opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeChangeListenerPublisherActorProxy.java

   1 /*
   2  * Copyright (c) 2016 Brocade Communications 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.controller.cluster.datastore;
   9
  10 import akka.actor.ActorContext;
  11 import javax.annotation.concurrent.NotThreadSafe;
  12 import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
  13 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  14 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  15
  16 /**
  17  * Implementation of ShardDataTreeChangeListenerPublisher that offloads the generation and publication
  18  * of data tree change notifications to an actor.
  19  *
  20  * @author Thomas Pantelis
  21  */
  22 @NotThreadSafe
  23 class ShardDataTreeChangeListenerPublisherActorProxy extends AbstractShardDataTreeNotificationPublisherActorProxy
  24         implements ShardDataTreeChangeListenerPublisher {
  25
  26     private final ShardDataTreeChangeListenerPublisher delegatePublisher = new DefaultShardDataTreeChangeListenerPublisher();
  27
  28     ShardDataTreeChangeListenerPublisherActorProxy(ActorContext actorContext, String actorName) {
  29         super(actorContext, actorName);
  30     }
  31
  32     private ShardDataTreeChangeListenerPublisherActorProxy(ShardDataTreeChangeListenerPublisherActorProxy other) {
  33         super(other);
  34     }
  35
  36     @Override
  37     public <L extends DOMDataTreeChangeListener> ListenerRegistration<L> registerTreeChangeListener(
  38             YangInstanceIdentifier treeId, L listener) {
  39         return delegatePublisher.registerTreeChangeListener(treeId, listener);
  40     }
  41
  42     @Override
  43     public ShardDataTreeChangeListenerPublisher newInstance() {
  44         return new ShardDataTreeChangeListenerPublisherActorProxy(this);
  45     }
  46
  47     @Override
  48     protected ShardDataTreeNotificationPublisher getDelegatePublisher() {
  49         return delegatePublisher;
  50     }
  51 }