dmaap-client/src/main/java/org/opendaylight/transportpce/dmaap/client/listener/NbiNotificationsHandler.java

   1 /*
   2  * Copyright © 2021 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.dmaap.client.listener;
   9
  10 import java.util.Set;
  11 import javax.ws.rs.WebApplicationException;
  12 import javax.ws.rs.client.Client;
  13 import javax.ws.rs.client.ClientBuilder;
  14 import org.glassfish.jersey.client.authentication.HttpAuthenticationFeature;
  15 import org.glassfish.jersey.client.proxy.WebResourceFactory;
  16 import org.glassfish.jersey.jackson.JacksonFeature;
  17 import org.glassfish.jersey.logging.LoggingFeature;
  18 import org.opendaylight.mdsal.binding.api.NotificationService.CompositeListener;
  19 import org.opendaylight.transportpce.dmaap.client.resource.EventsApi;
  20 import org.opendaylight.transportpce.dmaap.client.resource.config.JsonConfigurator;
  21 import org.opendaylight.transportpce.dmaap.client.resource.model.CreatedEvent;
  22 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230726.PublishNotificationAlarmService;
  23 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230726.PublishNotificationProcessService;
  24 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230726.PublishTapiNotificationService;
  25 import org.opendaylight.yangtools.concepts.Registration;
  26 import org.slf4j.Logger;
  27 import org.slf4j.LoggerFactory;
  28
  29 public class NbiNotificationsHandler {
  30     private static final Logger LOG = LoggerFactory.getLogger(NbiNotificationsHandler.class);
  31     private String topic = "unauthenticated.TPCE";
  32     private EventsApi api;
  33     private Registration reg;
  34
  35     public NbiNotificationsHandler(String baseUrl, String username, String password) {
  36         LOG.info("Dmaap server {} for user {}", baseUrl, username);
  37         Client client = ClientBuilder.newClient();
  38         if (username != null && username.isBlank() && password != null && !password.isBlank()) {
  39             HttpAuthenticationFeature authFeature = HttpAuthenticationFeature.basic(username, password);
  40             client.register(authFeature);
  41             topic = "authenticated.TPCE";
  42         }
  43         client.register(new LoggingFeature(java.util.logging.Logger.getLogger(this.getClass().getName())))
  44         .register(JacksonFeature.class).register(JsonConfigurator.class);
  45         api = WebResourceFactory.newResource(EventsApi.class, client.target(baseUrl));
  46
  47     }
  48
  49     public CompositeListener getCompositeListener() {
  50         return new CompositeListener(Set.of(
  51             new CompositeListener.Component<>(
  52                 PublishNotificationProcessService.class, this::onPublishNotificationProcessService),
  53             new CompositeListener.Component<>(
  54                 PublishNotificationAlarmService.class, this::onPublishNotificationAlarmService),
  55             new CompositeListener.Component<>(
  56                 PublishTapiNotificationService.class, this::onPublishTapiNotificationService)
  57         ));
  58     }
  59
  60     void onPublishNotificationProcessService(PublishNotificationProcessService notification) {
  61         try {
  62             CreatedEvent response = api.sendEvent(topic, notification);
  63             LOG.info("Response received {}", response);
  64         } catch (WebApplicationException e) {
  65             LOG.warn("Cannot send event {}", notification, e);
  66         }
  67
  68     }
  69
  70     private void onPublishNotificationAlarmService(PublishNotificationAlarmService notification) {
  71     }
  72
  73     private void onPublishTapiNotificationService(PublishTapiNotificationService notification) {
  74     }
  75 }