src/main/java/org/onap/dcaegen2/services/sonhms/dmaap/PolicyNotificationCallback.java

   1 /*******************************************************************************
   2  *  ============LICENSE_START=======================================================
   3  *  son-handler
   4  *  ================================================================================
   5  *   Copyright (C) 2020 Wipro Limited.
   6  *   ==============================================================================
   7  *     Licensed under the Apache License, Version 2.0 (the "License");
   8  *     you may not use this file except in compliance with the License.
   9  *     You may obtain a copy of the License at
  10  *
  11  *          http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  *     Unless required by applicable law or agreed to in writing, software
  14  *     distributed under the License is distributed on an "AS IS" BASIS,
  15  *     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  *     See the License for the specific language governing permissions and
  17  *     limitations under the License.
  18  *     ============LICENSE_END=========================================================
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  21
  22 package org.onap.dcaegen2.services.sonhms.dmaap;
  23
  24 import com.fasterxml.jackson.databind.ObjectMapper;
  25 import java.io.IOException;
  26 import java.util.List;
  27
  28 import org.onap.dcaegen2.services.sonhms.Configuration;
  29 import org.onap.dcaegen2.services.sonhms.dao.FixedPciCellsRepository;
  30 import org.onap.dcaegen2.services.sonhms.dao.PciUpdateRepository;
  31 import org.onap.dcaegen2.services.sonhms.entity.FixedPciCells;
  32 import org.onap.dcaegen2.services.sonhms.model.Configurations;
  33 import org.onap.dcaegen2.services.sonhms.model.Payload;
  34 import org.onap.dcaegen2.services.sonhms.model.PolicyNotification;
  35 import org.onap.dcaegen2.services.sonhms.utils.BeanUtil;
  36 import org.slf4j.Logger;
  37
  38 public class PolicyNotificationCallback extends NotificationCallback {
  39
  40         private static final Logger log = org.slf4j.LoggerFactory.getLogger(PolicyNotificationCallback.class);
  41
  42         @Override
  43         public void activateCallBack(String msg) {
  44                 handlePolicyNotification(msg);
  45         }
  46
  47         private void handlePolicyNotification(String msg) {
  48                 log.info("Message received from policy: " +msg);
  49                 PciUpdateRepository pciUpdateRepository = BeanUtil.getBean(PciUpdateRepository.class);
  50                 Configuration configuration = Configuration.getInstance();
  51                 try {
  52                         ObjectMapper mapper = new ObjectMapper();
  53                         PolicyNotification policyResponse = mapper.readValue(msg, PolicyNotification.class);
  54                         String payload = policyResponse.getPayload();
  55                         Payload payloadObject = mapper.readValue(payload, Payload.class);
  56                         List<Configurations> configurationList = payloadObject.getConfiguration();
  57                         for (Configurations config : configurationList) {
  58                                 int status = config.getStatus().getCode();
  59                                 if (status != 200) {
  60                                         String cellId = config.getData().getFapservice().getAlias();
  61
  62                                         int negativeAckCount = pciUpdateRepository.getNegativeAckCountforCellId(cellId);
  63                                         if (negativeAckCount > configuration.getPolicyNegativeAckThreshold()) {
  64                                                 long fixedPci = pciUpdateRepository.getOldPciforCellId(cellId);
  65
  66                                                 FixedPciCellsRepository fixedPciCellsRepository = BeanUtil
  67                                                                 .getBean(FixedPciCellsRepository.class);
  68                                                 FixedPciCells fixedPciCells = new FixedPciCells();
  69                                                 fixedPciCells.setCellId(cellId);
  70                                                 fixedPciCells.setFixedPci(fixedPci);
  71                                                 fixedPciCellsRepository.save(fixedPciCells);
  72                                                 pciUpdateRepository.deleterecordforCellId(cellId);
  73                                         } else {
  74
  75                                                 pciUpdateRepository.increaseNegativeAckCountforCellId(++negativeAckCount, cellId);
  76                                         }
  77                                 } else {
  78
  79                                         String cellId = config.getData().getFapservice().getAlias();
  80                                         pciUpdateRepository.deleterecordforCellId(cellId);
  81                                 }
  82
  83                                 String statusToString = Integer.toString(status);
  84                                 log.info("Handled response from policy, status code {}", statusToString);
  85                         }
  86                 } catch (Exception e) {
  87                         log.info("caught exception while fetching policy response:" + e);
  88
  89                 }
  90         }
  91 }