openflowjava/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/factories/MultipartReplyMessageFactory.java

   1 /*
   2  * Copyright (c) 2013 Pantheon Technologies s.r.o. 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.openflowjava.protocol.impl.deserialization.factories;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import java.math.BigInteger;
  13 import java.nio.charset.StandardCharsets;
  14 import java.util.ArrayList;
  15 import java.util.List;
  16 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistry;
  17 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistryInjector;
  18 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
  19 import org.opendaylight.openflowjava.protocol.api.keys.MessageCodeKey;
  20 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  21 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMaker;
  22 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMakerFactory;
  23 import org.opendaylight.openflowjava.protocol.impl.util.ListDeserializer;
  24 import org.opendaylight.openflowjava.util.ByteBufUtils;
  25 import org.opendaylight.openflowjava.util.ExperimenterDeserializerKeyFactory;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.ActionRelatedTableFeaturePropertyBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.InstructionRelatedTableFeaturePropertyBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.NextTableRelatedTableFeaturePropertyBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.OxmRelatedTableFeaturePropertyBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.table.features.properties.container.table.feature.properties.NextTableIds;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.table.features.properties.container.table.feature.properties.NextTableIdsBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ActionType;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ExperimenterId;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowModFlags;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupCapabilities;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupType;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupTypes;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterBandType;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterBandTypeBitmap;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterFlags;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterId;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartRequestFlags;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfig;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeatures;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortState;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableConfig;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableFeaturesPropType;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.Match;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReplyMessage;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReplyMessageBuilder;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsList;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsListBuilder;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.experimenter.core.ExperimenterDataOfChoice;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandDropCaseBuilder;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandDscpRemarkCaseBuilder;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandExperimenterCase;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.meter.band.drop._case.MeterBandDropBuilder;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.meter.band.dscp.remark._case.MeterBandDscpRemarkBuilder;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyAggregateCase;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyAggregateCaseBuilder;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyDescCase;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyDescCaseBuilder;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyExperimenterCase;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyExperimenterCaseBuilder;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyFlowCase;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyFlowCaseBuilder;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupCase;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupCaseBuilder;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupDescCase;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupDescCaseBuilder;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupFeaturesCase;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupFeaturesCaseBuilder;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterCase;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterCaseBuilder;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterConfigCase;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterConfigCaseBuilder;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCase;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCaseBuilder;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortDescCase;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortDescCaseBuilder;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortStatsCase;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortStatsCaseBuilder;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyQueueCase;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyQueueCaseBuilder;
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableCase;
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableCaseBuilder;
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableFeaturesCase;
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableFeaturesCaseBuilder;
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.aggregate._case.MultipartReplyAggregateBuilder;
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.desc._case.MultipartReplyDescBuilder;
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.experimenter._case.MultipartReplyExperimenterBuilder;
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.MultipartReplyFlowBuilder;
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.multipart.reply.flow.FlowStats;
 100 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.multipart.reply.flow.FlowStatsBuilder;
 101 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.MultipartReplyGroupBuilder;
 102 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.multipart.reply.group.GroupStats;
 103 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.multipart.reply.group.GroupStatsBuilder;
 104 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.multipart.reply.group.group.stats.BucketStats;
 105 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.multipart.reply.group.group.stats.BucketStatsBuilder;
 106 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.desc._case.MultipartReplyGroupDescBuilder;
 107 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.desc._case.multipart.reply.group.desc.GroupDesc;
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.desc._case.multipart.reply.group.desc.GroupDescBuilder;
 109 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.features._case.MultipartReplyGroupFeaturesBuilder;
 110 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.MultipartReplyMeterBuilder;
 111 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.multipart.reply.meter.MeterStats;
 112 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.multipart.reply.meter.MeterStatsBuilder;
 113 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.multipart.reply.meter.meter.stats.MeterBandStats;
 114 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.multipart.reply.meter.meter.stats.MeterBandStatsBuilder;
 115 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.config._case.MultipartReplyMeterConfigBuilder;
 116 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.config._case.multipart.reply.meter.config.MeterConfig;
 117 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.config._case.multipart.reply.meter.config.MeterConfigBuilder;
 118 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.config._case.multipart.reply.meter.config.meter.config.Bands;
 119 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.config._case.multipart.reply.meter.config.meter.config.BandsBuilder;
 120 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.features._case.MultipartReplyMeterFeaturesBuilder;
 121 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.desc._case.MultipartReplyPortDescBuilder;
 122 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.desc._case.multipart.reply.port.desc.Ports;
 123 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.desc._case.multipart.reply.port.desc.PortsBuilder;
 124 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.stats._case.MultipartReplyPortStatsBuilder;
 125 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.stats._case.multipart.reply.port.stats.PortStats;
 126 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.stats._case.multipart.reply.port.stats.PortStatsBuilder;
 127 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.queue._case.MultipartReplyQueueBuilder;
 128 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.queue._case.multipart.reply.queue.QueueStats;
 129 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.queue._case.multipart.reply.queue.QueueStatsBuilder;
 130 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.MultipartReplyTableBuilder;
 131 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.multipart.reply.table.TableStats;
 132 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.multipart.reply.table.TableStatsBuilder;
 133 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table.features._case.MultipartReplyTableFeaturesBuilder;
 134 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table.features._case.multipart.reply.table.features.TableFeatures;
 135 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table.features._case.multipart.reply.table.features.TableFeaturesBuilder;
 136 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.table.features.properties.grouping.TableFeatureProperties;
 137 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.table.features.properties.grouping.TableFeaturePropertiesBuilder;
 138 import org.opendaylight.yangtools.yang.common.Uint32;
 139
 140 /**
 141  * Translates MultipartReply messages.
