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

   1 /*
   2  * Copyright (c) 2014 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.cluster.datastore.messages;
  10
  11 import akka.actor.ActorPath;
  12 import akka.actor.ActorSystem;
  13 import org.opendaylight.controller.cluster.datastore.utils.InstanceIdentifierUtils;
  14 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
  15 import org.opendaylight.controller.protobuff.messages.registration.ListenerRegistrationMessages;
  16 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
  17
  18 public class RegisterChangeListener implements SerializableMessage {
  19   public static final Class SERIALIZABLE_CLASS = ListenerRegistrationMessages.RegisterChangeListener.class;
  20     private final InstanceIdentifier path;
  21     private final ActorPath dataChangeListenerPath;
  22     private final AsyncDataBroker.DataChangeScope scope;
  23
  24
  25     public RegisterChangeListener(InstanceIdentifier path,
  26         ActorPath dataChangeListenerPath,
  27         AsyncDataBroker.DataChangeScope scope) {
  28         this.path = path;
  29         this.dataChangeListenerPath = dataChangeListenerPath;
  30         this.scope = scope;
  31     }
  32
  33     public InstanceIdentifier getPath() {
  34         return path;
  35     }
  36
  37
  38     public AsyncDataBroker.DataChangeScope getScope() {
  39         return scope;
  40     }
  41
  42     public ActorPath getDataChangeListenerPath() {
  43         return dataChangeListenerPath;
  44     }
  45
  46
  47     @Override
  48     public ListenerRegistrationMessages.RegisterChangeListener toSerializable() {
  49       return ListenerRegistrationMessages.RegisterChangeListener.newBuilder()
  50           .setInstanceIdentifierPath(path.toString())
  51           .setDataChangeListenerActorPath(dataChangeListenerPath.toString())
  52           .setDataChangeScope(scope.ordinal()).build();
  53     }
  54
  55   public static RegisterChangeListener fromSerializable(ActorSystem actorSystem,Object serializable){
  56     ListenerRegistrationMessages.RegisterChangeListener o = (ListenerRegistrationMessages.RegisterChangeListener) serializable;
  57     return new RegisterChangeListener(InstanceIdentifierUtils.from(o.getInstanceIdentifierPath()),
  58                                                 actorSystem.actorFor(o.getDataChangeListenerActorPath()).path(),
  59                                               AsyncDataBroker.DataChangeScope.values()[o.getDataChangeScope()]);
  60   }
  61
  62
  63 }