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
  13 import java.math.BigInteger;
  14 import java.util.ArrayList;
  15 import java.util.List;
  16
  17 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistry;
  18 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistryInjector;
  19 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
  20 import org.opendaylight.openflowjava.protocol.api.keys.MessageCodeKey;
  21 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  22 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMaker;
  23 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMakerFactory;
  24 import org.opendaylight.openflowjava.protocol.impl.util.ListDeserializer;
  25 import org.opendaylight.openflowjava.util.ByteBufUtils;
  26 import org.opendaylight.openflowjava.util.ExperimenterDeserializerKeyFactory;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.ActionRelatedTableFeatureProperty;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.ActionRelatedTableFeaturePropertyBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.InstructionRelatedTableFeatureProperty;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.InstructionRelatedTableFeaturePropertyBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.NextTableRelatedTableFeatureProperty;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.NextTableRelatedTableFeaturePropertyBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.OxmRelatedTableFeatureProperty;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.OxmRelatedTableFeaturePropertyBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.table.features.properties.container.table.feature.properties.NextTableIds;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.table.features.properties.container.table.feature.properties.NextTableIdsBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ActionType;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowModFlags;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupCapabilities;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupType;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupTypes;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterBandType;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterBandTypeBitmap;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterFlags;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MeterId;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartRequestFlags;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfig;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeatures;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortState;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableConfig;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableFeaturesPropType;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.Match;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReplyMessage;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReplyMessageBuilder;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsList;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsListBuilder;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandDropCaseBuilder;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandDscpRemarkCaseBuilder;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.MeterBandExperimenterCase;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.meter.band.drop._case.MeterBandDropBuilder;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.meter.band.header.meter.band.meter.band.dscp.remark._case.MeterBandDscpRemarkBuilder;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyAggregateCase;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyAggregateCaseBuilder;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyDescCase;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyDescCaseBuilder;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyExperimenterCase;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyFlowCase;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyFlowCaseBuilder;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupCase;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupCaseBuilder;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupDescCase;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupDescCaseBuilder;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupFeaturesCase;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupFeaturesCaseBuilder;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterCase;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterCaseBuilder;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterConfigCase;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterConfigCaseBuilder;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCase;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCaseBuilder;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortDescCase;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortDescCaseBuilder;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortStatsCase;
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortStatsCaseBuilder;
