nbinotifications/src/main/java/org/opendaylight/transportpce/nbinotifications/impl/NbiNotificationsProvider.java

   1 /*
   2  * Copyright © 2020 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;
   9
  10 import java.util.HashMap;
  11 import java.util.List;
  12 import java.util.Map;
  13 import org.opendaylight.mdsal.binding.api.NotificationService;
  14 import org.opendaylight.mdsal.binding.api.RpcProviderService;
  15 import org.opendaylight.mdsal.binding.dom.codec.spi.BindingDOMCodecServices;
  16 import org.opendaylight.transportpce.common.converter.JsonStringConverter;
  17 import org.opendaylight.transportpce.nbinotifications.listener.NbiNotificationsListenerImpl;
  18 import org.opendaylight.transportpce.nbinotifications.producer.Publisher;
  19 import org.opendaylight.yang.gen.v1.nbi.notifications.rev201130.NbiNotificationsListener;
  20 import org.opendaylight.yang.gen.v1.nbi.notifications.rev201130.NbiNotificationsService;
  21 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  22 import org.opendaylight.yangtools.concepts.ObjectRegistration;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 public class NbiNotificationsProvider {
  27
  28     private static final Logger LOG = LoggerFactory.getLogger(NbiNotificationsProvider.class);
  29     private static Map<String, Publisher> publishersMap =  new HashMap<>();
  30
  31     private final RpcProviderService rpcService;
  32     private ObjectRegistration<NbiNotificationsService> rpcRegistration;
  33     private ListenerRegistration<NbiNotificationsListener> listenerRegistration;
  34     private NotificationService notificationService;
  35     private final JsonStringConverter<org.opendaylight.yang.gen.v1
  36         .nbi.notifications.rev201130.NotificationService> converter;
  37     private final String suscriberServer;
  38
  39
  40     public NbiNotificationsProvider(List<String> topics,
  41             String suscriberServer, String publisherServer,
  42             RpcProviderService rpcProviderService, NotificationService notificationService,
  43             BindingDOMCodecServices bindingDOMCodecServices) {
  44         this.rpcService = rpcProviderService;
  45         this.notificationService = notificationService;
  46         converter =  new JsonStringConverter<>(bindingDOMCodecServices);
  47         for (String topic: topics) {
  48             LOG.info("Creating publisher for topic {}", topic);
  49             publishersMap.put(topic, new Publisher(topic, publisherServer, converter));
  50         }
  51         this.suscriberServer = suscriberServer;
  52     }
  53
  54     /**
  55      * Method called when the blueprint container is created.
  56      */
  57     public void init() {
  58         LOG.info("NbiNotificationsProvider Session Initiated");
  59         rpcRegistration = rpcService.registerRpcImplementation(NbiNotificationsService.class,
  60                 new NbiNotificationsImpl(converter, suscriberServer));
  61         listenerRegistration = notificationService.registerNotificationListener(
  62                 new NbiNotificationsListenerImpl(publishersMap));
  63     }
  64
  65     /**
  66      * Method called when the blueprint container is destroyed.
  67      */
  68     public void close() {
  69         for (Publisher publisher : publishersMap.values()) {
  70             publisher.close();
  71         }
  72         rpcRegistration.close();
  73         listenerRegistration.close();
  74         LOG.info("NbiNotificationsProvider Closed");
  75     }
  76
  77 }