tests/honeynode/minimal-distribution-core/src/main/java/io/fd/honeycomb/infra/distro/data/HoneycombNotificationManagerProvider.java

   1 /*
   2  * Copyright (c) 2016 Cisco and/or its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package io.fd.honeycomb.infra.distro.data;
  18
  19 import com.google.common.collect.Lists;
  20 import com.google.inject.Inject;
  21 import io.fd.honeycomb.binding.init.ProviderTrait;
  22 import io.fd.honeycomb.notification.ManagedNotificationProducer;
  23 import io.fd.honeycomb.notification.NotificationCollector;
  24 import io.fd.honeycomb.notification.impl.HoneycombNotificationCollector;
  25 import io.fd.honeycomb.notification.impl.NotificationProducerRegistry;
  26 import io.fd.honeycomb.notification.impl.NotificationProducerTracker;
  27 import java.util.HashSet;
  28 import java.util.Set;
  29 import org.opendaylight.controller.md.sal.binding.impl.BindingDOMNotificationPublishServiceAdapter;
  30 import org.opendaylight.controller.md.sal.binding.impl.BindingToNormalizedNodeCodec;
  31 import org.opendaylight.controller.md.sal.dom.broker.impl.DOMNotificationRouter;
  32
  33 public final class HoneycombNotificationManagerProvider extends ProviderTrait<NotificationCollector> {
  34
  35     @Inject
  36     private DOMNotificationRouter notificationRouter;
  37     @Inject(optional = true)
  38     private Set<ManagedNotificationProducer> notificationProducers = new HashSet<>();
  39     @Inject
  40     private BindingToNormalizedNodeCodec codec;
  41
  42     @Override
  43     protected HoneycombNotificationCollector create() {
  44         // Create the registry to keep track of what'OPERATIONAL registered
  45         NotificationProducerRegistry notificationProducerRegistry =
  46                 new NotificationProducerRegistry(Lists.newArrayList(notificationProducers));
  47
  48         // Create BA version of notification service (implementation is free from ODL)
  49         BindingDOMNotificationPublishServiceAdapter bindingDOMNotificationPublishServiceAdapter =
  50                 new BindingDOMNotificationPublishServiceAdapter(codec, notificationRouter);
  51
  52         // Create Collector on top of BA notification service and registry
  53         HoneycombNotificationCollector honeycombNotificationCollector =
  54                 new HoneycombNotificationCollector(bindingDOMNotificationPublishServiceAdapter,
  55                         notificationProducerRegistry);
  56
  57         // Create tracker, responsible for starting and stopping registered notification producers whenever necessary
  58         NotificationProducerTracker notificationProducerTracker =
  59                 new NotificationProducerTracker(notificationProducerRegistry, honeycombNotificationCollector,
  60                         notificationRouter);
  61
  62         // DOMNotificationService is already provided by DOMBroker injected into RESTCONF, however RESTCONF
  63         // only supports data-change notification, nothing else. So currently (Beryllium-SR2) honeycomb notifications
  64         // won't be available over RESTCONF.
  65
  66         return honeycombNotificationCollector;
  67     }
  68 }