cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/event/lcm/LcmEventsCmHandleStateHandlerImpl.java

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2022 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
   8  *
   9  *       http://www.apache.org/licenses/LICENSE-2.0
  10  *
  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.
  16  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.cps.ncmp.api.impl.event.lcm;
  22
  23 import static org.onap.cps.ncmp.api.inventory.CmHandleState.ADVISED;
  24 import static org.onap.cps.ncmp.api.inventory.CmHandleState.DELETED;
  25 import static org.onap.cps.ncmp.api.inventory.CmHandleState.LOCKED;
  26 import static org.onap.cps.ncmp.api.inventory.CmHandleState.READY;
  27
  28 import lombok.RequiredArgsConstructor;
  29 import lombok.extern.slf4j.Slf4j;
  30 import org.onap.cps.ncmp.api.impl.utils.YangDataConverter;
  31 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
  32 import org.onap.cps.ncmp.api.inventory.CmHandleState;
  33 import org.onap.cps.ncmp.api.inventory.CompositeStateUtils;
  34 import org.onap.cps.ncmp.api.inventory.InventoryPersistence;
  35 import org.onap.cps.ncmp.api.models.NcmpServiceCmHandle;
  36 import org.onap.ncmp.cmhandle.event.lcm.LcmEvent;
  37 import org.springframework.stereotype.Service;
  38
  39 @Slf4j
  40 @Service
  41 @RequiredArgsConstructor
  42 public class LcmEventsCmHandleStateHandlerImpl implements LcmEventsCmHandleStateHandler {
  43
  44     private final InventoryPersistence inventoryPersistence;
  45     private final LcmEventsCreator lcmEventsCreator;
  46     private final LcmEventsService lcmEventsService;
  47
  48
  49     @Override
  50     public void updateCmHandleState(final YangModelCmHandle yangModelCmHandle,
  51             final CmHandleState targetCmHandleState) {
  52         if (yangModelCmHandle.getCompositeState().getCmHandleState() == targetCmHandleState) {
  53             log.debug("CmHandle with id : {} already in state : {}", yangModelCmHandle.getId(), targetCmHandleState);
  54         } else {
  55             updateToSpecifiedCmHandleState(yangModelCmHandle, targetCmHandleState);
  56             publishLcmEvent(yangModelCmHandle);
  57         }
  58
  59     }
  60
  61     private void updateToSpecifiedCmHandleState(final YangModelCmHandle yangModelCmHandle,
  62             final CmHandleState targetCmHandleState) {
  63
  64         if (READY == targetCmHandleState) {
  65             CompositeStateUtils.setCompositeStateToReadyWithInitialDataStoreSyncState()
  66                     .accept(yangModelCmHandle.getCompositeState());
  67             inventoryPersistence.saveCmHandleState(yangModelCmHandle.getId(), yangModelCmHandle.getCompositeState());
  68         } else if (ADVISED == targetCmHandleState) {
  69             if (yangModelCmHandle.getCompositeState().getCmHandleState() == LOCKED) {
  70                 retryCmHandle(yangModelCmHandle);
  71             } else {
  72                 registerNewCmHandle(yangModelCmHandle);
  73             }
  74         } else if (DELETED == targetCmHandleState) {
  75             setCmHandleState(yangModelCmHandle, targetCmHandleState);
  76         } else {
  77             updateAndSaveCmHandleState(yangModelCmHandle, targetCmHandleState);
  78         }
  79     }
  80
  81     private void retryCmHandle(final YangModelCmHandle yangModelCmHandle) {
  82         CompositeStateUtils.setCompositeStateForRetry().accept(yangModelCmHandle.getCompositeState());
  83         inventoryPersistence.saveCmHandleState(yangModelCmHandle.getId(), yangModelCmHandle.getCompositeState());
  84     }
  85
  86     private void registerNewCmHandle(final YangModelCmHandle yangModelCmHandle) {
  87         setCmHandleState(yangModelCmHandle, ADVISED);
  88         inventoryPersistence.saveCmHandle(yangModelCmHandle);
  89     }
  90
  91     private void publishLcmEvent(final YangModelCmHandle yangModelCmHandle) {
  92         final NcmpServiceCmHandle ncmpServiceCmHandle =
  93                 YangDataConverter.convertYangModelCmHandleToNcmpServiceCmHandle(yangModelCmHandle);
  94         final String cmHandleId = ncmpServiceCmHandle.getCmHandleId();
  95         final LcmEvent lcmEvent = lcmEventsCreator.populateLcmEvent(cmHandleId);
  96         lcmEventsService.publishLcmEvent(cmHandleId, lcmEvent);
  97     }
  98
  99     private void updateAndSaveCmHandleState(final YangModelCmHandle yangModelCmHandle,
 100                                             final CmHandleState targetCmHandleState) {
 101         setCmHandleState(yangModelCmHandle, targetCmHandleState);
 102         inventoryPersistence.saveCmHandleState(yangModelCmHandle.getId(), yangModelCmHandle.getCompositeState());
 103     }
 104
 105     private void setCmHandleState(final YangModelCmHandle yangModelCmHandle, final CmHandleState targetCmHandleState) {
 106         CompositeStateUtils.setCompositeState(targetCmHandleState).accept(yangModelCmHandle.getCompositeState());
 107     }
 108 }