 142  *
 143  * @author timotej.kubas
 144  * @author michal.polkorab
 145  */
 146 public class MultipartReplyMessageFactory implements OFDeserializer<MultipartReplyMessage>,
 147         DeserializerRegistryInjector {
 148
 149     private static final byte PADDING_IN_MULTIPART_REPLY_HEADER = 4;
 150     private static final int DESC_STR_LEN = 256;
 151     private static final int SERIAL_NUM_LEN = 32;
 152     private static final byte PADDING_IN_FLOW_STATS_HEADER_01 = 1;
 153     private static final byte PADDING_IN_FLOW_STATS_HEADER_02 = 4;
 154     private static final byte PADDING_IN_AGGREGATE_HEADER = 4;
 155     private static final byte PADDING_IN_TABLE_HEADER = 3;
 156     private static final byte PADDING_IN_MULTIPART_REPLY_TABLE_FEATURES = 5;
 157     private static final byte MAX_TABLE_NAME_LENGTH = 32;
 158     private static final byte MULTIPART_REPLY_TABLE_FEATURES_STRUCTURE_LENGTH = 64;
 159     private static final byte COMMON_PROPERTY_LENGTH = 4;
 160     private static final byte PADDING_IN_PORT_STATS_HEADER = 4;
 161     private static final byte PADDING_IN_GROUP_HEADER_01 = 2;
 162     private static final byte PADDING_IN_GROUP_HEADER_02 = 4;
 163     private static final byte BUCKET_COUNTER_LENGTH = 16;
 164     private static final byte GROUP_BODY_LENGTH = 40;
 165     private static final byte PADDING_IN_METER_FEATURES_HEADER = 2;
 166     private static final byte PADDING_IN_METER_STATS_HEADER = 6;
 167     private static final byte METER_BAND_STATS_LENGTH = 16;
 168     private static final byte METER_BODY_LENGTH = 40;
 169     private static final byte METER_CONFIG_LENGTH = 8;
 170     private static final byte PADDING_IN_METER_BAND_DROP_HEADER = 4;
 171     private static final byte PADDING_IN_METER_BAND_DSCP_HEADER = 3;
 172     private static final byte PADDING_IN_PORT_DESC_HEADER_01 = 4;
 173     private static final byte PADDING_IN_PORT_DESC_HEADER_02 = 2;
 174     private static final int GROUP_TYPES = 4;
 175     private static final byte PADDING_IN_GROUP_DESC_HEADER = 1;
 176     private static final byte PADDING_IN_BUCKETS_HEADER = 4;
 177     private static final byte GROUP_DESC_HEADER_LENGTH = 8;
 178     private static final byte BUCKETS_HEADER_LENGTH = 16;
 179     private DeserializerRegistry registry;
 180
 181     @Override
 182     public MultipartReplyMessage deserialize(final ByteBuf rawMessage) {
 183         MultipartReplyMessageBuilder builder = new MultipartReplyMessageBuilder();
 184         builder.setVersion((short) EncodeConstants.OF13_VERSION_ID);
 185         builder.setXid(rawMessage.readUnsignedInt());
 186         int type = rawMessage.readUnsignedShort();
 187         builder.setType(MultipartType.forValue(type));
 188         builder.setFlags(new MultipartRequestFlags((rawMessage.readUnsignedShort() & 0x01) != 0));
 189         rawMessage.skipBytes(PADDING_IN_MULTIPART_REPLY_HEADER);
 190
 191         switch (MultipartType.forValue(type)) {
 192             case OFPMPDESC:
 193                 builder.setMultipartReplyBody(setDesc(rawMessage));
 194                 break;
 195             case OFPMPFLOW:
 196                 builder.setMultipartReplyBody(setFlow(rawMessage));
 197                 break;
 198             case OFPMPAGGREGATE:
 199                 builder.setMultipartReplyBody(setAggregate(rawMessage));
 200                 break;
 201             case OFPMPTABLE:
 202                 builder.setMultipartReplyBody(setTable(rawMessage));
 203                 break;
 204             case OFPMPPORTSTATS:
 205                 builder.setMultipartReplyBody(setPortStats(rawMessage));
 206                 break;
 207             case OFPMPQUEUE:
 208                 builder.setMultipartReplyBody(setQueue(rawMessage));
 209                 break;
 210             case OFPMPGROUP:
 211                 builder.setMultipartReplyBody(setGroup(rawMessage));
 212                 break;
 213             case OFPMPGROUPDESC:
 214                 builder.setMultipartReplyBody(setGroupDesc(rawMessage));
 215                 break;
 216             case OFPMPGROUPFEATURES:
 217                 builder.setMultipartReplyBody(setGroupFeatures(rawMessage));
 218                 break;
 219             case OFPMPMETER:
 220                 builder.setMultipartReplyBody(setMeter(rawMessage));
 221                 break;
 222             case OFPMPMETERCONFIG:
 223                 builder.setMultipartReplyBody(setMeterConfig(rawMessage));
 224                 break;
 225             case OFPMPMETERFEATURES:
 226                 builder.setMultipartReplyBody(setMeterFeatures(rawMessage));
 227                 break;
 228             case OFPMPTABLEFEATURES:
 229                 builder.setMultipartReplyBody(setTableFeatures(rawMessage));
 230                 break;
 231             case OFPMPPORTDESC:
 232                 builder.setMultipartReplyBody(setPortDesc(rawMessage));
 233                 break;
 234             case OFPMPEXPERIMENTER:
 235                 builder.setMultipartReplyBody(setExperimenter(rawMessage));
 236                 break;
 237             default:
 238                 break;
 239         }
 240
 241         return builder.build();
 242     }
 243
 244     private static MultipartReplyDescCase setDesc(final ByteBuf input) {
 245         final MultipartReplyDescCaseBuilder caseBuilder = new MultipartReplyDescCaseBuilder();
 246         MultipartReplyDescBuilder descBuilder = new MultipartReplyDescBuilder();
 247         byte[] mfrDescBytes = new byte[DESC_STR_LEN];
 248         input.readBytes(mfrDescBytes);
 249         String mfrDesc = new String(mfrDescBytes, StandardCharsets.UTF_8);
 250         descBuilder.setMfrDesc(mfrDesc.trim());
 251         byte[] hwDescBytes = new byte[DESC_STR_LEN];
 252         input.readBytes(hwDescBytes);
 253         String hwDesc = new String(hwDescBytes, StandardCharsets.UTF_8);
 254         descBuilder.setHwDesc(hwDesc.trim());
 255         byte[] swDescBytes = new byte[DESC_STR_LEN];
 256         input.readBytes(swDescBytes);
 257         String swDesc = new String(swDescBytes, StandardCharsets.UTF_8);
 258         descBuilder.setSwDesc(swDesc.trim());
 259         byte[] serialNumBytes = new byte[SERIAL_NUM_LEN];
 260         input.readBytes(serialNumBytes);
 261         String serialNum = new String(serialNumBytes, StandardCharsets.UTF_8);
 262         descBuilder.setSerialNum(serialNum.trim());
 263         byte[] dpDescBytes = new byte[DESC_STR_LEN];
 264         input.readBytes(dpDescBytes);
 265         String dpDesc = new String(dpDescBytes, StandardCharsets.UTF_8);
 266         descBuilder.setDpDesc(dpDesc.trim());
 267         caseBuilder.setMultipartReplyDesc(descBuilder.build());