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyQueueCase;
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyQueueCaseBuilder;
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableCase;
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableCaseBuilder;
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableFeaturesCase;
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableFeaturesCaseBuilder;
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.aggregate._case.MultipartReplyAggregateBuilder;
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.desc._case.MultipartReplyDescBuilder;
 100 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.MultipartReplyFlowBuilder;
 101 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.multipart.reply.flow.FlowStats;
 102 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.flow._case.multipart.reply.flow.FlowStatsBuilder;
 103 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.MultipartReplyGroupBuilder;
 104 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.multipart.reply.group.GroupStats;
 105 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group._case.multipart.reply.group.GroupStatsBuilder;
 106 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;
 107 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;
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.desc._case.MultipartReplyGroupDescBuilder;
 109 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;
 110 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;
 111 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.features._case.MultipartReplyGroupFeaturesBuilder;
 112 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.MultipartReplyMeterBuilder;
 113 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.multipart.reply.meter.MeterStats;
 114 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter._case.multipart.reply.meter.MeterStatsBuilder;
 115 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;
 116 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;
 117 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.config._case.MultipartReplyMeterConfigBuilder;
 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.MeterConfig;
 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.MeterConfigBuilder;
 120 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;
 121 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;
 122 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.features._case.MultipartReplyMeterFeaturesBuilder;
 123 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.desc._case.MultipartReplyPortDescBuilder;
 124 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;
 125 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;
 126 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.stats._case.MultipartReplyPortStatsBuilder;
 127 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;
 128 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;
 129 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.queue._case.MultipartReplyQueueBuilder;
 130 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.queue._case.multipart.reply.queue.QueueStats;
 131 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.queue._case.multipart.reply.queue.QueueStatsBuilder;
 132 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.MultipartReplyTableBuilder;
 133 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.multipart.reply.table.TableStats;
 134 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table._case.multipart.reply.table.TableStatsBuilder;
 135 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table.features._case.MultipartReplyTableFeaturesBuilder;
 136 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;
 137 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;
 138 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.table.features.properties.grouping.TableFeatureProperties;
 139 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.table.features.properties.grouping.TableFeaturePropertiesBuilder;
 140
 141 /**
 142  * Translates MultipartReply messages
 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(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:  builder.setMultipartReplyBody(setDesc(rawMessage));
 193                  break;
 194         case OFPMPFLOW:  builder.setMultipartReplyBody(setFlow(rawMessage));
 195                  break;
 196         case OFPMPAGGREGATE:  builder.setMultipartReplyBody(setAggregate(rawMessage));
 197                  break;
 198         case OFPMPTABLE:  builder.setMultipartReplyBody(setTable(rawMessage));
 199                  break;
 200         case OFPMPPORTSTATS:  builder.setMultipartReplyBody(setPortStats(rawMessage));
 201                  break;
 202         case OFPMPQUEUE:  builder.setMultipartReplyBody(setQueue(rawMessage));
 203                  break;
 204         case OFPMPGROUP:  builder.setMultipartReplyBody(setGroup(rawMessage));
 205                  break;
 206         case OFPMPGROUPDESC:  builder.setMultipartReplyBody(setGroupDesc(rawMessage));
