nbinotifications/src/main/java/org/opendaylight/transportpce/nbinotifications/utils/TopicManager.java

   1 /*
   2  * Copyright © 2021 Nokia, 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.utils;
   9
  10 import java.util.HashMap;
  11 import java.util.Map;
  12 import org.opendaylight.transportpce.common.converter.JsonStringConverter;
  13 import org.opendaylight.transportpce.nbinotifications.listener.NbiNotificationsHandler;
  14 import org.opendaylight.transportpce.nbinotifications.producer.Publisher;
  15 import org.opendaylight.transportpce.nbinotifications.serialization.NotificationAlarmServiceSerializer;
  16 import org.opendaylight.transportpce.nbinotifications.serialization.NotificationServiceSerializer;
  17 import org.opendaylight.transportpce.nbinotifications.serialization.TapiNotificationSerializer;
  18 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.NotificationAlarmService;
  19 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.NotificationProcessService;
  20 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.NotificationTapiService;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23
  24 public final class TopicManager {
  25
  26     private static final Logger LOG = LoggerFactory.getLogger(TopicManager.class);
  27     private static TopicManager instance = new TopicManager();
  28
  29     private Map<String, Publisher<NotificationTapiService>> tapiPublisherMap = new HashMap<>();
  30     private String publisherServer;
  31     private JsonStringConverter<NotificationTapiService> tapiConverter;
  32     private NbiNotificationsHandler nbiNotificationsListener;
  33     private Map<String, Publisher<NotificationAlarmService>> alarmPublisherMap = new HashMap<>();
  34     private Map<String, Publisher<NotificationProcessService>> processPublisherMap = new HashMap<>();
  35     private JsonStringConverter<NotificationProcessService> processConverter;
  36     private JsonStringConverter<NotificationAlarmService> alarmConverter;
  37
  38     private TopicManager() {
  39     }
  40
  41     public static TopicManager getInstance() {
  42         return instance;
  43     }
  44
  45     public void setNbiNotificationsListener(NbiNotificationsHandler nbiNotificationsListener) {
  46         this.nbiNotificationsListener = nbiNotificationsListener;
  47     }
  48
  49     public void setProcessConverter(JsonStringConverter<NotificationProcessService> processConverter) {
  50         this.processConverter = processConverter;
  51     }
  52
  53     public void setAlarmConverter(JsonStringConverter<NotificationAlarmService> alarmConverter) {
  54         this.alarmConverter = alarmConverter;
  55     }
  56
  57     public void setTapiConverter(JsonStringConverter<NotificationTapiService> tapiConverter) {
  58         this.tapiConverter = tapiConverter;
  59     }
  60
  61     public void setPublisherServer(String publisherServer) {
  62         this.publisherServer = publisherServer;
  63     }
  64
  65     public void addProcessTopic(String topic) {
  66         LOG.info("Adding process topic: {}", topic);
  67         processPublisherMap.put(topic, new Publisher<>(topic, publisherServer, processConverter,
  68             NotificationServiceSerializer.class));
  69         if (this.nbiNotificationsListener != null) {
  70             this.nbiNotificationsListener.setPublishersServiceMap(processPublisherMap);
  71         }
  72     }
  73
  74     public void addAlarmTopic(String topic) {
  75         LOG.info("Adding alarm topic: {}", topic);
  76         alarmPublisherMap.put(topic, new Publisher<>(topic, publisherServer, alarmConverter,
  77                 NotificationAlarmServiceSerializer.class));
  78         if (this.nbiNotificationsListener != null) {
  79             this.nbiNotificationsListener.setPublishersAlarmMap(alarmPublisherMap);
  80         }
  81     }
  82
  83     public void addTapiTopic(String topic) {
  84         if (tapiPublisherMap.containsKey(topic)) {
  85             LOG.info("Tapi topic: {} already exists", topic);
  86             return;
  87         }
  88         LOG.info("Adding new tapi topic: {}", topic);
  89         tapiPublisherMap.put(topic, new Publisher<>(topic, publisherServer, tapiConverter,
  90             TapiNotificationSerializer.class));
  91         if (this.nbiNotificationsListener != null) {
  92             this.nbiNotificationsListener.setTapiPublishersMap(tapiPublisherMap);
  93         }
  94     }
  95
  96     public void deleteTapiTopic(String topic) {
  97         if (!tapiPublisherMap.containsKey(topic)) {
  98             LOG.info("Tapi topic: {} doesnt exist", topic);
  99             return;
 100         }
 101         LOG.info("Deleting tapi topic: {}", topic);
 102         tapiPublisherMap.remove(topic);
 103         if (this.nbiNotificationsListener != null) {
 104             this.nbiNotificationsListener.setTapiPublishersMap(tapiPublisherMap);
 105         }
 106     }
 107
 108     public Map<String, Publisher<NotificationTapiService>> getTapiTopicMap() {
 109         return this.tapiPublisherMap;
 110     }
 111
 112     public Map<String, Publisher<NotificationAlarmService>> getAlarmTopicMap() {
 113         return this.alarmPublisherMap;
 114     }
 115
 116     public Map<String, Publisher<NotificationProcessService>> getProcessTopicMap() {
 117         return this.processPublisherMap;
 118     }
 119 }