servicehandler/src/main/java/org/opendaylight/transportpce/servicehandler/impl/ServiceHandlerProvider.java

   1 /*
   2  * Copyright © 2017 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
   9 package org.opendaylight.transportpce.servicehandler.impl;
  10
  11 import org.opendaylight.mdsal.binding.api.DataBroker;
  12 import org.opendaylight.mdsal.binding.api.DataTreeChangeListener;
  13 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
  14 import org.opendaylight.mdsal.binding.api.NotificationService;
  15 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  16 import org.opendaylight.transportpce.servicehandler.listeners.NetworkModelNotificationHandler;
  17 import org.opendaylight.transportpce.servicehandler.listeners.PceNotificationHandler;
  18 import org.opendaylight.transportpce.servicehandler.listeners.RendererNotificationHandler;
  19 import org.opendaylight.transportpce.servicehandler.service.ServiceDataStoreOperations;
  20 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev230526.ServiceList;
  21 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev230526.service.list.Services;
  22 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  23 import org.opendaylight.yangtools.concepts.Registration;
  24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  25 import org.osgi.service.component.annotations.Activate;
  26 import org.osgi.service.component.annotations.Component;
  27 import org.osgi.service.component.annotations.Deactivate;
  28 import org.osgi.service.component.annotations.Reference;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 /**
  33  * Class to register
  34  * Servicehandler Service and Notification.
  35  * @author Martial Coulibaly ( martial.coulibaly@gfi.com ) on behalf of Orange
  36  *
  37  */
  38 @Component
  39 public class ServiceHandlerProvider {
  40
  41     private static final Logger LOG = LoggerFactory.getLogger(ServiceHandlerProvider.class);
  42     private static final InstanceIdentifier<Services> SERVICE = InstanceIdentifier.builder(ServiceList.class)
  43             .child(Services.class).build();
  44
  45     private final Registration pcelistenerRegistration;
  46     private ListenerRegistration<DataTreeChangeListener<Services>> serviceDataTreeChangeListenerRegistration;
  47     private final Registration rendererlistenerRegistration;
  48     private final Registration networkmodellistenerRegistration;
  49     private ServiceDataStoreOperations serviceDataStoreOperations;
  50
  51     @Activate
  52     public ServiceHandlerProvider(@Reference final DataBroker dataBroker,
  53             @Reference NotificationService notificationService,
  54             @Reference ServiceDataStoreOperations serviceDataStoreOperations,
  55             @Reference PceNotificationHandler pceNotificationHandler,
  56             @Reference RendererNotificationHandler rendererNotificationHandler,
  57             @Reference NetworkModelNotificationHandler networkModelNotificationHandler,
  58             @Reference DataTreeChangeListener<Services> serviceListener) {
  59         this.serviceDataStoreOperations = serviceDataStoreOperations;
  60         this.serviceDataStoreOperations.initialize();
  61         pcelistenerRegistration = notificationService
  62             .registerCompositeListener(pceNotificationHandler.getCompositeListener());
  63         rendererlistenerRegistration = notificationService
  64             .registerCompositeListener(rendererNotificationHandler.getCompositeListener());
  65         networkmodellistenerRegistration = notificationService
  66             .registerCompositeListener(networkModelNotificationHandler.getCompositeListener());
  67         serviceDataTreeChangeListenerRegistration = dataBroker.registerDataTreeChangeListener(
  68             DataTreeIdentifier.create(LogicalDatastoreType.OPERATIONAL, SERVICE), serviceListener);
  69         LOG.info("ServicehandlerProvider Session Initiated");
  70         LOG.info("Transportpce controller started");
  71     }
  72
  73     /**
  74      * Method called when the blueprint container is destroyed.
  75      */
  76     @Deactivate
  77     public void close() {
  78         LOG.info("ServicehandlerProvider Closed");
  79         pcelistenerRegistration.close();
  80         serviceDataTreeChangeListenerRegistration.close();
  81         rendererlistenerRegistration.close();
  82         networkmodellistenerRegistration.close();
  83     }
  84 }