 207                  break;
 208         case OFPMPGROUPFEATURES:  builder.setMultipartReplyBody(setGroupFeatures(rawMessage));
 209                  break;
 210         case OFPMPMETER:  builder.setMultipartReplyBody(setMeter(rawMessage));
 211                  break;
 212         case OFPMPMETERCONFIG: builder.setMultipartReplyBody(setMeterConfig(rawMessage));
 213                  break;
 214         case OFPMPMETERFEATURES: builder.setMultipartReplyBody(setMeterFeatures(rawMessage));
 215                  break;
 216         case OFPMPTABLEFEATURES: builder.setMultipartReplyBody(setTableFeatures(rawMessage));
 217                  break;
 218         case OFPMPPORTDESC: builder.setMultipartReplyBody(setPortDesc(rawMessage));
 219                  break;
 220         case OFPMPEXPERIMENTER: builder.setMultipartReplyBody(setExperimenter(rawMessage));
 221                  break;
 222         default:
 223                  break;
 224         }
 225
 226         return builder.build();
 227     }
 228
 229     private static MultipartReplyDescCase setDesc(ByteBuf input) {
 230         MultipartReplyDescCaseBuilder caseBuilder = new MultipartReplyDescCaseBuilder();
 231         MultipartReplyDescBuilder descBuilder = new MultipartReplyDescBuilder();
 232         byte[] mfrDescBytes = new byte[DESC_STR_LEN];
 233         input.readBytes(mfrDescBytes);
 234         String mfrDesc = new String(mfrDescBytes);
 235         descBuilder.setMfrDesc(mfrDesc.trim());
 236         byte[] hwDescBytes = new byte[DESC_STR_LEN];
 237         input.readBytes(hwDescBytes);
 238         String hwDesc = new String(hwDescBytes);
 239         descBuilder.setHwDesc(hwDesc.trim());
 240         byte[] swDescBytes = new byte[DESC_STR_LEN];
 241         input.readBytes(swDescBytes);
 242         String swDesc = new String(swDescBytes);
 243         descBuilder.setSwDesc(swDesc.trim());
 244         byte[] serialNumBytes = new byte[SERIAL_NUM_LEN];
 245         input.readBytes(serialNumBytes);
 246         String serialNum = new String(serialNumBytes);
 247         descBuilder.setSerialNum(serialNum.trim());
 248         byte[] dpDescBytes = new byte[DESC_STR_LEN];
 249         input.readBytes(dpDescBytes);
 250         String dpDesc = new String(dpDescBytes);
 251         descBuilder.setDpDesc(dpDesc.trim());
 252         caseBuilder.setMultipartReplyDesc(descBuilder.build());
 253         return caseBuilder.build();
 254     }
 255
 256     private MultipartReplyFlowCase setFlow(ByteBuf input) {
 257         MultipartReplyFlowCaseBuilder caseBuilder = new MultipartReplyFlowCaseBuilder();
 258         MultipartReplyFlowBuilder flowBuilder = new MultipartReplyFlowBuilder();
 259         List<FlowStats> flowStatsList = new ArrayList<>();
 260         while (input.readableBytes() > 0) {
 261             FlowStatsBuilder flowStatsBuilder = new FlowStatsBuilder();
 262             int flowRecordLength = input.readUnsignedShort();
 263             ByteBuf subInput = input.readSlice(flowRecordLength - EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 264             flowStatsBuilder.setTableId(subInput.readUnsignedByte());
 265             subInput.skipBytes(PADDING_IN_FLOW_STATS_HEADER_01);
 266             flowStatsBuilder.setDurationSec(subInput.readUnsignedInt());
 267             flowStatsBuilder.setDurationNsec(subInput.readUnsignedInt());
 268             flowStatsBuilder.setPriority(subInput.readUnsignedShort());
 269             flowStatsBuilder.setIdleTimeout(subInput.readUnsignedShort());
 270             flowStatsBuilder.setHardTimeout(subInput.readUnsignedShort());
 271             flowStatsBuilder.setFlags(createFlowModFlagsFromBitmap(subInput.readUnsignedShort()));
 272             subInput.skipBytes(PADDING_IN_FLOW_STATS_HEADER_02);
 273             byte[] cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 274             subInput.readBytes(cookie);
 275             flowStatsBuilder.setCookie(new BigInteger(1, cookie));
 276             byte[] packetCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 277             subInput.readBytes(packetCount);
 278             flowStatsBuilder.setPacketCount(new BigInteger(1, packetCount));
 279             byte[] byteCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 280             subInput.readBytes(byteCount);
 281             flowStatsBuilder.setByteCount(new BigInteger(1, byteCount));
 282             OFDeserializer<Match> matchDeserializer = registry.getDeserializer(new MessageCodeKey(
 283                     EncodeConstants.OF13_VERSION_ID, EncodeConstants.EMPTY_VALUE, Match.class));
 284             flowStatsBuilder.setMatch(matchDeserializer.deserialize(subInput));
 285             CodeKeyMaker keyMaker = CodeKeyMakerFactory
 286                     .createInstructionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 287             List<Instruction> instructions = ListDeserializer.deserializeList(
 288                     EncodeConstants.OF13_VERSION_ID, subInput.readableBytes(), subInput, keyMaker, registry);
