openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/NotificationPopListener.java

   1 /**
   2  * Copyright (c) 2013 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.openflowplugin.openflow.md.core;
   9
  10 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  11 import org.opendaylight.openflowplugin.openflow.md.queue.PopListener;
  12 import org.opendaylight.openflowplugin.api.statistics.MessageSpy;
  13 import org.opendaylight.yangtools.yang.binding.Notification;
  14
  15 /**
  16  * general publisher to MD-SAL
  17  *
  18  * @param <T> type of supported notification
  19  */
  20 public class NotificationPopListener<T> implements PopListener<T> {
  21
  22     private MessageSpy<? super T> messageSpy;
  23     private NotificationProviderService notificationProviderService;
  24
  25     /**
  26      * @param messageSpy the messageSpy to set
  27      */
  28     public void setMessageSpy(MessageSpy<? super T> messageSpy) {
  29         this.messageSpy = messageSpy;
  30     }
  31
  32     /**
  33      * @param notificationProviderService the notificationProviderService to set
  34      */
  35     public void setNotificationProviderService(
  36             NotificationProviderService notificationProviderService) {
  37         this.notificationProviderService = notificationProviderService;
  38     }
  39
  40     @Override
  41     public void onPop(T processedMessage) {
  42         boolean published = false;
  43         if(processedMessage instanceof Notification) {
  44             if (notificationProviderService != null) {
  45                 notificationProviderService.publish((Notification) processedMessage);
  46                 messageSpy.spyMessage(processedMessage, MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
  47                 published = true;
  48             }
  49         }
  50
  51         if (! published) {
  52             messageSpy.spyMessage(processedMessage, MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_FAILURE);
  53         }
  54     }
  55
  56 }