1 files changed, 108 insertions, 0 deletions
diff --git a/src/main/java/org/onap/cps/ncmp/dmi/notifications/cmsubscription/CmNotificationSubscriptionDmiInEventConsumer.java b/src/main/java/org/onap/cps/ncmp/dmi/notifications/cmsubscription/CmNotificationSubscriptionDmiInEventConsumer.java
new file mode 100644
index 00000000..ecfef6f3
--- /dev/null
+++ b/src/main/java/org/onap/cps/ncmp/dmi/notifications/cmsubscription/CmNotificationSubscriptionDmiInEventConsumer.java
@@ -0,0 +1,108 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2024 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.dmi.notifications.cmsubscription;
+
+import io.cloudevents.CloudEvent;
+import lombok.RequiredArgsConstructor;
+import org.apache.kafka.clients.consumer.ConsumerRecord;
+import org.onap.cps.ncmp.dmi.notifications.cmsubscription.model.CmNotificationSubscriptionStatus;
+import org.onap.cps.ncmp.dmi.notifications.mapper.CloudEventMapper;
+import org.onap.cps.ncmp.events.cmnotificationsubscription_merge1_0_0.dmi_to_ncmp.CmNotificationSubscriptionDmiOutEvent;
+import org.onap.cps.ncmp.events.cmnotificationsubscription_merge1_0_0.dmi_to_ncmp.Data;
+import org.onap.cps.ncmp.events.cmnotificationsubscription_merge1_0_0.ncmp_to_dmi.CmNotificationSubscriptionDmiInEvent;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.kafka.annotation.KafkaListener;
+import org.springframework.kafka.core.KafkaTemplate;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class CmNotificationSubscriptionDmiInEventConsumer {
+
+
+    @Value("${app.dmi.avc.subscription-response-topic}")
+    private String cmNotificationSubscriptionResponseTopic;
+    @Value("${dmi.service.name}")
+    private String dmiName;
+    private final KafkaTemplate<String, CloudEvent> cloudEventKafkaTemplate;
+
+    /**
+     * Consume the cmNotificationSubscriptionDmiInCloudEvent event.
+     *
+     * @param cmNotificationSubscriptionDmiInCloudEvent the event to be consumed
+     */
+    @KafkaListener(topics = "${app.dmi.avc.subscription-topic}",
+        containerFactory = "cloudEventConcurrentKafkaListenerContainerFactory")
+    public void consumeCmNotificationSubscriptionDmiInEvent(
+        final ConsumerRecord<String, CloudEvent> cmNotificationSubscriptionDmiInCloudEvent) {
+        final CmNotificationSubscriptionDmiInEvent cmNotificationSubscriptionDmiInEvent =
+            CloudEventMapper.toTargetEvent(cmNotificationSubscriptionDmiInCloudEvent.value(),
+                CmNotificationSubscriptionDmiInEvent.class);
+        if (cmNotificationSubscriptionDmiInEvent != null) {
+            final String subscriptionId = cmNotificationSubscriptionDmiInCloudEvent.value().getId();
+            final String subscriptionType = cmNotificationSubscriptionDmiInCloudEvent.value().getType();
+            final String correlationId = String.valueOf(cmNotificationSubscriptionDmiInCloudEvent.value()
+                .getExtension("correlationid"));
+
+            if ("subscriptionCreated".equals(subscriptionType)) {
+                createAndSendCmNotificationSubscriptionDmiOutEvent(subscriptionId, "subscriptionCreateResponse",
+                    correlationId, CmNotificationSubscriptionStatus.ACCEPTED);
+            } else if ("subscriptionDeleted".equals(subscriptionType)) {
+                createAndSendCmNotificationSubscriptionDmiOutEvent(subscriptionId, "subscriptionDeleteResponse",
+                    correlationId, CmNotificationSubscriptionStatus.ACCEPTED);
+            }
+        }
+    }
+
+    /**
+     * Create Dmi out event object and send to response topic.
+     *
+     * @param eventKey the events key
+     * @param subscriptionType the subscriptions type
+     * @param correlationId the events correlation Id
+     * @param cmNotificationSubscriptionStatus subscriptions status accepted/rejected
+     */
+    public void createAndSendCmNotificationSubscriptionDmiOutEvent(
+        final String eventKey, final String subscriptionType, final String correlationId,
+        final CmNotificationSubscriptionStatus cmNotificationSubscriptionStatus) {
+
+        final CmNotificationSubscriptionDmiOutEvent cmNotificationSubscriptionDmiOutEvent =
+            new CmNotificationSubscriptionDmiOutEvent();
+        final Data cmNotificationSubscriptionDmiOutEventData = new Data();
+
+        if (cmNotificationSubscriptionStatus.equals(CmNotificationSubscriptionStatus.ACCEPTED)) {
+            cmNotificationSubscriptionDmiOutEventData.setStatusCode("1");
+            cmNotificationSubscriptionDmiOutEventData.setStatusMessage("ACCEPTED");
+        } else if (cmNotificationSubscriptionStatus.equals(CmNotificationSubscriptionStatus.REJECTED)) {
+            cmNotificationSubscriptionDmiOutEventData.setStatusCode("2");
+            cmNotificationSubscriptionDmiOutEventData.setStatusMessage("REJECTED");
+        }
+        cmNotificationSubscriptionDmiOutEvent.setData(cmNotificationSubscriptionDmiOutEventData);
+
+        cloudEventKafkaTemplate.send(cmNotificationSubscriptionResponseTopic, eventKey,
+            CmNotificationSubscriptionDmiOutEventToCloudEventMapper.toCloudEvent(cmNotificationSubscriptionDmiOutEvent,
+                subscriptionType, dmiName, correlationId));
+
+    }
+
+
+
+}