 289             flowStatsBuilder.setInstruction(instructions);
 290             flowStatsList.add(flowStatsBuilder.build());
 291         }
 292         flowBuilder.setFlowStats(flowStatsList);
 293         caseBuilder.setMultipartReplyFlow(flowBuilder.build());
 294         return caseBuilder.build();
 295     }
 296
 297     private static FlowModFlags createFlowModFlagsFromBitmap(int input){
 298         final Boolean fmfSENDFLOWREM = (input & (1 << 0)) != 0;
 299         final Boolean fmfCHECKOVERLAP = (input & (1 << 1)) != 0;
 300         final Boolean fmfRESETCOUNTS = (input & (1 << 2)) != 0;
 301         final Boolean fmfNOPKTCOUNTS = (input & (1 << 3)) != 0;
 302         final Boolean fmfNOBYTCOUNTS = (input & (1 << 4)) != 0;
 303         return new FlowModFlags(fmfCHECKOVERLAP, fmfNOBYTCOUNTS, fmfNOPKTCOUNTS, fmfRESETCOUNTS, fmfSENDFLOWREM);
 304     }
 305
 306     private static MultipartReplyAggregateCase setAggregate(ByteBuf input) {
 307         MultipartReplyAggregateCaseBuilder caseBuilder = new MultipartReplyAggregateCaseBuilder();
 308         MultipartReplyAggregateBuilder builder = new MultipartReplyAggregateBuilder();
 309         byte[] packetCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 310         input.readBytes(packetCount);
 311         builder.setPacketCount(new BigInteger(1, packetCount));
 312         byte[] byteCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 313         input.readBytes(byteCount);
 314         builder.setByteCount(new BigInteger(1, byteCount));
 315         builder.setFlowCount(input.readUnsignedInt());
 316         input.skipBytes(PADDING_IN_AGGREGATE_HEADER);
 317         caseBuilder.setMultipartReplyAggregate(builder.build());
 318         return caseBuilder.build();
 319     }
 320
 321     private static MultipartReplyTableCase setTable(ByteBuf input) {
 322         MultipartReplyTableCaseBuilder caseBuilder = new MultipartReplyTableCaseBuilder();
 323         MultipartReplyTableBuilder builder = new MultipartReplyTableBuilder();
 324         List<TableStats> tableStatsList = new ArrayList<>();
 325         while (input.readableBytes() > 0) {
 326             TableStatsBuilder tableStatsBuilder = new TableStatsBuilder();
 327             tableStatsBuilder.setTableId(input.readUnsignedByte());
 328             input.skipBytes(PADDING_IN_TABLE_HEADER);
 329             tableStatsBuilder.setActiveCount(input.readUnsignedInt());
 330             byte[] lookupCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 331             input.readBytes(lookupCount);
 332             tableStatsBuilder.setLookupCount(new BigInteger(1, lookupCount));
 333             byte[] matchedCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 334             input.readBytes(matchedCount);
 335             tableStatsBuilder.setMatchedCount(new BigInteger(1, matchedCount));
 336             tableStatsList.add(tableStatsBuilder.build());
 337         }
 338         builder.setTableStats(tableStatsList);
 339         caseBuilder.setMultipartReplyTable(builder.build());
 340         return caseBuilder.build();
 341     }
 342
 343     private MultipartReplyTableFeaturesCase setTableFeatures(ByteBuf input) {
 344         MultipartReplyTableFeaturesCaseBuilder caseBuilder = new MultipartReplyTableFeaturesCaseBuilder();
 345         MultipartReplyTableFeaturesBuilder builder = new MultipartReplyTableFeaturesBuilder();
 346         List<TableFeatures> features = new ArrayList<>();
 347         while (input.readableBytes() > 0) {
 348             TableFeaturesBuilder featuresBuilder = new TableFeaturesBuilder();
 349             int length = input.readUnsignedShort();
 350             featuresBuilder.setTableId(input.readUnsignedByte());
 351             input.skipBytes(PADDING_IN_MULTIPART_REPLY_TABLE_FEATURES);
 352             featuresBuilder.setName(ByteBufUtils.decodeNullTerminatedString(input, MAX_TABLE_NAME_LENGTH));
 353             byte[] metadataMatch = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 354             input.readBytes(metadataMatch);
 355             featuresBuilder.setMetadataMatch(metadataMatch);
 356             byte[] metadataWrite = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 357             input.readBytes(metadataWrite);
 358             featuresBuilder.setMetadataWrite(metadataWrite);
 359             featuresBuilder.setConfig(createTableConfig(input.readUnsignedInt()));
 360             featuresBuilder.setMaxEntries(input.readUnsignedInt());
 361             featuresBuilder.setTableFeatureProperties(createTableFeaturesProperties(input,
 362                     length - MULTIPART_REPLY_TABLE_FEATURES_STRUCTURE_LENGTH));
 363             features.add(featuresBuilder.build());
 364         }
 365         builder.setTableFeatures(features);
 366         caseBuilder.setMultipartReplyTableFeatures(builder.build());
 367         return caseBuilder.build();
 368     }
 369
 370     private static TableConfig createTableConfig(long input) {
 371         boolean deprecated = (input & 3) != 0;
 372         return new TableConfig(deprecated);
