openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/services/compatibility/GroupStatisticsToNotificationTransformer.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
   9 package org.opendaylight.openflowplugin.impl.statistics.services.compatibility;
  10
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.Optional;
  14 import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
  15 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorManager;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupStatisticsUpdated;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupStatisticsUpdatedBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.statistics.reply.GroupStats;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupCase;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.MultipartReplyGroup;
  23
  24 /**
  25  * pulled out group stats to notification transformation
  26  */
  27 public class GroupStatisticsToNotificationTransformer {
  28     /**
  29      * @param mpReplyList   raw multipart response from device
  30      * @param deviceInfo   device state
  31      * @param emulatedTxId
  32      * @return notification containing flow stats
  33      */
  34     public static GroupStatisticsUpdated transformToNotification(final List<MultipartReply> mpReplyList,
  35                                                                  final DeviceInfo deviceInfo,
  36                                                                  final TransactionId emulatedTxId) {
  37
  38         GroupStatisticsUpdatedBuilder notification = new GroupStatisticsUpdatedBuilder();
  39         notification.setId(deviceInfo.getNodeId());
  40         notification.setMoreReplies(Boolean.FALSE);
  41         notification.setTransactionId(emulatedTxId);
  42
  43         notification.setGroupStats(new ArrayList<GroupStats>());
  44
  45         for (MultipartReply mpReply : mpReplyList) {
  46             MultipartReplyGroupCase caseBody = (MultipartReplyGroupCase) mpReply.getMultipartReplyBody();
  47             MultipartReplyGroup replyBody = caseBody.getMultipartReplyGroup();
  48             final Optional<List<GroupStats>> groupStatsList = ConvertorManager.getInstance().convert(
  49                     replyBody.getGroupStats());
  50
  51             if (groupStatsList.isPresent()) {
  52                 notification.getGroupStats().addAll(groupStatsList.get());
  53             }
  54         }
  55         return notification.build();
  56     }
  57 }