 268         return caseBuilder.build();
 269     }
 270
 271     private MultipartReplyFlowCase setFlow(final ByteBuf input) {
 272         MultipartReplyFlowCaseBuilder caseBuilder = new MultipartReplyFlowCaseBuilder();
 273         MultipartReplyFlowBuilder flowBuilder = new MultipartReplyFlowBuilder();
 274         List<FlowStats> flowStatsList = new ArrayList<>();
 275         while (input.readableBytes() > 0) {
 276             FlowStatsBuilder flowStatsBuilder = new FlowStatsBuilder();
 277             int flowRecordLength = input.readUnsignedShort();
 278             ByteBuf subInput = input.readSlice(flowRecordLength - EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 279             flowStatsBuilder.setTableId(subInput.readUnsignedByte());
 280             subInput.skipBytes(PADDING_IN_FLOW_STATS_HEADER_01);
 281             flowStatsBuilder.setDurationSec(subInput.readUnsignedInt());
 282             flowStatsBuilder.setDurationNsec(subInput.readUnsignedInt());
 283             flowStatsBuilder.setPriority(subInput.readUnsignedShort());
 284             flowStatsBuilder.setIdleTimeout(subInput.readUnsignedShort());
 285             flowStatsBuilder.setHardTimeout(subInput.readUnsignedShort());
 286             flowStatsBuilder.setFlags(createFlowModFlagsFromBitmap(subInput.readUnsignedShort()));
 287             subInput.skipBytes(PADDING_IN_FLOW_STATS_HEADER_02);
 288             byte[] cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 289             subInput.readBytes(cookie);
 290             flowStatsBuilder.setCookie(new BigInteger(1, cookie));
 291             byte[] packetCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 292             subInput.readBytes(packetCount);
 293             flowStatsBuilder.setPacketCount(new BigInteger(1, packetCount));
 294             byte[] byteCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 295             subInput.readBytes(byteCount);
 296             flowStatsBuilder.setByteCount(new BigInteger(1, byteCount));
 297             OFDeserializer<Match> matchDeserializer = registry.getDeserializer(new MessageCodeKey(
 298                     EncodeConstants.OF13_VERSION_ID, EncodeConstants.EMPTY_VALUE, Match.class));
 299             flowStatsBuilder.setMatch(matchDeserializer.deserialize(subInput));
 300             CodeKeyMaker keyMaker = CodeKeyMakerFactory
 301                     .createInstructionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 302             List<Instruction> instructions = ListDeserializer.deserializeList(
 303                     EncodeConstants.OF13_VERSION_ID, subInput.readableBytes(), subInput, keyMaker, registry);
 304             flowStatsBuilder.setInstruction(instructions);
 305             flowStatsList.add(flowStatsBuilder.build());
 306         }
 307         flowBuilder.setFlowStats(flowStatsList);
 308         caseBuilder.setMultipartReplyFlow(flowBuilder.build());
 309         return caseBuilder.build();
 310     }
 311
 312     @SuppressWarnings("checkstyle:AbbreviationAsWordInName")
 313     private static FlowModFlags createFlowModFlagsFromBitmap(final int input) {
 314         final Boolean fmfSENDFLOWREM = (input & 1 << 0) != 0;
 315         final Boolean fmfCHECKOVERLAP = (input & 1 << 1) != 0;
 316         final Boolean fmfRESETCOUNTS = (input & 1 << 2) != 0;
 317         final Boolean fmfNOPKTCOUNTS = (input & 1 << 3) != 0;
 318         final Boolean fmfNOBYTCOUNTS = (input & 1 << 4) != 0;
 319         return new FlowModFlags(fmfCHECKOVERLAP, fmfNOBYTCOUNTS, fmfNOPKTCOUNTS, fmfRESETCOUNTS, fmfSENDFLOWREM);
 320     }
 321
 322     private static MultipartReplyAggregateCase setAggregate(final ByteBuf input) {
 323         final MultipartReplyAggregateCaseBuilder caseBuilder = new MultipartReplyAggregateCaseBuilder();
 324         MultipartReplyAggregateBuilder builder = new MultipartReplyAggregateBuilder();
 325         byte[] packetCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 326         input.readBytes(packetCount);
 327         builder.setPacketCount(new BigInteger(1, packetCount));
 328         byte[] byteCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 329         input.readBytes(byteCount);
 330         builder.setByteCount(new BigInteger(1, byteCount));
 331         builder.setFlowCount(input.readUnsignedInt());
 332         input.skipBytes(PADDING_IN_AGGREGATE_HEADER);
 333         caseBuilder.setMultipartReplyAggregate(builder.build());
 334         return caseBuilder.build();
 335     }
 336
 337     private static MultipartReplyTableCase setTable(final ByteBuf input) {
 338         MultipartReplyTableCaseBuilder caseBuilder = new MultipartReplyTableCaseBuilder();
 339         MultipartReplyTableBuilder builder = new MultipartReplyTableBuilder();
 340         List<TableStats> tableStatsList = new ArrayList<>();
 341         while (input.readableBytes() > 0) {
 342             TableStatsBuilder tableStatsBuilder = new TableStatsBuilder();
 343             tableStatsBuilder.setTableId(input.readUnsignedByte());
 344             input.skipBytes(PADDING_IN_TABLE_HEADER);
 345             tableStatsBuilder.setActiveCount(input.readUnsignedInt());
 346             byte[] lookupCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 347             input.readBytes(lookupCount);
 348             tableStatsBuilder.setLookupCount(new BigInteger(1, lookupCount));
 349             byte[] matchedCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 350             input.readBytes(matchedCount);
 351             tableStatsBuilder.setMatchedCount(new BigInteger(1, matchedCount));
 352             tableStatsList.add(tableStatsBuilder.build());
 353         }
 354         builder.setTableStats(tableStatsList);
 355         caseBuilder.setMultipartReplyTable(builder.build());
 356         return caseBuilder.build();
 357     }
 358
 359     private MultipartReplyTableFeaturesCase setTableFeatures(final ByteBuf input) {
 360         MultipartReplyTableFeaturesCaseBuilder caseBuilder = new MultipartReplyTableFeaturesCaseBuilder();
 361         MultipartReplyTableFeaturesBuilder builder = new MultipartReplyTableFeaturesBuilder();
 362         List<TableFeatures> features = new ArrayList<>();
 363         while (input.readableBytes() > 0) {
 364             TableFeaturesBuilder featuresBuilder = new TableFeaturesBuilder();
 365             final int length = input.readUnsignedShort();
 366             featuresBuilder.setTableId(input.readUnsignedByte());
 367             input.skipBytes(PADDING_IN_MULTIPART_REPLY_TABLE_FEATURES);
 368             featuresBuilder.setName(ByteBufUtils.decodeNullTerminatedString(input, MAX_TABLE_NAME_LENGTH));
