opendaylight/netconf/netconf-notifications-impl/src/main/java/org/opendaylight/controller/netconf/notifications/impl/osgi/Activator.java

   1 /*
   2  * Copyright (c) 2015 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
   9 package org.opendaylight.controller.netconf.notifications.impl.osgi;
  10
  11 import com.google.common.base.Optional;
  12 import com.google.common.collect.Sets;
  13 import java.util.Collection;
  14 import java.util.Collections;
  15 import java.util.Hashtable;
  16 import java.util.Set;
  17 import org.opendaylight.controller.netconf.mapping.api.Capability;
  18 import org.opendaylight.controller.netconf.mapping.api.NetconfOperation;
  19 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationService;
  20 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationServiceFactory;
  21 import org.opendaylight.controller.netconf.notifications.NetconfNotification;
  22 import org.opendaylight.controller.netconf.notifications.NetconfNotificationCollector;
  23 import org.opendaylight.controller.netconf.notifications.impl.NetconfNotificationManager;
  24 import org.opendaylight.controller.netconf.notifications.impl.ops.CreateSubscription;
  25 import org.opendaylight.controller.netconf.notifications.impl.ops.Get;
  26 import org.osgi.framework.BundleActivator;
  27 import org.osgi.framework.BundleContext;
  28 import org.osgi.framework.ServiceRegistration;
  29
  30 public class Activator implements BundleActivator {
  31
  32     private ServiceRegistration<NetconfNotificationCollector> netconfNotificationCollectorServiceRegistration;
  33     private ServiceRegistration<NetconfOperationServiceFactory> operationaServiceRegistration;
  34     private NetconfNotificationManager netconfNotificationManager;
  35
  36     @Override
  37     public void start(final BundleContext context) throws Exception {
  38         netconfNotificationManager = new NetconfNotificationManager();
  39         netconfNotificationCollectorServiceRegistration = context.registerService(NetconfNotificationCollector.class, netconfNotificationManager, new Hashtable<String, Object>());
  40
  41         final NetconfOperationServiceFactory netconfOperationServiceFactory = new NetconfOperationServiceFactory() {
  42
  43             @Override
  44             public NetconfOperationService createService(final String netconfSessionIdForReporting) {
  45                 return new NetconfOperationService() {
  46
  47                     private final CreateSubscription createSubscription = new CreateSubscription(netconfSessionIdForReporting, netconfNotificationManager);
  48
  49                     @Override
  50                     public Set<Capability> getCapabilities() {
  51                         return Collections.<Capability>singleton(new NotificationsCapability());
  52                     }
  53
  54                     @Override
  55                     public Set<NetconfOperation> getNetconfOperations() {
  56                         return Sets.<NetconfOperation>newHashSet(
  57                                 new Get(netconfSessionIdForReporting, netconfNotificationManager),
  58                                 createSubscription);
  59                     }
  60
  61                     @Override
  62                     public void close() {
  63                         createSubscription.close();
  64                     }
  65                 };
  66             }
  67         };
  68
  69         operationaServiceRegistration = context.registerService(NetconfOperationServiceFactory.class, netconfOperationServiceFactory, new Hashtable<String, Object>());
  70
  71     }
  72
  73     @Override
  74     public void stop(final BundleContext context) throws Exception {
  75         if(netconfNotificationCollectorServiceRegistration != null) {
  76             netconfNotificationCollectorServiceRegistration.unregister();
  77             netconfNotificationCollectorServiceRegistration = null;
  78         }
  79         if (netconfNotificationManager != null) {
  80             netconfNotificationManager.close();
  81         }
  82         if (operationaServiceRegistration != null) {
  83             operationaServiceRegistration.unregister();
  84             operationaServiceRegistration = null;
  85         }
  86     }
  87
  88     private class NotificationsCapability implements Capability {
  89         @Override
  90         public String getCapabilityUri() {
  91             return NetconfNotification.NOTIFICATION_NAMESPACE;
  92         }
  93
  94         @Override
  95         public Optional<String> getModuleNamespace() {
  96             return Optional.absent();
  97         }
  98
  99         @Override
 100         public Optional<String> getModuleName() {
 101             return Optional.absent();
 102         }
 103
 104         @Override
 105         public Optional<String> getRevision() {
 106             return Optional.absent();
 107         }
 108
 109         @Override
 110         public Optional<String> getCapabilitySchema() {
 111             return Optional.absent();
 112         }
 113
 114         @Override
 115         public Collection<String> getLocation() {
 116             return Collections.emptyList();
 117         }
 118     }
 119 }