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.LinkedHashMap;
26 import java.util.List;
28 import lombok.AllArgsConstructor;
29 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElement;
30 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElementDefinition;
31 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ParticipantDefinition;
32 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantUpdate;
33 import org.onap.policy.clamp.controlloop.runtime.commissioning.CommissioningProvider;
34 import org.onap.policy.common.utils.coder.Coder;
35 import org.onap.policy.common.utils.coder.CoderException;
36 import org.onap.policy.common.utils.coder.StandardCoder;
37 import org.onap.policy.models.base.PfModelException;
38 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
39 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
40 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
41 import org.slf4j.Logger;
42 import org.slf4j.LoggerFactory;
43 import org.springframework.stereotype.Component;
46 * This class is used to send ParticipantUpdate messages to participants on DMaaP.
50 public class ParticipantUpdatePublisher extends AbstractParticipantPublisher<ParticipantUpdate> {
52 private static final Logger LOGGER = LoggerFactory.getLogger(ParticipantUpdatePublisher.class);
53 private static final String CONTROL_LOOP_ELEMENT = "ControlLoopElement";
54 private final CommissioningProvider commissioningProvider;
55 private static final Coder CODER = new StandardCoder();
58 * Send ParticipantUpdate to Participant.
60 * @param participantId the participant Id
61 * @param participantType the participant Type
63 public void send(ToscaConceptIdentifier participantId, ToscaConceptIdentifier participantType) {
64 var message = new ParticipantUpdate();
65 message.setParticipantId(participantId);
66 message.setParticipantType(participantType);
67 message.setTimestamp(Instant.now());
69 ToscaServiceTemplate toscaServiceTemplate;
71 toscaServiceTemplate = commissioningProvider.getToscaServiceTemplate(null, null);
72 } catch (PfModelException pfme) {
73 LOGGER.warn("Get of tosca service template failed, cannot send participantupdate", pfme);
77 List<ParticipantDefinition> participantDefinitionUpdates = new ArrayList<>();
78 for (Map.Entry<String, ToscaNodeTemplate> toscaInputEntry :
79 toscaServiceTemplate.getToscaTopologyTemplate().getNodeTemplates().entrySet()) {
80 if (toscaInputEntry.getValue().getType().contains(CONTROL_LOOP_ELEMENT)) {
81 ToscaConceptIdentifier clParticipantId;
83 clParticipantId = CODER.decode(
84 toscaInputEntry.getValue().getProperties().get("participant_id").toString(),
85 ToscaConceptIdentifier.class);
86 } catch (CoderException e) {
87 throw new RuntimeException("cannot get ParticipantId from toscaNodeTemplate", e);
89 prepareParticipantDefinitionUpdate(clParticipantId, toscaInputEntry.getKey(),
90 toscaInputEntry.getValue(), participantDefinitionUpdates);
94 message.setParticipantDefinitionUpdates(participantDefinitionUpdates);
95 message.setToscaServiceTemplate(toscaServiceTemplate);
96 LOGGER.debug("Participant Update sent {}", message);
100 private void prepareParticipantDefinitionUpdate(ToscaConceptIdentifier clParticipantId, String entryKey,
101 ToscaNodeTemplate entryValue, List<ParticipantDefinition> participantDefinitionUpdates) {
103 var clDefinition = new ControlLoopElementDefinition();
104 clDefinition.setClElementDefinitionId(new ToscaConceptIdentifier(
105 entryKey, entryValue.getVersion()));
106 clDefinition.setControlLoopElementToscaNodeTemplate(entryValue);
107 List<ControlLoopElementDefinition> controlLoopElementDefinitionList = new ArrayList<>();
109 if (participantDefinitionUpdates.isEmpty()) {
110 participantDefinitionUpdates.add(getParticipantDefinition(clDefinition, clParticipantId,
111 controlLoopElementDefinitionList));
113 boolean participantExists = false;
114 for (ParticipantDefinition participantDefinitionUpdate : participantDefinitionUpdates) {
115 if (participantDefinitionUpdate.getParticipantId().equals(clParticipantId)) {
116 participantDefinitionUpdate.getControlLoopElementDefinitionList().add(clDefinition);
117 participantExists = true;
120 if (!participantExists) {
121 participantDefinitionUpdates.add(getParticipantDefinition(clDefinition, clParticipantId,
122 controlLoopElementDefinitionList));
127 private ParticipantDefinition getParticipantDefinition(ControlLoopElementDefinition clDefinition,
128 ToscaConceptIdentifier clParticipantId,
129 List<ControlLoopElementDefinition> controlLoopElementDefinitionList) {
130 ParticipantDefinition participantDefinition = new ParticipantDefinition();
131 participantDefinition.setParticipantId(clParticipantId);
132 controlLoopElementDefinitionList.add(clDefinition);
133 participantDefinition.setControlLoopElementDefinitionList(controlLoopElementDefinitionList);
134 return participantDefinition;