 369             byte[] metadataMatch = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 370             input.readBytes(metadataMatch);
 371             featuresBuilder.setMetadataMatch(metadataMatch);
 372             byte[] metadataWrite = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 373             input.readBytes(metadataWrite);
 374             featuresBuilder.setMetadataWrite(metadataWrite);
 375             featuresBuilder.setConfig(createTableConfig(input.readUnsignedInt()));
 376             featuresBuilder.setMaxEntries(input.readUnsignedInt());
 377             featuresBuilder.setTableFeatureProperties(createTableFeaturesProperties(input,
 378                     length - MULTIPART_REPLY_TABLE_FEATURES_STRUCTURE_LENGTH));
 379             features.add(featuresBuilder.build());
 380         }
 381         builder.setTableFeatures(features);
 382         caseBuilder.setMultipartReplyTableFeatures(builder.build());
 383         return caseBuilder.build();
 384     }
 385
 386     private static TableConfig createTableConfig(final long input) {
 387         boolean deprecated = (input & 3) != 0;
 388         return new TableConfig(deprecated);
 389     }
 390
 391     private List<TableFeatureProperties> createTableFeaturesProperties(final ByteBuf input, final int length) {
 392         List<TableFeatureProperties> properties = new ArrayList<>();
 393         int tableFeaturesLength = length;
 394         while (tableFeaturesLength > 0) {
 395             int propStartIndex = input.readerIndex();
 396             TableFeaturePropertiesBuilder builder = new TableFeaturePropertiesBuilder();
 397             TableFeaturesPropType type = TableFeaturesPropType.forValue(input.readUnsignedShort());
 398             builder.setType(type);
 399             int propertyLength = input.readUnsignedShort();
 400             int paddingRemainder = propertyLength % EncodeConstants.PADDING;
 401             tableFeaturesLength -= propertyLength;
 402             if (type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONS)
 403                     || type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONSMISS)) {
 404                 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createInstructionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 405                 List<Instruction> instructions = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
 406                         propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
 407                 builder.addAugmentation(new InstructionRelatedTableFeaturePropertyBuilder()
 408                     .setInstruction(instructions)
 409                     .build());
 410             } else if (type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLES)
 411                     || type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLESMISS)) {
 412                 propertyLength -= COMMON_PROPERTY_LENGTH;
 413                 List<NextTableIds> ids = new ArrayList<>();
 414                 while (propertyLength > 0) {
 415                     NextTableIdsBuilder nextTableIdsBuilder = new NextTableIdsBuilder();
 416                     nextTableIdsBuilder.setTableId(input.readUnsignedByte());
 417                     ids.add(nextTableIdsBuilder.build());
 418                     propertyLength--;
 419                 }
 420                 builder.addAugmentation(new NextTableRelatedTableFeaturePropertyBuilder().setNextTableIds(ids).build());
 421             } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONS)
 422                     || type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONSMISS)
 423                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONS)
 424                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONSMISS)) {
 425                 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 426                 List<Action> actions = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
 427                         propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
 428                 builder.addAugmentation(new ActionRelatedTableFeaturePropertyBuilder().setAction(actions).build());
 429             } else if (type.equals(TableFeaturesPropType.OFPTFPTMATCH)
 430                     || type.equals(TableFeaturesPropType.OFPTFPTWILDCARDS)
 431                     || type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELD)
 432                     || type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELDMISS)
 433                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELD)
 434                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELDMISS)) {
 435                 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createMatchEntriesKeyMaker(EncodeConstants.OF13_VERSION_ID);
 436                 List<MatchEntry> entries = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
 437                         propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
 438                 builder.addAugmentation(new OxmRelatedTableFeaturePropertyBuilder().setMatchEntry(entries).build());
 439             } else if (type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTER)
 440                     || type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTERMISS)) {
 441                 long expId = input.readUnsignedInt();
 442                 input.readerIndex(propStartIndex);
 443                 OFDeserializer<TableFeatureProperties> propDeserializer = registry.getDeserializer(
 444                         ExperimenterDeserializerKeyFactory.createMultipartReplyTFDeserializerKey(
 445                                 EncodeConstants.OF13_VERSION_ID, expId));
 446                 TableFeatureProperties expProp = propDeserializer.deserialize(input);
 447                 properties.add(expProp);
 448                 continue;
 449             }
 450             if (paddingRemainder != 0) {
 451                 input.skipBytes(EncodeConstants.PADDING - paddingRemainder);
 452                 tableFeaturesLength -= EncodeConstants.PADDING - paddingRemainder;
 453             }
 454             properties.add(builder.build());
 455         }
 456         return properties;
 457     }
 458
 459     private static MultipartReplyPortStatsCase setPortStats(final ByteBuf input) {
 460         MultipartReplyPortStatsCaseBuilder caseBuilder = new MultipartReplyPortStatsCaseBuilder();
 461         MultipartReplyPortStatsBuilder builder = new MultipartReplyPortStatsBuilder();
 462         List<PortStats> portStatsList = new ArrayList<>();
 463         while (input.readableBytes() > 0) {
 464             PortStatsBuilder portStatsBuilder = new PortStatsBuilder();