 373     }
 374
 375     private List<TableFeatureProperties> createTableFeaturesProperties(ByteBuf input, int length) {
 376         List<TableFeatureProperties> properties = new ArrayList<>();
 377         int tableFeaturesLength = length;
 378         while (tableFeaturesLength > 0) {
 379             int propStartIndex = input.readerIndex();
 380             TableFeaturePropertiesBuilder builder = new TableFeaturePropertiesBuilder();
 381             TableFeaturesPropType type = TableFeaturesPropType.forValue(input.readUnsignedShort());
 382             builder.setType(type);
 383             int propertyLength = input.readUnsignedShort();
 384             int paddingRemainder = propertyLength % EncodeConstants.PADDING;
 385             tableFeaturesLength -= propertyLength;
 386             if (type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONS)
 387                     || type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONSMISS)) {
 388                 InstructionRelatedTableFeaturePropertyBuilder insBuilder = new InstructionRelatedTableFeaturePropertyBuilder();
 389                 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createInstructionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 390                 List<Instruction> instructions = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
 391                         propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
 392                 insBuilder.setInstruction(instructions);
 393                 builder.addAugmentation(InstructionRelatedTableFeatureProperty.class, insBuilder.build());
 394             } else if (type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLES)
 395                     || type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLESMISS)) {
 396                 propertyLength -= COMMON_PROPERTY_LENGTH;
 397                 NextTableRelatedTableFeaturePropertyBuilder tableBuilder = new NextTableRelatedTableFeaturePropertyBuilder();
 398                 List<NextTableIds> ids = new ArrayList<>();
 399                 while (propertyLength > 0) {
 400                     NextTableIdsBuilder nextTableIdsBuilder = new NextTableIdsBuilder();
 401                     nextTableIdsBuilder.setTableId(input.readUnsignedByte());
 402                     ids.add(nextTableIdsBuilder.build());
 403                     propertyLength--;
 404                 }
 405                 tableBuilder.setNextTableIds(ids);
 406                 builder.addAugmentation(NextTableRelatedTableFeatureProperty.class, tableBuilder.build());
 407             } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONS)
 408                     || type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONSMISS)
 409                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONS)
 410                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONSMISS)) {
 411                 ActionRelatedTableFeaturePropertyBuilder actionBuilder = new ActionRelatedTableFeaturePropertyBuilder();
 412                 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 413                 List<Action> actions = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
 414                         propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
 415                 actionBuilder.setAction(actions);
 416                 builder.addAugmentation(ActionRelatedTableFeatureProperty.class, actionBuilder.build());
 417             } else if (type.equals(TableFeaturesPropType.OFPTFPTMATCH)
 418                     || type.equals(TableFeaturesPropType.OFPTFPTWILDCARDS)
 419                     || type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELD)
 420                     || type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELDMISS)
 421                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELD)
 422                     || type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELDMISS)) {
 423                 OxmRelatedTableFeaturePropertyBuilder oxmBuilder = new OxmRelatedTableFeaturePropertyBuilder();
 424                 CodeKeyMaker keyMaker = CodeKeyMakerFactory
 425                         .createMatchEntriesKeyMaker(EncodeConstants.OF13_VERSION_ID);
 426                 List<MatchEntry> entries = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
 427                         propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
 428                 oxmBuilder.setMatchEntry(entries);
 429                 builder.addAugmentation(OxmRelatedTableFeatureProperty.class, oxmBuilder.build());
 430             } else if (type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTER)
 431                     || type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTERMISS)) {
 432                 long expId = input.readUnsignedInt();
 433                 input.readerIndex(propStartIndex);
 434                 OFDeserializer<TableFeatureProperties> propDeserializer = registry.getDeserializer(
 435                         ExperimenterDeserializerKeyFactory.createMultipartReplyTFDeserializerKey(
