opendaylight/md-sal/topology-lldp-discovery/src/main/java/org/opendaylight/md/controller/topology/lldp/LLDPDiscoveryProvider.java

   1 /**
   2  * Copyright (c) 2013 Cisco Systems, 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.md.controller.topology.lldp;
   9
  10 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  11 import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
  12 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  13 import org.opendaylight.yangtools.yang.binding.NotificationListener;
  14 import org.slf4j.Logger;
  15 import org.slf4j.LoggerFactory;
  16
  17 public class LLDPDiscoveryProvider implements AutoCloseable {
  18     private final static Logger LOG =  LoggerFactory.getLogger(LLDPDiscoveryProvider.class);
  19     private DataProviderService dataService;
  20     private NotificationProviderService notificationService;
  21     private final LLDPDiscoveryListener commiter = new LLDPDiscoveryListener(LLDPDiscoveryProvider.this);
  22     private ListenerRegistration<NotificationListener> listenerRegistration;
  23
  24     public DataProviderService getDataService() {
  25         return this.dataService;
  26     }
  27
  28     public void setDataService(final DataProviderService dataService) {
  29         this.dataService = dataService;
  30     }
  31
  32     public NotificationProviderService getNotificationService() {
  33         return this.notificationService;
  34     }
  35
  36     public void setNotificationService(final NotificationProviderService notificationService) {
  37         this.notificationService = notificationService;
  38     }
  39
  40     public void start() {
  41         ListenerRegistration<NotificationListener> registerNotificationListener = this.getNotificationService().registerNotificationListener(this.commiter);
  42         this.listenerRegistration = registerNotificationListener;
  43         LLDPLinkAger.getInstance().setManager(this);
  44         LOG.info("LLDPDiscoveryListener Started.");
  45     }
  46
  47     public void close() {
  48         try {
  49             LOG.info("LLDPDiscoveryListener stopped.");
  50             if (this.listenerRegistration!=null) {
  51                 this.listenerRegistration.close();
  52             }
  53             LLDPLinkAger.getInstance().close();
  54         } catch (Exception e) {
  55             throw new Error(e);
  56         }
  57     }
  58 }