription and simulate timeout'() {
         given: 'an event'
             def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
             def testEventSent = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
-            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testEventSent)
         and: 'the some of the cm handles will be accepted and some of rejected'
             def cmHandlesToBeSavedInDb = [new TargetCmHandle('CMHandle1', SubscriptionStatus.ACCEPTED),
                                      new TargetCmHandle('CMHandle2',SubscriptionStatus.ACCEPTED),
@@ -85,17 +92,18 @@ class SubscriptionEventForwarderSpec extends MessagingBaseSpec {
         and: 'a Blocking Variable is used for the Asynchronous call with a timeout of 5 seconds'
             def block = new BlockingVariable<Object>(5)
         when: 'the valid event is forwarded'
-            objectUnderTest.forwardCreateSubscriptionEvent(testEventSent, consumerRecord.headers())
+            objectUnderTest.forwardCreateSubscriptionEvent(testEventSent)
         then: 'An asynchronous call is made to the blocking variable'
             block.get()
         then: 'the event is added to the forwarded subscription event cache'
             1 * mockForwardedSubscriptionEventCache.put("SCO-9989752cm-subscription-001", ["DMIName1"] as Set, 600, TimeUnit.SECONDS)
         and: 'the event is forwarded twice with the CMHandle private properties and provides a valid listenable future'
-            1 * mockSubscriptionEventPublisher.publishEvent("ncmp-dmi-cm-avc-subscription-DMIName1", "SCO-9989752-cm-subscription-001-DMIName1",
-                consumerRecord.headers(), subscriptionEvent -> {
-                    Map targets = subscriptionEvent.getEvent().getPredicates().getTargets().get(0)
-                    targets["CMHandle1"] == ["shape":"circle"]
-                    targets["CMHandle2"] == ["shape":"square"]
+            1 * mockSubscriptionEventPublisher.publishCloudEvent("ncmp-dmi-cm-avc-subscription-DMIName1", "SCO-9989752-cm-subscription-001-DMIName1",
+                cloudEvent -> {
+                    def targets = toSubscriptionEvent(cloudEvent).getData().getPredicates().getTargets()
+                    def cmHandle2 = createCmHandle('CMHandle2', ['shape':'square'] as Map)
+                    def cmHandle1 = createCmHandle('CMHandle1', ['shape':'circle'] as Map)
+                    targets == [cmHandle2, cmHandle1]
                 }
             )
         and: 'the persistence service save the yang model subscription event'
@@ -111,11 +119,10 @@ class SubscriptionEventForwarderSpec extends MessagingBaseSpec {
         given: 'an event'
             def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
             def testEventSent = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
-            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testEventSent)
         and: 'the target CMHandles are set to #scenario'
-            testEventSent.getEvent().getPredicates().setTargets(invalidTargets)
+            testEventSent.getData().getPredicates().setTargets(invalidTargets)
         when: 'the event is forwarded'
-            objectUnderTest.forwardCreateSubscriptionEvent(testEventSent, consumerRecord.headers())
+            objectUnderTest.forwardCreateSubscriptionEvent(testEventSent)
         then: 'an operation not yet supported exception is thrown'
             thrown(OperationNotYetSupportedException)
         where:
@@ -129,7 +136,6 @@ class SubscriptionEventForwarderSpec extends MessagingBaseSpec {
         given: 'an event'
             def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
             def testEventSent = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
-            def consumerRecord = new ConsumerRecord<String, SubscriptionEvent>('topic-name', 0, 0, 'event-key', testEventSent)
         and: 'the cm handles will be rejected'
             def rejectedCmHandles = [new TargetCmHandle('CMHandle1', SubscriptionStatus.REJECTED),
                                      new TargetCmHandle('CMHandle2',SubscriptionStatus.REJECTED),
@@ -144,21 +150,23 @@ class SubscriptionEventForwarderSpec extends MessagingBaseSpec {
         and: 'a Blocking Variable is used for the Asynchronous call with a timeout of 5 seconds'
             def block = new BlockingVariable<Object>(5)
         when: 'the valid event is forwarded'
-            objectUnderTest.forwardCreateSubscriptionEvent(testEventSent, consumerRecord.headers())
+            objectUnderTest.forwardCreateSubscriptionEvent(testEventSent)
         then: 'the event is not added to the forwarded subscription event cache'
             0 * mockForwardedSubscriptionEventCache.put("SCO-9989752cm-subscription-001", ["DMIName1", "DMIName2"] as Set)
         and: 'the event is not being forwarded with the CMHandle private properties and does not provides a valid listenable future'
-            0 * mockSubscriptionEventPublisher.publishEvent("ncmp-dmi-cm-avc-subscription-DMIName1", "SCO-9989752-cm-subscription-001-DMIName1",
-                consumerRecord.headers(),subscriptionEvent -> {
-                    Map targets = subscriptionEvent.getEvent().getPredicates().getTargets().get(0)
-                    targets["CMHandle1"] == ["shape":"circle"]
-                    targets["CMHandle2"] == ["shape":"square"]
+            0 * mockSubscriptionEventPublisher.publishCloudEvent("ncmp-dmi-cm-avc-subscription-DMIName1", "SCO-9989752-cm-subscription-001-DMIName1",
+                cloudEvent -> {
+                    def targets = toSubscriptionEvent(cloudEvent).getData().getPredicates().getTargets()
+                    def cmHandle2 = createCmHandle('CMHandle2', ['shape':'square'] as Map)
+                    def cmHandle1 = createCmHandle('CMHandle1', ['shape':'circle'] as Map)
+                    targets == [cmHandle2, cmHandle1]
                 }
             )
-            0 * mockSubscriptionEventPublisher.publishEvent("ncmp-dmi-cm-avc-subscription-DMIName2", "SCO-9989752-cm-subscription-001-DMIName2",
-                consumerRecord.headers(),subscriptionEvent -> {
-                    Map targets = subscriptionEvent.getEvent().getPredicates().getTargets().get(0)
-                    targets["CMHandle3"] == ["shape":"triangle"]
+            0 * mockSubscriptionEventPublisher.publishCloudEvent("ncmp-dmi-cm-avc-subscription-DMIName2", "SCO-9989752-cm-subscription-001-DMIName2",
+                cloudEvent -> {
+                    def targets = toSubscriptionEvent(cloudEvent).getData().getPredicates().getTargets()
+                    def cmHandle3 = createCmHandle('CMHandle3', ['shape':'triangle'] as Map)
+                    targets == [cmHandle3]
                 }
             )
         and: 'a separate thread has been created where the map is polled'
@@ -176,4 +184,22 @@ class SubscriptionEventForwarderSpec extends MessagingBaseSpec {
         return new YangModelCmHandle(id:"CMHandle" + id, dmiDataServiceName: "DMIName" + dmiId, dmiProperties: [new YangModelCmHandle.Property(propertyName,propertyValue)])
     }
 