 436                                 EncodeConstants.OF13_VERSION_ID, expId));
 437                 TableFeatureProperties expProp = propDeserializer.deserialize(input);
 438                 properties.add(expProp);
 439                 continue;
 440             }
 441             if (paddingRemainder != 0) {
 442                 input.skipBytes(EncodeConstants.PADDING - paddingRemainder);
 443                 tableFeaturesLength -= EncodeConstants.PADDING - paddingRemainder;
 444             }
 445             properties.add(builder.build());
 446         }
 447         return properties;
 448     }
 449
 450     private static MultipartReplyPortStatsCase setPortStats(ByteBuf input) {
 451         MultipartReplyPortStatsCaseBuilder caseBuilder = new MultipartReplyPortStatsCaseBuilder();
 452         MultipartReplyPortStatsBuilder builder = new MultipartReplyPortStatsBuilder();
 453         List<PortStats> portStatsList = new ArrayList<>();
 454         while (input.readableBytes() > 0) {
 455             PortStatsBuilder portStatsBuilder = new PortStatsBuilder();
 456             portStatsBuilder.setPortNo(input.readUnsignedInt());
 457             input.skipBytes(PADDING_IN_PORT_STATS_HEADER);
 458             byte[] rxPackets = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 459             input.readBytes(rxPackets);
 460             portStatsBuilder.setRxPackets(new BigInteger(1, rxPackets));
 461             byte[] txPackets = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 462             input.readBytes(txPackets);
 463             portStatsBuilder.setTxPackets(new BigInteger(1, txPackets));
 464             byte[] rxBytes = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 465             input.readBytes(rxBytes);
 466             portStatsBuilder.setRxBytes(new BigInteger(1, rxBytes));
 467             byte[] txBytes = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 468             input.readBytes(txBytes);
 469             portStatsBuilder.setTxBytes(new BigInteger(1, txBytes));
 470             byte[] rxDropped = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 471             input.readBytes(rxDropped);
 472             portStatsBuilder.setRxDropped(new BigInteger(1, rxDropped));
 473             byte[] txDropped = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 474             input.readBytes(txDropped);
 475             portStatsBuilder.setTxDropped(new BigInteger(1, txDropped));
 476             byte[] rxErrors = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 477             input.readBytes(rxErrors);
 478             portStatsBuilder.setRxErrors(new BigInteger(1, rxErrors));
 479             byte[] txErrors = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 480             input.readBytes(txErrors);
 481             portStatsBuilder.setTxErrors(new BigInteger(1, txErrors));
 482             byte[] rxFrameErr = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 483             input.readBytes(rxFrameErr);
 484             portStatsBuilder.setRxFrameErr(new BigInteger(1, rxFrameErr));
 485             byte[] rxOverErr = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 486             input.readBytes(rxOverErr);
 487             portStatsBuilder.setRxOverErr(new BigInteger(1, rxOverErr));
 488             byte[] rxCrcErr = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 489             input.readBytes(rxCrcErr);
 490             portStatsBuilder.setRxCrcErr(new BigInteger(1, rxCrcErr));
 491             byte[] collisions = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 492             input.readBytes(collisions);
 493             portStatsBuilder.setCollisions(new BigInteger(1, collisions));
 494             portStatsBuilder.setDurationSec(input.readUnsignedInt());
 495             portStatsBuilder.setDurationNsec(input.readUnsignedInt());
 496             portStatsList.add(portStatsBuilder.build());
 497         }
 498         builder.setPortStats(portStatsList);
 499         caseBuilder.setMultipartReplyPortStats(builder.build());
 500         return caseBuilder.build();
 501     }
 502
 503     private static MultipartReplyQueueCase setQueue(ByteBuf input) {
 504         MultipartReplyQueueCaseBuilder caseBuilder = new MultipartReplyQueueCaseBuilder();
 505         MultipartReplyQueueBuilder builder = new MultipartReplyQueueBuilder();
 506         List<QueueStats> queueStatsList = new ArrayList<>();
 507         while (input.readableBytes() > 0) {
 508             QueueStatsBuilder queueStatsBuilder = new QueueStatsBuilder();
 509             queueStatsBuilder.setPortNo(input.readUnsignedInt());
 510             queueStatsBuilder.setQueueId(input.readUnsignedInt());
 511             byte[] txBytes = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 512             input.readBytes(txBytes);
 513             queueStatsBuilder.setTxBytes(new BigInteger(1, txBytes));
 514             byte[] txPackets = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 515             input.readBytes(txPackets);
