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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2022 Nordix Foundation.
* ================================================================================
* 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.element.service;
import java.util.List;
import javax.ws.rs.core.Response;
import lombok.NonNull;
import lombok.RequiredArgsConstructor;
import org.onap.policy.clamp.acm.element.handler.MessageActivator;
import org.onap.policy.clamp.acm.element.handler.MessageHandler;
import org.onap.policy.clamp.acm.element.main.parameters.ElementTopicParameters;
import org.onap.policy.clamp.common.acm.exception.AutomationCompositionRuntimeException;
import org.onap.policy.clamp.models.acm.messages.rest.element.ElementConfig;
import org.onap.policy.common.endpoints.parameters.TopicParameterGroup;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;
@Service
@RequiredArgsConstructor
public class ConfigService {
private static final Logger LOGGER = LoggerFactory.getLogger(ConfigService.class);
private ElementConfig elementConfig = new ElementConfig();
private final MessageHandler handler;
private final MessageActivator messageActivator;
/**
* Activate messages and service and create the element configuration.
*
* @param elementConfig the configuration
*/
public void activateElement(@NonNull ElementConfig elementConfig) {
var listenerTopicParameters = new ElementTopicParameters(elementConfig.getTopicParameterGroup());
var publisherTopicParameters = new ElementTopicParameters(elementConfig.getTopicParameterGroup());
publisherTopicParameters.setTopic(elementConfig.getTopicParameterGroup().getPublisherTopic());
var parameters = new TopicParameterGroup();
parameters.setTopicSinks(List.of(publisherTopicParameters));
parameters.setTopicSources(List.of(listenerTopicParameters));
if (!parameters.isValid()) {
throw new AutomationCompositionRuntimeException(Response.Status.BAD_REQUEST,
"Validation failed for topic parameter group. Kafka config not activated");
}
if (messageActivator.isAlive()) {
throw new AutomationCompositionRuntimeException(Response.Status.CONFLICT,
"Service Manager already running, cannot add Topic endpoint management");
}
handler.active(elementConfig);
messageActivator.activate(parameters);
this.elementConfig = elementConfig;
LOGGER.info("Messages and service activated");
}
/**
* Fetch element configuration.
*
* @return element configuration present
*/
public ElementConfig getElementConfig() {
return elementConfig;
}
/**
* Deactivate messages and service and delete the element config.
*/
public void deleteConfig() {
handler.deactivateElement();
messageActivator.deactivate();
elementConfig = new ElementConfig();
LOGGER.info("Messages and service deactivated");
}
}
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