 465             portStatsBuilder.setPortNo(input.readUnsignedInt());
 466             input.skipBytes(PADDING_IN_PORT_STATS_HEADER);
 467             byte[] rxPackets = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 468             input.readBytes(rxPackets);
 469             portStatsBuilder.setRxPackets(new BigInteger(1, rxPackets));
 470             byte[] txPackets = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 471             input.readBytes(txPackets);
 472             portStatsBuilder.setTxPackets(new BigInteger(1, txPackets));
 473             byte[] rxBytes = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 474             input.readBytes(rxBytes);
 475             portStatsBuilder.setRxBytes(new BigInteger(1, rxBytes));
 476             byte[] txBytes = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 477             input.readBytes(txBytes);
 478             portStatsBuilder.setTxBytes(new BigInteger(1, txBytes));
 479             byte[] rxDropped = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 480             input.readBytes(rxDropped);
 481             portStatsBuilder.setRxDropped(new BigInteger(1, rxDropped));
 482             byte[] txDropped = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 483             input.readBytes(txDropped);
 484             portStatsBuilder.setTxDropped(new BigInteger(1, txDropped));
 485             byte[] rxErrors = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 486             input.readBytes(rxErrors);
 487             portStatsBuilder.setRxErrors(new BigInteger(1, rxErrors));
 488             byte[] txErrors = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 489             input.readBytes(txErrors);
 490             portStatsBuilder.setTxErrors(new BigInteger(1, txErrors));
 491             byte[] rxFrameErr = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 492             input.readBytes(rxFrameErr);
 493             portStatsBuilder.setRxFrameErr(new BigInteger(1, rxFrameErr));
 494             byte[] rxOverErr = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 495             input.readBytes(rxOverErr);
 496             portStatsBuilder.setRxOverErr(new BigInteger(1, rxOverErr));
 497             byte[] rxCrcErr = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 498             input.readBytes(rxCrcErr);
 499             portStatsBuilder.setRxCrcErr(new BigInteger(1, rxCrcErr));
 500             byte[] collisions = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 501             input.readBytes(collisions);
 502             portStatsBuilder.setCollisions(new BigInteger(1, collisions));
 503             portStatsBuilder.setDurationSec(input.readUnsignedInt());
 504             portStatsBuilder.setDurationNsec(input.readUnsignedInt());
 505             portStatsList.add(portStatsBuilder.build());
 506         }
 507         builder.setPortStats(portStatsList);
 508         caseBuilder.setMultipartReplyPortStats(builder.build());
 509         return caseBuilder.build();
 510     }
 511
 512     private static MultipartReplyQueueCase setQueue(final ByteBuf input) {
 513         MultipartReplyQueueCaseBuilder caseBuilder = new MultipartReplyQueueCaseBuilder();
 514         MultipartReplyQueueBuilder builder = new MultipartReplyQueueBuilder();
 515         List<QueueStats> queueStatsList = new ArrayList<>();
 516         while (input.readableBytes() > 0) {
 517             QueueStatsBuilder queueStatsBuilder = new QueueStatsBuilder();
 518             queueStatsBuilder.setPortNo(input.readUnsignedInt());
 519             queueStatsBuilder.setQueueId(input.readUnsignedInt());
 520             byte[] txBytes = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 521             input.readBytes(txBytes);
 522             queueStatsBuilder.setTxBytes(new BigInteger(1, txBytes));
 523             byte[] txPackets = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 524             input.readBytes(txPackets);
 525             queueStatsBuilder.setTxPackets(new BigInteger(1, txPackets));
 526             byte[] txErrors = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 527             input.readBytes(txErrors);
 528             queueStatsBuilder.setTxErrors(new BigInteger(1, txErrors));
 529             queueStatsBuilder.setDurationSec(input.readUnsignedInt());
 530             queueStatsBuilder.setDurationNsec(input.readUnsignedInt());
 531             queueStatsList.add(queueStatsBuilder.build());
 532         }
 533         builder.setQueueStats(queueStatsList);
 534         caseBuilder.setMultipartReplyQueue(builder.build());
 535         return caseBuilder.build();
 536     }
 537
 538     private static MultipartReplyGroupCase setGroup(final ByteBuf input) {
 539         MultipartReplyGroupCaseBuilder caseBuilder = new MultipartReplyGroupCaseBuilder();
 540         MultipartReplyGroupBuilder builder = new MultipartReplyGroupBuilder();
 541         List<GroupStats> groupStatsList = new ArrayList<>();
 542         while (input.readableBytes() > 0) {
 543             GroupStatsBuilder groupStatsBuilder = new GroupStatsBuilder();
 544             final int bodyLength = input.readUnsignedShort();
 545             input.skipBytes(PADDING_IN_GROUP_HEADER_01);
 546             groupStatsBuilder.setGroupId(new GroupId(input.readUnsignedInt()));
 547             groupStatsBuilder.setRefCount(input.readUnsignedInt());
 548             input.skipBytes(PADDING_IN_GROUP_HEADER_02);
 549             byte[] packetCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 550             input.readBytes(packetCount);
 551             groupStatsBuilder.setPacketCount(new BigInteger(1, packetCount));
 552             byte[] byteCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 553             input.readBytes(byteCount);
 554             groupStatsBuilder.setByteCount(new BigInteger(1, byteCount));
 555             groupStatsBuilder.setDurationSec(input.readUnsignedInt());
 556             groupStatsBuilder.setDurationNsec(input.readUnsignedInt());
 557             int actualLength = GROUP_BODY_LENGTH;
 558             List<BucketStats> bucketStatsList = new ArrayList<>();
 559             while (actualLength < bodyLength) {
 560                 BucketStatsBuilder bucketStatsBuilder = new BucketStatsBuilder();
 561                 byte[] packetCountBucket = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 562                 input.readBytes(packetCountBucket);
 563                 bucketStatsBuilder.setPacketCount(new BigInteger(1, packetCountBucket));
 564                 byte[] byteCountBucket = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 565                 input.readBytes(byteCountBucket);
