opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/compat/FunctionalNotificationListenerAdapter.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 package org.opendaylight.controller.md.sal.binding.compat;
   9
  10 import org.opendaylight.controller.md.sal.binding.impl.LazySerializedDOMNotification;
  11 import org.opendaylight.controller.md.sal.dom.api.DOMNotification;
  12 import org.opendaylight.controller.md.sal.dom.api.DOMNotificationListener;
  13 import org.opendaylight.controller.sal.binding.api.NotificationListener;
  14 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  15 import org.opendaylight.yangtools.yang.binding.Notification;
  16
  17 @Deprecated(forRemoval = true)
  18 final class FunctionalNotificationListenerAdapter<N extends Notification> implements DOMNotificationListener {
  19
  20     private final BindingNormalizedNodeSerializer codec;
  21     private final NotificationListener<N> delegate;
  22     private final Class<N> type;
  23
  24     FunctionalNotificationListenerAdapter(final BindingNormalizedNodeSerializer codec, final Class<N> type,
  25             final NotificationListener<N> delegate) {
  26         this.codec = codec;
  27         this.type = type;
  28         this.delegate = delegate;
  29     }
  30
  31     @Override
  32     public void onNotification(final DOMNotification notification) {
  33         delegate.onNotification(type.cast(deserialize(notification)));
  34     }
  35
  36     private Notification deserialize(final DOMNotification notification) {
  37         if (notification instanceof LazySerializedDOMNotification) {
  38             return ((LazySerializedDOMNotification) notification).getBindingData();
  39         }
  40         return codec.fromNormalizedNodeNotification(notification.getType(), notification.getBody());
  41     }
  42 }