diff options
Diffstat (limited to 'models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java')
-rw-r--r-- | models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java new file mode 100644 index 000000000..33c9df778 --- /dev/null +++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java @@ -0,0 +1,93 @@ +/*- + * ============LICENSE_START======================================================= + * Copyright (C) 2019 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.models.sim.pdp.comm; + +import java.util.List; +import java.util.Timer; +import java.util.TimerTask; + +import org.onap.policy.common.endpoints.event.comm.TopicSink; +import org.onap.policy.common.endpoints.event.comm.client.TopicSinkClient; +import org.onap.policy.models.pdp.concepts.PdpStatus; +import org.onap.policy.models.sim.pdp.handler.PdpMessageHandler; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * This class is used to send pdp status messages to pap using TopicSinkClient. + * + * @author Ajith Sreekumar (ajith.sreekumar@est.tech) + */ +public class PdpStatusPublisher extends TimerTask { + + private static final Logger LOGGER = LoggerFactory.getLogger(PdpStatusPublisher.class); + + private TopicSinkClient topicSinkClient; + private Timer timer; + private long interval; + + /** + * Constructor for instantiating PdpStatusPublisher. + * + * @param topicSinks the topic sinks + * @param interval time interval to send pdp status + */ + public PdpStatusPublisher(final List<TopicSink> topicSinks, final long interval) { + this.topicSinkClient = new TopicSinkClient(topicSinks.get(0)); + this.interval = interval; + timer = new Timer(false); + timer.scheduleAtFixedRate(this, 0, interval); + } + + @Override + public void run() { + final PdpStatus pdpStatus = new PdpMessageHandler().createPdpStatusFromContext(); + topicSinkClient.send(pdpStatus); + LOGGER.debug("Sent heartbeat to PAP - {}", pdpStatus); + } + + /** + * Terminates the current timer. + */ + public void terminate() { + timer.cancel(); + timer.purge(); + } + + /** + * Get the current time interval used by the timer task. + * + * @return interval the current time interval + */ + public long getInterval() { + return interval; + } + + /** + * Method to send pdp status message to pap on demand. + * + * @param pdpStatus the pdp status + */ + public void send(final PdpStatus pdpStatus) { + topicSinkClient.send(pdpStatus); + LOGGER.debug("Sent pdp status message to PAP - {}", pdpStatus); + } +} |