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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2024 Nordix Foundation.
* Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.clamp.acm.participant.intermediary.handler;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import java.util.stream.Collectors;
import lombok.RequiredArgsConstructor;
import org.onap.policy.clamp.acm.participant.intermediary.api.CompositionDto;
import org.onap.policy.clamp.acm.participant.intermediary.comm.ParticipantMessagePublisher;
import org.onap.policy.clamp.models.acm.concepts.AcTypeState;
import org.onap.policy.clamp.models.acm.concepts.AutomationCompositionElementDefinition;
import org.onap.policy.clamp.models.acm.concepts.ParticipantState;
import org.onap.policy.clamp.models.acm.concepts.StateChangeResult;
import org.onap.policy.clamp.models.acm.messages.kafka.participant.ParticipantPrime;
import org.onap.policy.clamp.models.acm.messages.kafka.participant.ParticipantPrimeAck;
import org.onap.policy.clamp.models.acm.messages.kafka.participant.ParticipantRestart;
import org.springframework.stereotype.Component;
@Component
@RequiredArgsConstructor
public class AcDefinitionHandler {
private final CacheProvider cacheProvider;
private final ParticipantMessagePublisher publisher;
private final ThreadHandler listener;
/**
* Handle a participant Prime message.
*
* @param participantPrimeMsg the ParticipantPrime message
*/
public void handlePrime(ParticipantPrime participantPrimeMsg) {
if (!participantPrimeMsg.getParticipantDefinitionUpdates().isEmpty()) {
// prime
List<AutomationCompositionElementDefinition> list = new ArrayList<>();
for (var participantDefinition : participantPrimeMsg.getParticipantDefinitionUpdates()) {
if (participantDefinition.getParticipantId().equals(cacheProvider.getParticipantId())) {
list.addAll(participantDefinition.getAutomationCompositionElementDefinitionList());
}
}
if (!list.isEmpty()) {
cacheProvider.addElementDefinition(participantPrimeMsg.getCompositionId(), list);
prime(participantPrimeMsg.getMessageId(), participantPrimeMsg.getCompositionId(), list);
}
} else {
// deprime
deprime(participantPrimeMsg.getMessageId(), participantPrimeMsg.getCompositionId());
}
}
private void prime(UUID messageId, UUID compositionId, List<AutomationCompositionElementDefinition> list) {
var inPropertiesMap = list.stream().collect(Collectors.toMap(
AutomationCompositionElementDefinition::getAcElementDefinitionId,
el -> el.getAutomationCompositionElementToscaNodeTemplate().getProperties()));
var outPropertiesMap = list.stream().collect(Collectors.toMap(
AutomationCompositionElementDefinition::getAcElementDefinitionId,
AutomationCompositionElementDefinition::getOutProperties));
listener.prime(messageId, new CompositionDto(compositionId, inPropertiesMap, outPropertiesMap));
}
private void deprime(UUID messageId, UUID compositionId) {
var acElementsDefinitions = cacheProvider.getAcElementsDefinitions().get(compositionId);
if (acElementsDefinitions == null) {
// this participant does not handle this composition
var participantPrimeAck = new ParticipantPrimeAck();
participantPrimeAck.setCompositionId(compositionId);
participantPrimeAck.setMessage("Already deprimed or never primed");
participantPrimeAck.setResult(true);
participantPrimeAck.setResponseTo(messageId);
participantPrimeAck.setCompositionState(AcTypeState.COMMISSIONED);
participantPrimeAck.setStateChangeResult(StateChangeResult.NO_ERROR);
participantPrimeAck.setParticipantId(cacheProvider.getParticipantId());
participantPrimeAck.setState(ParticipantState.ON_LINE);
publisher.sendParticipantPrimeAck(participantPrimeAck);
return;
}
var list = new ArrayList<>(acElementsDefinitions.values());
var inPropertiesMap = list.stream().collect(Collectors.toMap(
AutomationCompositionElementDefinition::getAcElementDefinitionId,
el -> el.getAutomationCompositionElementToscaNodeTemplate().getProperties()));
var outPropertiesMap = list.stream().collect(Collectors.toMap(
AutomationCompositionElementDefinition::getAcElementDefinitionId,
AutomationCompositionElementDefinition::getOutProperties));
listener.deprime(messageId, new CompositionDto(compositionId, inPropertiesMap, outPropertiesMap));
}
/**
* Handle a ParticipantRestart message.
*
* @param participantRestartMsg the participantRestart message
*/
public void handleParticipantRestart(ParticipantRestart participantRestartMsg) {
List<AutomationCompositionElementDefinition> list = new ArrayList<>();
for (var participantDefinition : participantRestartMsg.getParticipantDefinitionUpdates()) {
list.addAll(participantDefinition.getAutomationCompositionElementDefinitionList());
}
if (!AcTypeState.COMMISSIONED.equals(participantRestartMsg.getState())) {
cacheProvider.addElementDefinition(participantRestartMsg.getCompositionId(), list);
}
for (var automationcomposition : participantRestartMsg.getAutomationcompositionList()) {
cacheProvider
.initializeAutomationComposition(participantRestartMsg.getCompositionId(), automationcomposition);
}
var inPropertiesMap = list.stream().collect(Collectors.toMap(
AutomationCompositionElementDefinition::getAcElementDefinitionId,
el -> el.getAutomationCompositionElementToscaNodeTemplate().getProperties()));
var outPropertiesMap = list.stream().collect(Collectors.toMap(
AutomationCompositionElementDefinition::getAcElementDefinitionId,
AutomationCompositionElementDefinition::getOutProperties));
var composition =
new CompositionDto(participantRestartMsg.getCompositionId(), inPropertiesMap, outPropertiesMap);
listener.restarted(participantRestartMsg.getMessageId(), composition, participantRestartMsg.getState(),
participantRestartMsg.getAutomationcompositionList());
}
}
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