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.time.Instant;
24 import java.util.ArrayList;
25 import java.util.List;
26 import java.util.UUID;
27 import lombok.AllArgsConstructor;
28 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoop;
29 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElement;
30 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ParticipantUpdates;
31 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ControlLoopUpdate;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
34 import org.springframework.stereotype.Component;
37 * This class is used to send ControlLoopUpdate messages to participants on DMaaP.
41 public class ControlLoopUpdatePublisher extends AbstractParticipantPublisher<ControlLoopUpdate> {
43 private static final Logger LOGGER = LoggerFactory.getLogger(ControlLoopUpdatePublisher.class);
46 * Send ControlLoopUpdate to Participant.
48 * @param controlLoop the ControlLoop
50 public void send(ControlLoop controlLoop) {
51 var controlLoopUpdateMsg = new ControlLoopUpdate();
52 controlLoopUpdateMsg.setControlLoopId(controlLoop.getKey().asIdentifier());
53 controlLoopUpdateMsg.setMessageId(UUID.randomUUID());
54 controlLoopUpdateMsg.setTimestamp(Instant.now());
56 List<ParticipantUpdates> participantUpdates = new ArrayList<>();
57 for (ControlLoopElement element : controlLoop.getElements().values()) {
58 prepareParticipantUpdate(element, participantUpdates);
60 controlLoopUpdateMsg.setParticipantUpdatesList(participantUpdates);
62 LOGGER.debug("ControlLoopUpdate message sent", controlLoopUpdateMsg);
63 super.send(controlLoopUpdateMsg);
66 private void prepareParticipantUpdate(ControlLoopElement clElement,
67 List<ParticipantUpdates> participantUpdates) {
68 if (participantUpdates.isEmpty()) {
69 participantUpdates.add(getControlLoopElementList(clElement));
71 boolean participantExists = false;
72 for (ParticipantUpdates participantUpdate : participantUpdates) {
73 if (participantUpdate.getParticipantId().equals(clElement.getParticipantId())) {
74 participantUpdate.getControlLoopElementList().add(clElement);
75 participantExists = true;
78 if (!participantExists) {
79 participantUpdates.add(getControlLoopElementList(clElement));
84 private ParticipantUpdates getControlLoopElementList(ControlLoopElement clElement) {
85 ParticipantUpdates participantUpdate = new ParticipantUpdates();
86 List<ControlLoopElement> controlLoopElementList = new ArrayList<>();
87 participantUpdate.setParticipantId(clElement.getParticipantId());
88 controlLoopElementList.add(clElement);
89 participantUpdate.setControlLoopElementList(controlLoopElementList);
90 return participantUpdate;