+    static def createCmHandle(id, additionalProperties) {
+        def cmHandle = new CmHandle();
+        cmHandle.setId(id)
+        cmHandle.setAdditionalProperties(additionalProperties)
+        return cmHandle
+    }
+
+    def toSubscriptionEvent(cloudEvent) {
+        final PojoCloudEventData<org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent> deserializedCloudEvent = CloudEventUtils
+            .mapData(cloudEvent, PojoCloudEventDataMapper.from(objectMapper,
+                org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent.class));
+        if (deserializedCloudEvent == null) {
+            return null;
+        } else {
+            return deserializedCloudEvent.getValue();
+        }
+    }
+
 }
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/SubscriptionEventMapperSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventMapperSpec.groovy
index 6d02ac719e..a2a80e854b 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/SubscriptionEventMapperSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventMapperSpec.groovy
@@ -18,13 +18,13 @@
  *  ============LICENSE_END=========================================================
  */
 
-package org.onap.cps.ncmp.api.impl.events.avc
+package org.onap.cps.ncmp.api.impl.events.avcsubscription
 
 import com.fasterxml.jackson.databind.ObjectMapper
 import org.mapstruct.factory.Mappers
 import org.onap.cps.ncmp.api.impl.events.avcsubscription.SubscriptionEventMapper
 import org.onap.cps.ncmp.api.impl.subscriptions.SubscriptionStatus
-import org.onap.cps.ncmp.event.model.SubscriptionEvent
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent
 import org.onap.cps.ncmp.utils.TestUtils
 import org.onap.cps.utils.JsonObjectMapper
 import org.springframework.beans.factory.annotation.Autowired
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/SubscriptionEventResponseMapperSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventResponseMapperSpec.groovy
index cde0d1fa00..00412aa933 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/SubscriptionEventResponseMapperSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avcsubscription/SubscriptionEventResponseMapperSpec.groovy
@@ -18,7 +18,7 @@
  *  ============LICENSE_END=========================================================
  */
 
-package org.onap.cps.ncmp.api.impl.events.avc
+package org.onap.cps.ncmp.api.impl.events.avcsubscription
 
 import com.fasterxml.jackson.databind.ObjectMapper
 import org.mapstruct.factory.Mappers
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/utils/SubscriptionEventCloudMapperSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/utils/SubscriptionEventCloudMapperSpec.groovy
new file mode 100644
index 0000000000..61eb319101
--- /dev/null
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/utils/SubscriptionEventCloudMapperSpec.groovy
@@ -0,0 +1,104 @@
+/*
+ * ============LICENSE_START========================================================
+ * Copyright (c) 2023 Nordix Foundation.
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an 'AS IS' BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.ncmp.api.impl.utils
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import io.cloudevents.core.builder.CloudEventBuilder
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.client_to_ncmp.SubscriptionEvent
+import org.onap.cps.ncmp.utils.TestUtils
+import org.onap.cps.utils.JsonObjectMapper
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.test.context.SpringBootTest
+import spock.lang.Specification
+
+@SpringBootTest(classes = [ObjectMapper, JsonObjectMapper])
+class SubscriptionEventCloudMapperSpec extends Specification {
+
+    @Autowired
+    JsonObjectMapper jsonObjectMapper
+
+    @Autowired
+    ObjectMapper objectMapper
+
+    def 'Map the data of the cloud event to subscription event'() {
+        given: 'a cloud event having a subscription event in the data part'
