/*- * ============LICENSE_START======================================================= * Copyright (C) 2018 Ericsson. 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.distribution.reception.handling.sdc; import java.util.Timer; import java.util.TimerTask; /** * This class implements TimerTask for calling life cycle methods of SdcClient iteratively after specified interval * until the operation is successful. * * @author Ram Krishna Verma (ram.krishna.verma@ericsson.com) */ public class SdcClientHandler extends TimerTask { private SdcReceptionHandler sdcReceptionHandler; private SdcClientOperationType operationType; private Timer timer; public enum SdcClientOperationType { START, STOP } /** * Constructs an instance of {@link SdcClientHandler} class. * * @param sdcReceptionHandler the sdcReceptionHandler */ public SdcClientHandler(final SdcReceptionHandler sdcReceptionHandler, final SdcClientOperationType operationType, final long retryDelay) { this.sdcReceptionHandler = sdcReceptionHandler; this.operationType = operationType; timer = new Timer(false); timer.scheduleAtFixedRate(this, 0, retryDelay * 1000L); } /** * {@inheritDoc}. */ @Override public void run() { if (SdcClientOperationType.START.equals(operationType)) { sdcReceptionHandler.initializeSdcClient(); sdcReceptionHandler.startSdcClient(); } else { sdcReceptionHandler.stopSdcClient(); } } /** * {@inheritDoc}. */ @Override public boolean cancel() { timer.cancel(); return true; } }