 516             queueStatsBuilder.setTxPackets(new BigInteger(1, txPackets));
 517             byte[] txErrors = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 518             input.readBytes(txErrors);
 519             queueStatsBuilder.setTxErrors(new BigInteger(1, txErrors));
 520             queueStatsBuilder.setDurationSec(input.readUnsignedInt());
 521             queueStatsBuilder.setDurationNsec(input.readUnsignedInt());
 522             queueStatsList.add(queueStatsBuilder.build());
 523         }
 524         builder.setQueueStats(queueStatsList);
 525         caseBuilder.setMultipartReplyQueue(builder.build());
 526         return caseBuilder.build();
 527     }
 528
 529     private static MultipartReplyGroupCase setGroup(ByteBuf input) {
 530         MultipartReplyGroupCaseBuilder caseBuilder = new MultipartReplyGroupCaseBuilder();
 531         MultipartReplyGroupBuilder builder = new MultipartReplyGroupBuilder();
 532         List<GroupStats> groupStatsList = new ArrayList<>();
 533         while (input.readableBytes() > 0) {
 534             GroupStatsBuilder groupStatsBuilder = new GroupStatsBuilder();
 535             int bodyLength = input.readUnsignedShort();
 536             input.skipBytes(PADDING_IN_GROUP_HEADER_01);
 537             groupStatsBuilder.setGroupId(new GroupId(input.readUnsignedInt()));
 538             groupStatsBuilder.setRefCount(input.readUnsignedInt());
 539             input.skipBytes(PADDING_IN_GROUP_HEADER_02);
 540             byte[] packetCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 541             input.readBytes(packetCount);
 542             groupStatsBuilder.setPacketCount(new BigInteger(1, packetCount));
 543             byte[] byteCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 544             input.readBytes(byteCount);
 545             groupStatsBuilder.setByteCount(new BigInteger(1, byteCount));
 546             groupStatsBuilder.setDurationSec(input.readUnsignedInt());
 547             groupStatsBuilder.setDurationNsec(input.readUnsignedInt());
 548             int actualLength = GROUP_BODY_LENGTH;
 549             List<BucketStats> bucketStatsList = new ArrayList<>();
 550             while (actualLength < bodyLength) {
 551                 BucketStatsBuilder bucketStatsBuilder = new BucketStatsBuilder();
 552                 byte[] packetCountBucket = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 553                 input.readBytes(packetCountBucket);
 554                 bucketStatsBuilder.setPacketCount(new BigInteger(1, packetCountBucket));
 555                 byte[] byteCountBucket = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 556                 input.readBytes(byteCountBucket);
 557                 bucketStatsBuilder.setByteCount(new BigInteger(1, byteCountBucket));
 558                 bucketStatsList.add(bucketStatsBuilder.build());
 559                 actualLength += BUCKET_COUNTER_LENGTH;
 560             }
 561             groupStatsBuilder.setBucketStats(bucketStatsList);
 562             groupStatsList.add(groupStatsBuilder.build());
 563         }
 564         builder.setGroupStats(groupStatsList);
 565         caseBuilder.setMultipartReplyGroup(builder.build());
 566         return caseBuilder.build();
 567     }
 568
 569     private static MultipartReplyMeterFeaturesCase setMeterFeatures(ByteBuf input) {
 570         MultipartReplyMeterFeaturesCaseBuilder caseBuilder = new MultipartReplyMeterFeaturesCaseBuilder();
 571         MultipartReplyMeterFeaturesBuilder builder = new MultipartReplyMeterFeaturesBuilder();
 572         builder.setMaxMeter(input.readUnsignedInt());
 573         builder.setBandTypes(createMeterBandsBitmap(input.readUnsignedInt()));
 574         builder.setCapabilities(createMeterFlags(input.readUnsignedInt()));
 575         builder.setMaxBands(input.readUnsignedByte());
 576         builder.setMaxColor(input.readUnsignedByte());
 577         input.skipBytes(PADDING_IN_METER_FEATURES_HEADER);
 578         caseBuilder.setMultipartReplyMeterFeatures(builder.build());
 579         return caseBuilder.build();
 580     }
 581
 582     private static MeterFlags createMeterFlags(long input){
 583         final Boolean mfKBPS = (input & (1 << 0)) != 0;
 584         final Boolean mfPKTPS = (input & (1 << 1)) != 0;
 585         final Boolean mfBURST = (input & (1 << 2)) != 0;
 586         final Boolean mfSTATS = (input & (1 << 3)) != 0;
 587         return new MeterFlags(mfBURST, mfKBPS, mfPKTPS, mfSTATS);
 588     }
 589
 590     private static MeterBandTypeBitmap createMeterBandsBitmap(long input) {
 591         final Boolean mbtDROP = (input & (1 << 1)) != 0;
 592         final Boolean mbtDSCPREMARK = (input & (1 << 2)) != 0;
 593         return new MeterBandTypeBitmap(mbtDROP, mbtDSCPREMARK);
 594     }
 595
 596     private static MultipartReplyMeterCase setMeter(ByteBuf input) {
 597         MultipartReplyMeterCaseBuilder caseBuilder = new MultipartReplyMeterCaseBuilder();
 598         MultipartReplyMeterBuilder builder = new MultipartReplyMeterBuilder();
