nbinotifications/src/main/java/org/opendaylight/transportpce/nbinotifications/impl/rpc/DeleteNotificationSubscriptionServiceImpl.java

   1 /*
   2  * Copyright © 2024 Orange, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.transportpce.nbinotifications.impl.rpc;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.util.Map;
  12 import java.util.NoSuchElementException;
  13 import java.util.Optional;
  14 import java.util.concurrent.ExecutionException;
  15 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  16 import org.opendaylight.transportpce.common.network.NetworkTransactionService;
  17 import org.opendaylight.transportpce.nbinotifications.utils.TopicManager;
  18 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev221121.Context;
  19 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev221121.Uuid;
  20 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.Context1;
  21 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.DeleteNotificationSubscriptionService;
  22 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.DeleteNotificationSubscriptionServiceInput;
  23 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.DeleteNotificationSubscriptionServiceOutput;
  24 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.DeleteNotificationSubscriptionServiceOutputBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.context.NotificationContext;
  26 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.notification.context.NotifSubscription;
  27 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.notification.context.NotifSubscriptionKey;
  28 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.notification.subscription.service.SubscriptionFilter;
  29 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.notification.subscription.service.SubscriptionFilterKey;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31 import org.opendaylight.yangtools.yang.common.ErrorType;
  32 import org.opendaylight.yangtools.yang.common.RpcResult;
  33 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37
  38 public class DeleteNotificationSubscriptionServiceImpl implements DeleteNotificationSubscriptionService {
  39     private static final Logger LOG = LoggerFactory.getLogger(DeleteNotificationSubscriptionServiceImpl.class);
  40
  41     private final NetworkTransactionService networkTransactionService;
  42     private final TopicManager topicManager;
  43
  44     public DeleteNotificationSubscriptionServiceImpl(NetworkTransactionService networkTransactionService,
  45             TopicManager topicManager) {
  46         this.networkTransactionService = networkTransactionService;
  47         this.topicManager = topicManager;
  48     }
  49
  50     @Override
  51     public ListenableFuture<RpcResult<DeleteNotificationSubscriptionServiceOutput>> invoke(
  52             DeleteNotificationSubscriptionServiceInput input) {
  53         try {
  54             if (input == null || input.getUuid() == null) {
  55                 LOG.warn("Missing mandatory params for input {}", input);
  56                 return RpcResultBuilder.<DeleteNotificationSubscriptionServiceOutput>failed()
  57                     .withError(ErrorType.RPC, "Missing input parameters").buildFuture();
  58             }
  59             Uuid notifSubsUuid = input.getUuid();
  60             InstanceIdentifier<NotifSubscription> notifSubscriptionIID = InstanceIdentifier.builder(Context.class)
  61                 .augmentation(Context1.class).child(NotificationContext.class).child(NotifSubscription.class,
  62                     new NotifSubscriptionKey(notifSubsUuid)).build();
  63             Optional<NotifSubscription> optionalNotifSub = this.networkTransactionService.read(
  64                 LogicalDatastoreType.OPERATIONAL, notifSubscriptionIID).get();
  65
  66             if (optionalNotifSub.isEmpty()) {
  67                 return RpcResultBuilder.<DeleteNotificationSubscriptionServiceOutput>failed()
  68                     .withError(ErrorType.APPLICATION,
  69                         "Notification subscription doesnt exist").buildFuture();
  70             }
  71             NotifSubscription notifSubscription = optionalNotifSub.orElseThrow();
  72             this.networkTransactionService.delete(LogicalDatastoreType.OPERATIONAL, notifSubscriptionIID);
  73             this.networkTransactionService.commit().get();
  74             for (Map.Entry<SubscriptionFilterKey, SubscriptionFilter> sfEntry : notifSubscription
  75                     .getSubscriptionFilter().entrySet()) {
  76                 for (Uuid objectUuid:sfEntry.getValue().getRequestedObjectIdentifier()) {
  77                     this.topicManager.deleteTapiTopic(objectUuid.getValue());
  78                 }
  79             }
  80 //            for (Uuid objectUuid:notifSubscription.getSubscriptionFilter().getRequestedObjectIdentifier()) {
  81 //                this.topicManager.deleteTapiTopic(objectUuid.getValue());
  82 //            }
  83             return RpcResultBuilder.success(new DeleteNotificationSubscriptionServiceOutputBuilder().build())
  84                 .buildFuture();
  85         } catch (InterruptedException | ExecutionException | NoSuchElementException e) {
  86             LOG.error("Failed to delete Notification subscription service", e);
  87         }
  88         return RpcResultBuilder.<DeleteNotificationSubscriptionServiceOutput>failed()
  89             .withError(ErrorType.APPLICATION,
  90                 "Failed to delete notification subscription service").buildFuture();
  91     }
  92
  93 }