2 * ============LICENSE_START=======================================================
3 * Copyright (c) 2023-2024 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.impl.cmnotificationsubscription.cmavc;
23 import io.cloudevents.CloudEvent;
24 import lombok.RequiredArgsConstructor;
25 import lombok.extern.slf4j.Slf4j;
26 import org.apache.kafka.clients.consumer.ConsumerRecord;
27 import org.onap.cps.events.EventsPublisher;
28 import org.springframework.beans.factory.annotation.Value;
29 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
30 import org.springframework.kafka.annotation.KafkaListener;
31 import org.springframework.stereotype.Component;
34 * Listener for AVC events based on Cm Subscriptions.
38 @RequiredArgsConstructor
39 @ConditionalOnProperty(name = "notification.enabled", havingValue = "true", matchIfMissing = true)
40 public class CmAvcEventConsumer {
43 @Value("${app.ncmp.avc.cm-events-topic}")
44 private String cmEventsTopicName;
46 private final EventsPublisher<CloudEvent> eventsPublisher;
49 * Incoming Cm AvcEvent in the form of Consumer Record, it will be forwarded as is to a target topic.
50 * The key from incoming record will be used as key for the target topic as well to preserve the message ordering.
52 * @param cmAvcEventAsConsumerRecord Incoming raw consumer record
54 @KafkaListener(topics = "${app.dmi.cm-events.topic}",
55 containerFactory = "cloudEventConcurrentKafkaListenerContainerFactory")
56 public void consumeAndForward(
57 final ConsumerRecord<String, CloudEvent> cmAvcEventAsConsumerRecord) {
58 final CloudEvent outgoingAvcEvent = cmAvcEventAsConsumerRecord.value();
59 final String outgoingAvcEventKey = cmAvcEventAsConsumerRecord.key();
60 log.debug("Consuming AVC event with key : {} and value : {}", outgoingAvcEventKey, outgoingAvcEvent);
61 eventsPublisher.publishCloudEvent(cmEventsTopicName, outgoingAvcEventKey, outgoingAvcEvent);