2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 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.policy.clamp.controlloop.runtime.supervision.comm;
23 import java.util.List;
24 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantControlLoopUpdate;
25 import org.onap.policy.common.endpoints.event.comm.TopicSink;
26 import org.onap.policy.common.endpoints.event.comm.client.TopicSinkClient;
27 import org.slf4j.Logger;
28 import org.slf4j.LoggerFactory;
31 * This class is used to send ParticipantControlLoopUpdate messages to participants on DMaaP.
33 public class ParticipantControlLoopUpdatePublisher {
34 private static final Logger LOGGER = LoggerFactory.getLogger(ParticipantControlLoopUpdatePublisher.class);
36 private TopicSinkClient topicSinkClient;
39 * Constructor for instantiating ParticipantUpdatePublisher.
41 * @param topicSinks the topic sinks
42 * @param interval time interval to send ParticipantControlLoopUpdate messages
44 public ParticipantControlLoopUpdatePublisher(final List<TopicSink> topicSinks, final long interval) {
45 // TODO: Should not be dependent on the order of topic sinks in the config
46 this.topicSinkClient = new TopicSinkClient(topicSinks.get(0));
50 * Terminates the current timer.
52 public void terminate() {
53 // This is a user initiated message and doesn't need a timer.
57 * Get the current time interval used by the timer task.
59 * @return interval the current time interval
61 public long getInterval() {
62 // This is a user initiated message and doesn't need a timer.
67 * Method to send ParticipantControlLoopUpdate status message to participants on demand.
69 * @param participantControlLoopUpdate the ParticipantControlLoopUpdate message
71 public void send(final ParticipantControlLoopUpdate participantControlLoopUpdate) {
72 topicSinkClient.send(participantControlLoopUpdate);
73 LOGGER.debug("Sent ParticipantControlLoopUpdate to Participants - {}", participantControlLoopUpdate);