+            def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEvent.json')
+            def testEventData = jsonObjectMapper.convertJsonString(jsonData, SubscriptionEvent.class)
+            def testCloudEvent = CloudEventBuilder.v1()
+                .withData(objectMapper.writeValueAsBytes(testEventData))
+                .withId('some-event-id')
+                .withType('CREATE')
+                .withSource(URI.create('some-resource'))
+                .withExtension('correlationid', 'test-cmhandle1').build()
+        when: 'the cloud event map to subscription event'
+            def resultSubscriptionEvent = SubscriptionEventCloudMapper.toSubscriptionEvent(testCloudEvent)
+        then: 'the subscription event resulted having expected values'
+            resultSubscriptionEvent.getData() == testEventData.getData()
+    }
+
+    def 'Map the null of the data of the cloud event to subscription event'() {
+        given: 'a cloud event having a null subscription event in the data part'
+            def testCloudEvent = CloudEventBuilder.v1()
+                .withData(null)
+                .withId('some-event-id')
+                .withType('CREATE')
+                .withSource(URI.create('some-resource'))
+                .withExtension('correlationid', 'test-cmhandle1').build()
+        when: 'the cloud event map to subscription event'
+            def resultSubscriptionEvent = SubscriptionEventCloudMapper.toSubscriptionEvent(testCloudEvent)
+        then: 'the subscription event resulted having a null value'
+            resultSubscriptionEvent == null
+    }
+
+    def 'Map the subscription event to data of the cloud event'() {
+        given: 'a subscription event'
+            def jsonData = TestUtils.getResourceFileContent('avcSubscriptionCreationEventNcmpVersion.json')
+            def testEventData = jsonObjectMapper.convertJsonString(jsonData,
+                                org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent.class)
+            def testCloudEvent = CloudEventBuilder.v1()
+                .withData(objectMapper.writeValueAsBytes(testEventData))
+                .withId('some-event-key')
+                .withType('CREATE')
+                .withSource(URI.create('some-resource'))
+                .withExtension('correlationid', 'test-cmhandle1').build()
+        when: 'the subscription event map to data of cloud event'
+            def resultCloudEvent = SubscriptionEventCloudMapper.toCloudEvent(testEventData, 'some-event-key')
+        then: 'the subscription event resulted having expected values'
+            resultCloudEvent.getData() == testCloudEvent.getData()
+            resultCloudEvent.getId() == testCloudEvent.getId()
+            resultCloudEvent.getType() == testCloudEvent.getType()
+    }
+
+    def 'Map the subscription event to data of the cloud event with wrong content causes an exception'() {
+        given: 'an empty ncmp subscription event'
+            def testNcmpSubscriptionEvent = new org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent()
+        when: 'the subscription event map to data of cloud event'
+            def thrownException = null
+            try {
+                SubscriptionEventCloudMapper.toCloudEvent(testNcmpSubscriptionEvent, 'some-key')
+            } catch (Exception e) {
+                thrownException  = e
+            }
+        then: 'a run time exception is thrown'
+            assert thrownException instanceof RuntimeException
+    }
+
+}
diff --git a/cps-ncmp-service/src/test/java/org/onap/cps/ncmp/utils/KafkaDemoProducerConfig.java b/cps-ncmp-service/src/test/java/org/onap/cps/ncmp/utils/KafkaDemoProducerConfig.java
index 43d26e900f..a9fd6f09f3 100644
--- a/cps-ncmp-service/src/test/java/org/onap/cps/ncmp/utils/KafkaDemoProducerConfig.java
+++ b/cps-ncmp-service/src/test/java/org/onap/cps/ncmp/utils/KafkaDemoProducerConfig.java
@@ -20,17 +20,17 @@
 
