openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/statistics/services/compatibility/MeterStatisticsToNotificationTransformer.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.api.openflow.md.util.OpenflowVersion;
  16 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorManager;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.MeterStatisticsUpdated;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.MeterStatisticsUpdatedBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.meter.statistics.reply.MeterStats;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterCase;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.MultipartReplyMeter;
  24
  25 /**
  26  * pulled out meter stats to notification transformation
  27  */
  28 public class MeterStatisticsToNotificationTransformer {
  29
  30     /**
  31      * @param mpReplyList   raw multipart response from device
  32      * @param deviceInfo   device state
  33      * @param ofVersion     device version
  34      * @param emulatedTxId
  35      * @return notification containing flow stats
  36      */
  37     public static MeterStatisticsUpdated transformToNotification(final List<MultipartReply> mpReplyList,
  38                                                                  final DeviceInfo deviceInfo,
  39                                                                  final OpenflowVersion ofVersion,
  40                                                                  final TransactionId emulatedTxId) {
  41
  42         MeterStatisticsUpdatedBuilder notification = new MeterStatisticsUpdatedBuilder();
  43         notification.setId(deviceInfo.getNodeId());
  44         notification.setMoreReplies(Boolean.FALSE);
  45         notification.setTransactionId(emulatedTxId);
  46
  47         notification.setMeterStats(new ArrayList<MeterStats>());
  48         for (MultipartReply mpReply : mpReplyList) {
  49             MultipartReplyMeterCase caseBody = (MultipartReplyMeterCase) mpReply.getMultipartReplyBody();
  50             MultipartReplyMeter replyBody = caseBody.getMultipartReplyMeter();
  51             final Optional<List<MeterStats>> meterStatsList = ConvertorManager.getInstance().convert(replyBody.getMeterStats());
  52
  53             if (meterStatsList.isPresent()) {
  54                 notification.getMeterStats().addAll(meterStatsList.get());
  55             }
  56         }
  57
  58         return notification.build();
  59     }
  60 }