2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 Bell Canada. All rights reserved.
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
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 * SPDX-License-Identifier: Apache-2.0
17 * ============LICENSE_END=========================================================
20 package org.onap.cps.notification;
22 import lombok.extern.slf4j.Slf4j;
23 import org.checkerframework.checker.nullness.qual.NonNull;
24 import org.onap.cps.event.model.CpsDataUpdatedEvent;
25 import org.springframework.beans.factory.annotation.Autowired;
26 import org.springframework.beans.factory.annotation.Value;
27 import org.springframework.kafka.core.KafkaTemplate;
28 import org.springframework.stereotype.Component;
32 public class NotificationPublisher {
34 private KafkaTemplate<String, CpsDataUpdatedEvent> kafkaTemplate;
35 private String topicName;
38 * Create an instance of Notification Publisher.
40 * @param kafkaTemplate kafkaTemplate is send event using kafka
41 * @param topicName topic, to which cpsDataUpdatedEvent is sent, is provided by setting
42 * 'notification.data-updated.topic' in the application properties
45 public NotificationPublisher(
46 final KafkaTemplate<String, CpsDataUpdatedEvent> kafkaTemplate,
47 final @Value("${notification.data-updated.topic}") String topicName) {
48 this.kafkaTemplate = kafkaTemplate;
49 this.topicName = topicName;
53 * Send event to Kafka with correct message key.
55 * @param cpsDataUpdatedEvent event to be sent to kafka
57 void sendNotification(@NonNull final CpsDataUpdatedEvent cpsDataUpdatedEvent) {
58 final var messageKey = cpsDataUpdatedEvent.getContent().getDataspaceName() + ","
59 + cpsDataUpdatedEvent.getContent().getAnchorName();
60 log.debug("Data Updated event is being sent with messageKey: '{}' & body : {} ",
61 messageKey, cpsDataUpdatedEvent);
62 kafkaTemplate.send(topicName, messageKey, cpsDataUpdatedEvent);