 package org.onap.cps.ncmp.utils;
 
+import io.cloudevents.CloudEvent;
+import io.cloudevents.kafka.CloudEventSerializer;
 import java.util.HashMap;
 import java.util.Map;
 import org.apache.kafka.clients.producer.ProducerConfig;
 import org.apache.kafka.common.serialization.StringSerializer;
-import org.onap.cps.ncmp.event.model.SubscriptionEvent;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.kafka.core.DefaultKafkaProducerFactory;
 import org.springframework.kafka.core.KafkaTemplate;
 import org.springframework.kafka.core.ProducerFactory;
-import org.springframework.kafka.support.serializer.JsonSerializer;
 
 @Configuration
 public class KafkaDemoProducerConfig {
@@ -41,17 +41,17 @@ public class KafkaDemoProducerConfig {
      * @return kafka producer factory object of subscription event
      */
     @Bean
-    public ProducerFactory<String, SubscriptionEvent> producerFactory() {
+    public ProducerFactory<String, CloudEvent> producerFactory() {
         final Map<String, Object> configProps = new HashMap<>();
         configProps.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,
                 "PLAINTEXT://localhost:9092,CONNECTIONS_FROM_HOST://localhost:19092");
         configProps.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
-        configProps.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, JsonSerializer.class);
+        configProps.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, CloudEventSerializer.class);
         return new DefaultKafkaProducerFactory<>(configProps);
     }
 
