2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 Nordix Foundation.
4 * ================================================================================
5 * Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 * SPDX-License-Identifier: Apache-2.0
20 * ============LICENSE_END=========================================================
23 package org.onap.policy.clamp.controlloop.runtime.supervision.comm;
25 import java.time.Instant;
26 import java.util.ArrayList;
27 import java.util.List;
29 import lombok.AllArgsConstructor;
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.controlloop.concepts.ParticipantUtils;
33 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantUpdate;
34 import org.onap.policy.models.base.PfModelException;
35 import org.onap.policy.models.provider.PolicyModelsProvider;
36 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
37 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
38 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeType;
39 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
40 import org.slf4j.Logger;
41 import org.slf4j.LoggerFactory;
42 import org.springframework.stereotype.Component;
45 * This class is used to send ParticipantUpdate messages to participants on DMaaP.
49 public class ParticipantUpdatePublisher extends AbstractParticipantPublisher<ParticipantUpdate> {
51 private static final Logger LOGGER = LoggerFactory.getLogger(ParticipantUpdatePublisher.class);
53 private final PolicyModelsProvider modelsProvider;
56 * Send ParticipantUpdate to Participant.
59 public void send(Map<String, ToscaNodeType> commonPropertiesMap, boolean commissionFlag) {
60 var message = new ParticipantUpdate();
61 message.setTimestamp(Instant.now());
63 ToscaServiceTemplate toscaServiceTemplate = null;
65 var list = modelsProvider.getServiceTemplateList(null, null);
66 if (!list.isEmpty()) {
67 toscaServiceTemplate = list.get(0);
69 } catch (PfModelException pfme) {
70 LOGGER.warn("Get of tosca service template failed, cannot send participantupdate", pfme);
74 List<ParticipantDefinition> participantDefinitionUpdates = new ArrayList<>();
75 if (toscaServiceTemplate != null) {
76 for (var toscaInputEntry : toscaServiceTemplate.getToscaTopologyTemplate().getNodeTemplates().entrySet()) {
77 if (ParticipantUtils.checkIfNodeTemplateIsControlLoopElement(toscaInputEntry.getValue(),
78 toscaServiceTemplate)) {
79 var clParticipantType =
80 ParticipantUtils.findParticipantType(toscaInputEntry.getValue().getProperties());
81 prepareParticipantDefinitionUpdate(clParticipantType, toscaInputEntry.getKey(),
82 toscaInputEntry.getValue(), participantDefinitionUpdates, commonPropertiesMap);
88 // Commission the controlloop but sending participantdefinitions to participants
89 message.setParticipantDefinitionUpdates(participantDefinitionUpdates);
91 // DeCommission the controlloop but deleting participantdefinitions on participants
92 message.setParticipantDefinitionUpdates(null);
94 LOGGER.debug("Participant Update sent {}", message);
98 private void prepareParticipantDefinitionUpdate(ToscaConceptIdentifier clParticipantType, String entryKey,
99 ToscaNodeTemplate entryValue, List<ParticipantDefinition> participantDefinitionUpdates,
100 Map<String, ToscaNodeType> commonPropertiesMap) {
102 var clDefinition = new ControlLoopElementDefinition();
103 clDefinition.setClElementDefinitionId(new ToscaConceptIdentifier(entryKey, entryValue.getVersion()));
104 clDefinition.setControlLoopElementToscaNodeTemplate(entryValue);
105 ToscaNodeType nodeType = commonPropertiesMap.get(entryValue.getType());
106 if (nodeType != null) {
107 clDefinition.setCommonPropertiesMap(nodeType.getProperties());
110 List<ControlLoopElementDefinition> controlLoopElementDefinitionList = new ArrayList<>();
112 if (participantDefinitionUpdates.isEmpty()) {
113 participantDefinitionUpdates
114 .add(getParticipantDefinition(clDefinition, clParticipantType, controlLoopElementDefinitionList));
116 var participantExists = false;
117 for (ParticipantDefinition participantDefinitionUpdate : participantDefinitionUpdates) {
118 if (participantDefinitionUpdate.getParticipantType().equals(clParticipantType)) {
119 participantDefinitionUpdate.getControlLoopElementDefinitionList().add(clDefinition);
120 participantExists = true;
123 if (!participantExists) {
124 participantDefinitionUpdates.add(
125 getParticipantDefinition(clDefinition, clParticipantType, controlLoopElementDefinitionList));
130 private ParticipantDefinition getParticipantDefinition(ControlLoopElementDefinition clDefinition,
131 ToscaConceptIdentifier clParticipantType,
132 List<ControlLoopElementDefinition> controlLoopElementDefinitionList) {
133 var participantDefinition = new ParticipantDefinition();
134 participantDefinition.setParticipantType(clParticipantType);
135 controlLoopElementDefinitionList.add(clDefinition);
136 participantDefinition.setControlLoopElementDefinitionList(controlLoopElementDefinitionList);
137 return participantDefinition;