 566                 bucketStatsBuilder.setByteCount(new BigInteger(1, byteCountBucket));
 567                 bucketStatsList.add(bucketStatsBuilder.build());
 568                 actualLength += BUCKET_COUNTER_LENGTH;
 569             }
 570             groupStatsBuilder.setBucketStats(bucketStatsList);
 571             groupStatsList.add(groupStatsBuilder.build());
 572         }
 573         builder.setGroupStats(groupStatsList);
 574         caseBuilder.setMultipartReplyGroup(builder.build());
 575         return caseBuilder.build();
 576     }
 577
 578     private static MultipartReplyMeterFeaturesCase setMeterFeatures(final ByteBuf input) {
 579         final MultipartReplyMeterFeaturesCaseBuilder caseBuilder = new MultipartReplyMeterFeaturesCaseBuilder();
 580         MultipartReplyMeterFeaturesBuilder builder = new MultipartReplyMeterFeaturesBuilder();
 581         builder.setMaxMeter(input.readUnsignedInt());
 582         builder.setBandTypes(createMeterBandsBitmap(input.readUnsignedInt()));
 583         builder.setCapabilities(createMeterFlags(input.readUnsignedInt()));
 584         builder.setMaxBands(input.readUnsignedByte());
 585         builder.setMaxColor(input.readUnsignedByte());
 586         input.skipBytes(PADDING_IN_METER_FEATURES_HEADER);
 587         caseBuilder.setMultipartReplyMeterFeatures(builder.build());
 588         return caseBuilder.build();
 589     }
 590
 591     @SuppressWarnings("checkstyle:AbbreviationAsWordInName")
 592     private static MeterFlags createMeterFlags(final long input) {
 593         final Boolean mfKBPS = (input & 1 << 0) != 0;
 594         final Boolean mfPKTPS = (input & 1 << 1) != 0;
 595         final Boolean mfBURST = (input & 1 << 2) != 0;
 596         final Boolean mfSTATS = (input & 1 << 3) != 0;
 597         return new MeterFlags(mfBURST, mfKBPS, mfPKTPS, mfSTATS);
 598     }
 599
 600     @SuppressWarnings("checkstyle:AbbreviationAsWordInName")
 601     private static MeterBandTypeBitmap createMeterBandsBitmap(final long input) {
 602         final Boolean mbtDROP = (input & 1 << 1) != 0;
 603         final Boolean mbtDSCPREMARK = (input & 1 << 2) != 0;
 604         return new MeterBandTypeBitmap(mbtDROP, mbtDSCPREMARK);
 605     }
 606
 607     private static MultipartReplyMeterCase setMeter(final ByteBuf input) {
 608         MultipartReplyMeterCaseBuilder caseBuilder = new MultipartReplyMeterCaseBuilder();
 609         MultipartReplyMeterBuilder builder = new MultipartReplyMeterBuilder();
 610         List<MeterStats> meterStatsList = new ArrayList<>();
 611         while (input.readableBytes() > 0) {
 612             MeterStatsBuilder meterStatsBuilder = new MeterStatsBuilder();
 613             meterStatsBuilder.setMeterId(new MeterId(input.readUnsignedInt()));
 614             final int meterStatsBodyLength = input.readUnsignedShort();
 615             input.skipBytes(PADDING_IN_METER_STATS_HEADER);
 616             meterStatsBuilder.setFlowCount(input.readUnsignedInt());
 617             byte[] packetInCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 618             input.readBytes(packetInCount);
 619             meterStatsBuilder.setPacketInCount(new BigInteger(1, packetInCount));
 620             byte[] byteInCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 621             input.readBytes(byteInCount);
 622             meterStatsBuilder.setByteInCount(new BigInteger(1, byteInCount));
 623             meterStatsBuilder.setDurationSec(input.readUnsignedInt());
 624             meterStatsBuilder.setDurationNsec(input.readUnsignedInt());
 625             int actualLength = METER_BODY_LENGTH;
 626             List<MeterBandStats> meterBandStatsList = new ArrayList<>();
 627             while (actualLength < meterStatsBodyLength) {
 628                 MeterBandStatsBuilder meterBandStatsBuilder = new MeterBandStatsBuilder();
 629                 byte[] packetBandCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 630                 input.readBytes(packetBandCount);
 631                 meterBandStatsBuilder.setPacketBandCount(new BigInteger(1, packetBandCount));
 632                 byte[] byteBandCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 633                 input.readBytes(byteBandCount);
 634                 meterBandStatsBuilder.setByteBandCount(new BigInteger(1, byteBandCount));
 635                 meterBandStatsList.add(meterBandStatsBuilder.build());
 636                 actualLength += METER_BAND_STATS_LENGTH;
 637             }
 638             meterStatsBuilder.setMeterBandStats(meterBandStatsList);
 639             meterStatsList.add(meterStatsBuilder.build());
 640         }
 641         builder.setMeterStats(meterStatsList);
 642         caseBuilder.setMultipartReplyMeter(builder.build());
 643         return caseBuilder.build();
 644     }
 645
 646     private MultipartReplyMeterConfigCase setMeterConfig(final ByteBuf input) {
 647         MultipartReplyMeterConfigCaseBuilder caseBuilder = new MultipartReplyMeterConfigCaseBuilder();
 648         MultipartReplyMeterConfigBuilder builder = new MultipartReplyMeterConfigBuilder();
 649         List<MeterConfig> meterConfigList = new ArrayList<>();
 650         while (input.readableBytes() > 0) {
 651             MeterConfigBuilder meterConfigBuilder = new MeterConfigBuilder();
 652             int meterConfigBodyLength = input.readUnsignedShort();
 653             meterConfigBuilder.setFlags(createMeterFlags(input.readUnsignedShort()));
 654             meterConfigBuilder.setMeterId(new MeterId(input.readUnsignedInt()));
 655             int actualLength = METER_CONFIG_LENGTH;
 656             List<Bands> bandsList = new ArrayList<>();
 657             while (actualLength < meterConfigBodyLength) {
 658                 int bandStartIndex = input.readerIndex();
 659                 BandsBuilder bandsBuilder = new BandsBuilder();
 660                 int bandType = input.readUnsignedShort();
 661                 switch (bandType) {
 662                     case 1:
 663                         final MeterBandDropCaseBuilder bandDropCaseBuilder = new MeterBandDropCaseBuilder();
 664                         MeterBandDropBuilder bandDropBuilder = new MeterBandDropBuilder();
 665                         bandDropBuilder.setType(MeterBandType.forValue(bandType));
 666                         actualLength += input.readUnsignedShort();
 667                         bandDropBuilder.setRate(input.readUnsignedInt());
 668                         bandDropBuilder.setBurstSize(input.readUnsignedInt());
 669                         input.skipBytes(PADDING_IN_METER_BAND_DROP_HEADER);
