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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2021 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.controlloop.runtime.supervision.comm;
import java.util.List;
import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantStateChange;
import org.onap.policy.common.endpoints.event.comm.TopicSink;
import org.onap.policy.common.endpoints.event.comm.client.TopicSinkClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* This class is used to send ParticipantStateChange messages to participants on DMaaP.
*/
public class ParticipantStateChangePublisher {
private static final Logger LOGGER = LoggerFactory.getLogger(ParticipantStateChangePublisher.class);
private TopicSinkClient topicSinkClient;
/**
* Constructor for instantiating ParticipantStateChangePublisher.
*
* @param topicSinks the topic sinks
* @param interval time interval to send ParticipantStateChange messages
*/
public ParticipantStateChangePublisher(final List<TopicSink> topicSinks, final long interval) {
// TODO: Should not be dependent on the order of topic sinks in the config
this.topicSinkClient = new TopicSinkClient(topicSinks.get(0));
}
/**
* Terminates the current timer.
*/
public void terminate() {
// Nothing to terminate, this publisher does not have a timer
}
/**
* Get the current time interval used by the timer task.
*
* @return interval the current time interval
*/
public long getInterval() {
return -1;
}
/**
* Method to send ParticipantStateChange status message to participants on demand.
*
* @param participantStateChange the ParticipantStateChange message
*/
public void send(final ParticipantStateChange participantStateChange) {
topicSinkClient.send(participantStateChange);
LOGGER.debug("Sent ParticipantStateChange to Participants - {}", participantStateChange);
}
}
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