     @Bean
-    public KafkaTemplate<String, SubscriptionEvent> kafkaTemplate() {
+    public KafkaTemplate<String, CloudEvent> kafkaTemplate() {
         return new KafkaTemplate<>(producerFactory());
     }
 }
diff --git a/cps-ncmp-service/src/test/resources/avcSubscriptionCreationEvent.json b/cps-ncmp-service/src/test/resources/avcSubscriptionCreationEvent.json
index 63fca1f415..e4539fb38a 100644
--- a/cps-ncmp-service/src/test/resources/avcSubscriptionCreationEvent.json
+++ b/cps-ncmp-service/src/test/resources/avcSubscriptionCreationEvent.json
@@ -1,7 +1,5 @@
 {
-  "version": "1.0",
-  "eventType": "CREATE",
-  "event": {
+  "data": {
     "subscription": {
       "clientID": "SCO-9989752",
       "name": "cm-subscription-001"
@@ -9,15 +7,16 @@
     "dataType": {
       "dataspace": "ALL",
       "dataCategory": "CM",
-      "dataProvider": "CM-SERVICE",
-      "schemaName": "org.onap.ncmp:cm-network-avc-event.rfc8641",
-      "schemaVersion": "1.0"
+      "dataProvider": "CM-SERVICE"
     },
     "predicates": {
-      "targets" :  ["CMHandle1", "CMHandle2", "CMHandle3"],
+      "targets": [
+        "CMHandle1",
+        "CMHandle2",
+        "CMHandle3"
+      ],
       "datastore": "passthrough-running",
-      "xpath-filter": "//_3gpp-nr-nrm-gnbdufunction:GNBDUFunction/_3gpp-nr-nrm-nrcelldu:NRCellDU/ | //_3gpp-nr-nrm-gnbcuupfunction:GNBCUUPFunction// | //_3gpp-nr-nrm-gnbcucpfunction:GNBCUCPFunction/_3gpp-nr-nrm-nrcelldu:NRCellCU// | //_3gpp-nr-nrm-nrsectorcarrier:NRSectorCarrier//"
+      "datastore-xpath-filter": "//_3gpp-nr-nrm-gnbdufunction:GNBDUFunction/_3gpp-nr-nrm-nrcelldu:NRCellDU/ | //_3gpp-nr-nrm-gnbcuupfunction:GNBCUUPFunction// | //_3gpp-nr-nrm-gnbcucpfunction:GNBCUCPFunction/_3gpp-nr-nrm-nrcelldu:NRCellCU// | //_3gpp-nr-nrm-nrsectorcarrier:NRSectorCarrier//"
+    }
   }
-
-}
 }
\ No newline at end of file
diff --git a/cps-ncmp-service/src/test/resources/avcSubscriptionCreationEventNcmpVersion.json b/cps-ncmp-service/src/test/resources/avcSubscriptionCreationEventNcmpVersion.json
new file mode 100644
index 0000000000..f31362a1c6
--- /dev/null
+++ b/cps-ncmp-service/src/test/resources/avcSubscriptionCreationEventNcmpVersion.json
@@ -0,0 +1,31 @@
+{
+  "data": {
+    "subscription": {
+      "clientID": "SCO-9989752",
+      "name": "cm-subscription-001"
+    },
+    "dataType": {
+      "dataspace": "ALL",
+      "dataCategory": "CM",
+      "dataProvider": "CM-SERVICE"
+    },
+    "predicates": {
+      "targets":[
+        {
+          "id":"CMHandle2",
+          "additional-properties":{
+            "Books":"Novel"
+          }
+        },
+        {
+          "id":"CMHandle1",
+          "additional-properties":{
+            "Books":"Social Media"
+          }
+        }
+      ],
+      "datastore": "passthrough-running",
+      "datastore-xpath-filter": "//_3gpp-nr-nrm-gnbdufunction:GNBDUFunction/_3gpp-nr-nrm-nrcelldu:NRCellDU/ | //_3gpp-nr-nrm-gnbcuupfunction:GNBCUUPFunction// | //_3gpp-nr-nrm-gnbcucpfunction:GNBCUCPFunction/_3gpp-nr-nrm-nrcelldu:NRCellCU// | //_3gpp-nr-nrm-nrsectorcarrier:NRSectorCarrier//"
+    }
+  }
+}
\ No newline at end of file