 670                         bandDropCaseBuilder.setMeterBandDrop(bandDropBuilder.build());
 671                         bandsBuilder.setMeterBand(bandDropCaseBuilder.build());
 672                         break;
 673                     case 2:
 674                         final MeterBandDscpRemarkCaseBuilder bandDscpRemarkCaseBuilder =
 675                             new MeterBandDscpRemarkCaseBuilder();
 676                         MeterBandDscpRemarkBuilder bandDscpRemarkBuilder = new MeterBandDscpRemarkBuilder();
 677                         bandDscpRemarkBuilder.setType(MeterBandType.forValue(bandType));
 678                         actualLength += input.readUnsignedShort();
 679                         bandDscpRemarkBuilder.setRate(input.readUnsignedInt());
 680                         bandDscpRemarkBuilder.setBurstSize(input.readUnsignedInt());
 681                         bandDscpRemarkBuilder.setPrecLevel(input.readUnsignedByte());
 682                         input.skipBytes(PADDING_IN_METER_BAND_DSCP_HEADER);
 683                         bandDscpRemarkCaseBuilder.setMeterBandDscpRemark(bandDscpRemarkBuilder.build());
 684                         bandsBuilder.setMeterBand(bandDscpRemarkCaseBuilder.build());
 685                         break;
 686                     case 0xFFFF:
 687                         actualLength += input.readUnsignedShort();
 688                         final long expId = input.getUnsignedInt(input.readerIndex()
 689                                 + 2 * EncodeConstants.SIZE_OF_INT_IN_BYTES);
 690                         input.readerIndex(bandStartIndex);
 691                         OFDeserializer<MeterBandExperimenterCase> deserializer = registry.getDeserializer(
 692                                 ExperimenterDeserializerKeyFactory.createMeterBandDeserializerKey(
 693                                         EncodeConstants.OF13_VERSION_ID, expId));
 694                         bandsBuilder.setMeterBand(deserializer.deserialize(input));
 695                         break;
 696                     default:
 697                         break;
 698                 }
 699                 bandsList.add(bandsBuilder.build());
 700             }
 701             meterConfigBuilder.setBands(bandsList);
 702             meterConfigList.add(meterConfigBuilder.build());
 703         }
 704         builder.setMeterConfig(meterConfigList);
 705         caseBuilder.setMultipartReplyMeterConfig(builder.build());
 706         return caseBuilder.build();
 707     }
 708
 709     private MultipartReplyExperimenterCase setExperimenter(final ByteBuf input) {
 710         final long expId = input.readUnsignedInt();
 711         final long expType = input.readUnsignedInt();
 712
 713         final OFDeserializer<ExperimenterDataOfChoice> deserializer = registry.getDeserializer(
 714                 ExperimenterDeserializerKeyFactory.createMultipartReplyMessageDeserializerKey(
 715                         EncodeConstants.OF13_VERSION_ID, expId, expType));
 716
 717         final MultipartReplyExperimenterBuilder mpExperimenterBld = new MultipartReplyExperimenterBuilder()
 718                 .setExperimenter(new ExperimenterId(expId))
 719                 .setExpType(expType)
 720                 .setExperimenterDataOfChoice(deserializer.deserialize(input));
 721         final MultipartReplyExperimenterCaseBuilder mpReplyExperimenterCaseBld =
 722                 new MultipartReplyExperimenterCaseBuilder().setMultipartReplyExperimenter(mpExperimenterBld.build());
 723         return mpReplyExperimenterCaseBld.build();
 724     }
 725
 726     private static MultipartReplyPortDescCase setPortDesc(final ByteBuf input) {
 727         MultipartReplyPortDescCaseBuilder caseBuilder = new MultipartReplyPortDescCaseBuilder();
 728         MultipartReplyPortDescBuilder builder = new MultipartReplyPortDescBuilder();
 729         List<Ports> portsList = new ArrayList<>();
 730         while (input.readableBytes() > 0) {
 731             PortsBuilder portsBuilder = new PortsBuilder();
 732             portsBuilder.setPortNo(input.readUnsignedInt());
 733             input.skipBytes(PADDING_IN_PORT_DESC_HEADER_01);
 734             portsBuilder.setHwAddr(ByteBufUtils.readIetfMacAddress(input));
 735             input.skipBytes(PADDING_IN_PORT_DESC_HEADER_02);
 736             portsBuilder.setName(ByteBufUtils.decodeNullTerminatedString(input, EncodeConstants.MAX_PORT_NAME_LENGTH));
 737             portsBuilder.setConfig(createPortConfig(input.readUnsignedInt()));
 738             portsBuilder.setState(createPortState(input.readUnsignedInt()));
 739             portsBuilder.setCurrentFeatures(createPortFeatures(input.readUnsignedInt()));
 740             portsBuilder.setAdvertisedFeatures(createPortFeatures(input.readUnsignedInt()));
 741             portsBuilder.setSupportedFeatures(createPortFeatures(input.readUnsignedInt()));
 742             portsBuilder.setPeerFeatures(createPortFeatures(input.readUnsignedInt()));
 743             portsBuilder.setCurrSpeed(input.readUnsignedInt());
 744             portsBuilder.setMaxSpeed(input.readUnsignedInt());
 745             portsList.add(portsBuilder.build());
 746         }
 747         builder.setPorts(portsList);
 748         caseBuilder.setMultipartReplyPortDesc(builder.build());
 749         return caseBuilder.build();
 750     }
 751
 752     private static PortConfig createPortConfig(final long input) {
 753         final Boolean pcPortDown = (input & 1 << 0) != 0;
 754         final Boolean pcNRecv = (input & 1 << 2) != 0;
 755         final Boolean pcNFwd = (input & 1 << 5) != 0;
 756         final Boolean pcNPacketIn = (input & 1 << 6) != 0;
 757         return new PortConfig(pcNFwd, pcNPacketIn, pcNRecv, pcPortDown);
 758     }
 759
 760     private static PortState createPortState(final long input) {
 761         final Boolean psLinkDown = (input & 1 << 0) != 0;
 762         final Boolean psBlocked = (input & 1 << 1) != 0;
 763         final Boolean psLive = (input & 1 << 2) != 0;
 764         return new PortState(psBlocked, psLinkDown, psLive);
 765     }
 766
 767     private static PortFeatures createPortFeatures(final long input) {
 768         final Boolean pf10mbHd = (input & 1 << 0) != 0;
 769         final Boolean pf10mbFd = (input & 1 << 1) != 0;
 770         final Boolean pf100mbHd = (input & 1 << 2) != 0;
 771         final Boolean pf100mbFd = (input & 1 << 3) != 0;
 772         final Boolean pf1gbHd = (input & 1 << 4) != 0;
 773         final Boolean pf1gbFd = (input & 1 << 5) != 0;
 774         final Boolean pf10gbFd = (input & 1 << 6) != 0;
 775         final Boolean pf40gbFd = (input & 1 << 7) != 0;
