2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.clamp.controlloop.participant.simulator.simulation;
23 import java.util.HashSet;
24 import java.util.List;
26 import org.onap.policy.clamp.controlloop.common.handler.ControlLoopHandler;
27 import org.onap.policy.clamp.controlloop.participant.simulator.main.parameters.ParticipantSimulatorParameters;
28 import org.onap.policy.clamp.controlloop.participant.simulator.simulation.rest.SimulationQueryElementController;
29 import org.onap.policy.common.endpoints.event.comm.TopicSink;
30 import org.onap.policy.common.endpoints.listeners.MessageTypeDispatcher;
33 * This class handles simulation of participants and control loop elements.
35 * <p/>It is effectively a singleton that is started at system start.
37 public class SimulationHandler extends ControlLoopHandler {
41 * @param parameters the parameters for access to the database
43 public SimulationHandler(ParticipantSimulatorParameters parameters) {
44 super(parameters.getDatabaseProviderParameters());
48 public Set<Class<?>> getProviderClasses() {
49 Set<Class<?>> providerClasses = new HashSet<>();
51 providerClasses.add(SimulationQueryElementController.class);
53 return providerClasses;
57 public void startAndRegisterListeners(MessageTypeDispatcher msgDispatcher) {
58 // No topic communication on this handler
62 public void startAndRegisterPublishers(List<TopicSink> topicSinks) {
63 // No topic communication on this handler
67 public void stopAndUnregisterPublishers() {
68 // No topic communication on this handler
72 public void stopAndUnregisterListeners(MessageTypeDispatcher msgDispatcher) {
73 // No topic communication on this handler
77 public void startProviders() {
78 // No providers on this handler
82 public void stopProviders() {
83 // No providers on this handler