 776         final Boolean pf100gbFd = (input & 1 << 8) != 0;
 777         final Boolean pf1tbFd = (input & 1 << 9) != 0;
 778         final Boolean pfOther = (input & 1 << 10) != 0;
 779         final Boolean pfCopper = (input & 1 << 11) != 0;
 780         final Boolean pfFiber = (input & 1 << 12) != 0;
 781         final Boolean pfAutoneg = (input & 1 << 13) != 0;
 782         final Boolean pfPause = (input & 1 << 14) != 0;
 783         final Boolean pfPauseAsym = (input & 1 << 15) != 0;
 784         return new PortFeatures(pf100gbFd, pf100mbFd, pf100mbHd, pf10gbFd, pf10mbFd, pf10mbHd, pf1gbFd,
 785                 pf1gbHd, pf1tbFd, pf40gbFd, pfAutoneg, pfCopper, pfFiber, pfOther, pfPause, pfPauseAsym);
 786     }
 787
 788     private static MultipartReplyGroupFeaturesCase setGroupFeatures(final ByteBuf rawMessage) {
 789         final MultipartReplyGroupFeaturesCaseBuilder caseBuilder = new MultipartReplyGroupFeaturesCaseBuilder();
 790         MultipartReplyGroupFeaturesBuilder featuresBuilder = new MultipartReplyGroupFeaturesBuilder();
 791         featuresBuilder.setTypes(createGroupType(rawMessage.readUnsignedInt()));
 792         featuresBuilder.setCapabilities(createCapabilities(rawMessage.readUnsignedInt()));
 793         List<Uint32> maxGroupsList = new ArrayList<>();
 794         for (int i = 0; i < GROUP_TYPES; i++) {
 795             maxGroupsList.add(Uint32.valueOf(rawMessage.readUnsignedInt()));
 796         }
 797         featuresBuilder.setMaxGroups(maxGroupsList);
 798         List<ActionType> actionBitmaps = new ArrayList<>();
 799         for (int i = 0; i < GROUP_TYPES; i++) {
 800             actionBitmaps.add(createActionBitmap(rawMessage.readUnsignedInt()));
 801         }
 802         featuresBuilder.setActionsBitmap(actionBitmaps);
 803         caseBuilder.setMultipartReplyGroupFeatures(featuresBuilder.build());
 804         return caseBuilder.build();
 805     }
 806
 807     @SuppressWarnings("checkstyle:AbbreviationAsWordInName")
 808     private static ActionType createActionBitmap(final long input) {
 809         final Boolean atOutput = (input & 1 << 0) != 0;
 810         final Boolean atCopyTTLout = (input & 1 << 11) != 0;
 811         final Boolean atCopyTTLin = (input & 1 << 12) != 0;
 812         final Boolean atSetMplsTTL = (input & 1 << 15) != 0;
 813         final Boolean atDecMplsTTL = (input & 1 << 16) != 0;
 814         final Boolean atPushVLAN = (input & 1 << 17) != 0;
 815         final Boolean atPopVLAN = (input & 1 << 18) != 0;
 816         final Boolean atPushMPLS = (input & 1 << 19) != 0;
 817         final Boolean atPopMPLS = (input & 1 << 20) != 0;
 818         final Boolean atSetQueue = (input & 1 << 21) != 0;
 819         final Boolean atGroup = (input & 1 << 22) != 0;
 820         final Boolean atSetNWTTL = (input & 1 << 23) != 0;
 821         final Boolean atDecNWTTL = (input & 1 << 24) != 0;
 822         final Boolean atSetField = (input & 1 << 25) != 0;
 823         final Boolean atPushPBB = (input & 1 << 26) != 0;
 824         final Boolean atPopPBB = (input & 1 << 27) != 0;
 825         final Boolean atExperimenter = false;
 826         return new ActionType(atCopyTTLin, atCopyTTLout, atDecMplsTTL,
 827                 atDecNWTTL, atExperimenter, atGroup, atOutput, atPopMPLS,
 828                 atPopPBB, atPopVLAN, atPushMPLS, atPushPBB, atPushVLAN,
 829                 atSetField, atSetMplsTTL, atSetNWTTL, atSetQueue);
 830     }
 831
 832     private static GroupCapabilities createCapabilities(final long input) {
 833         final Boolean gcSelectWeight = (input & 1 << 0) != 0;
 834         final Boolean gcSelectLiveness = (input & 1 << 1) != 0;
 835         final Boolean gcChaining = (input & 1 << 2) != 0;
 836         final Boolean gcChainingChecks = (input & 1 << 3) != 0;
 837         return new GroupCapabilities(gcChaining, gcChainingChecks, gcSelectLiveness, gcSelectWeight);
 838     }
 839
 840     private static GroupTypes createGroupType(final long input) {
 841         final Boolean gtAll = (input & 1 << 0) != 0;
 842         final Boolean gtSelect = (input & 1 << 1) != 0;
 843         final Boolean gtIndirect = (input & 1 << 2) != 0;
 844         final Boolean gtFF = (input & 1 << 3) != 0;
 845         return new GroupTypes(gtAll, gtFF, gtIndirect, gtSelect);
 846     }
 847
 848     private MultipartReplyGroupDescCase setGroupDesc(final ByteBuf input) {
 849         MultipartReplyGroupDescCaseBuilder caseBuilder = new MultipartReplyGroupDescCaseBuilder();
 850         MultipartReplyGroupDescBuilder builder = new MultipartReplyGroupDescBuilder();
 851         List<GroupDesc> groupDescsList = new ArrayList<>();
 852         while (input.readableBytes() > 0) {
 853             GroupDescBuilder groupDescBuilder = new GroupDescBuilder();
 854             final int bodyLength = input.readUnsignedShort();
 855             groupDescBuilder.setType(GroupType.forValue(input.readUnsignedByte()));
 856             input.skipBytes(PADDING_IN_GROUP_DESC_HEADER);
 857             groupDescBuilder.setGroupId(new GroupId(input.readUnsignedInt()));
 858             int actualLength = GROUP_DESC_HEADER_LENGTH;
 859             List<BucketsList> bucketsList = new ArrayList<>();
 860             while (actualLength < bodyLength) {
 861                 BucketsListBuilder bucketsBuilder = new BucketsListBuilder();
 862                 final int bucketsLength = input.readUnsignedShort();
 863                 bucketsBuilder.setWeight(input.readUnsignedShort());
 864                 bucketsBuilder.setWatchPort(new PortNumber(input.readUnsignedInt()));
 865                 bucketsBuilder.setWatchGroup(input.readUnsignedInt());
 866                 input.skipBytes(PADDING_IN_BUCKETS_HEADER);
 867                 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 868                 List<Action> actions = ListDeserializer.deserializeList(EncodeConstants.OF13_VERSION_ID,
 869                         bucketsLength - BUCKETS_HEADER_LENGTH, input, keyMaker, registry);
 870                 bucketsBuilder.setAction(actions);
 871                 bucketsList.add(bucketsBuilder.build());
 872                 actualLength += bucketsLength;
 873             }
 874             groupDescBuilder.setBucketsList(bucketsList);
 875             groupDescsList.add(groupDescBuilder.build());
 876         }
 877         builder.setGroupDesc(groupDescsList);
 878         caseBuilder.setMultipartReplyGroupDesc(builder.build());
 879         return caseBuilder.build();
 880     }
 881
 882     @Override
 883     public void injectDeserializerRegistry(
 884             final DeserializerRegistry deserializerRegistry) {
 885         registry = deserializerRegistry;
 886     }
 887 }