 599         List<MeterStats> meterStatsList = new ArrayList<>();
 600         while (input.readableBytes() > 0) {
 601             MeterStatsBuilder meterStatsBuilder = new MeterStatsBuilder();
 602             meterStatsBuilder.setMeterId(new MeterId(input.readUnsignedInt()));
 603             int meterStatsBodyLength = input.readUnsignedShort();
 604             input.skipBytes(PADDING_IN_METER_STATS_HEADER);
 605             meterStatsBuilder.setFlowCount(input.readUnsignedInt());
 606             byte[] packetInCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 607             input.readBytes(packetInCount);
 608             meterStatsBuilder.setPacketInCount(new BigInteger(1, packetInCount));
 609             byte[] byteInCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 610             input.readBytes(byteInCount);
 611             meterStatsBuilder.setByteInCount(new BigInteger(1, byteInCount));
 612             meterStatsBuilder.setDurationSec(input.readUnsignedInt());
 613             meterStatsBuilder.setDurationNsec(input.readUnsignedInt());
 614             int actualLength = METER_BODY_LENGTH;
 615             List<MeterBandStats> meterBandStatsList = new ArrayList<>();
 616             while (actualLength < meterStatsBodyLength) {
 617                 MeterBandStatsBuilder meterBandStatsBuilder = new MeterBandStatsBuilder();
 618                 byte[] packetBandCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 619                 input.readBytes(packetBandCount);
 620                 meterBandStatsBuilder.setPacketBandCount(new BigInteger(1, packetBandCount));
 621                 byte[] byteBandCount = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 622                 input.readBytes(byteBandCount);
 623                 meterBandStatsBuilder.setByteBandCount(new BigInteger(1, byteBandCount));
 624                 meterBandStatsList.add(meterBandStatsBuilder.build());
 625                 actualLength += METER_BAND_STATS_LENGTH;
 626             }
 627             meterStatsBuilder.setMeterBandStats(meterBandStatsList);
 628             meterStatsList.add(meterStatsBuilder.build());
 629         }
 630         builder.setMeterStats(meterStatsList);
 631         caseBuilder.setMultipartReplyMeter(builder.build());
 632         return caseBuilder.build();
 633     }
 634
 635     private MultipartReplyMeterConfigCase setMeterConfig(ByteBuf input) {
 636         MultipartReplyMeterConfigCaseBuilder caseBuilder = new MultipartReplyMeterConfigCaseBuilder();
 637         MultipartReplyMeterConfigBuilder builder = new MultipartReplyMeterConfigBuilder();
 638         List<MeterConfig> meterConfigList = new ArrayList<>();
 639         while (input.readableBytes() > 0) {
 640             MeterConfigBuilder meterConfigBuilder = new MeterConfigBuilder();
 641             int meterConfigBodyLength = input.readUnsignedShort();
 642             meterConfigBuilder.setFlags(createMeterFlags(input.readUnsignedShort()));
 643             meterConfigBuilder.setMeterId(new MeterId(input.readUnsignedInt()));
 644             int actualLength = METER_CONFIG_LENGTH;
 645             List<Bands> bandsList = new ArrayList<>();
 646             while (actualLength < meterConfigBodyLength) {
 647                 int bandStartIndex = input.readerIndex();
 648                 BandsBuilder bandsBuilder = new BandsBuilder();
 649                 int bandType = input.readUnsignedShort();
 650                 switch (bandType) {
 651                     case 1:
 652                         MeterBandDropCaseBuilder bandDropCaseBuilder = new MeterBandDropCaseBuilder();
 653                         MeterBandDropBuilder bandDropBuilder = new MeterBandDropBuilder();
 654                         bandDropBuilder.setType(MeterBandType.forValue(bandType));
 655                         actualLength += input.readUnsignedShort();
 656                         bandDropBuilder.setRate(input.readUnsignedInt());
 657                         bandDropBuilder.setBurstSize(input.readUnsignedInt());
 658                         input.skipBytes(PADDING_IN_METER_BAND_DROP_HEADER);
 659                         bandDropCaseBuilder.setMeterBandDrop(bandDropBuilder.build());
 660                         bandsBuilder.setMeterBand(bandDropCaseBuilder.build());
 661                         break;
 662                     case 2:
 663                         MeterBandDscpRemarkCaseBuilder bandDscpRemarkCaseBuilder = new MeterBandDscpRemarkCaseBuilder();
 664                         MeterBandDscpRemarkBuilder bandDscpRemarkBuilder = new MeterBandDscpRemarkBuilder();
 665                         bandDscpRemarkBuilder.setType(MeterBandType.forValue(bandType));
 666                         actualLength += input.readUnsignedShort();
 667                         bandDscpRemarkBuilder.setRate(input.readUnsignedInt());
 668                         bandDscpRemarkBuilder.setBurstSize(input.readUnsignedInt());
 669                         bandDscpRemarkBuilder.setPrecLevel(input.readUnsignedByte());
 670                         input.skipBytes(PADDING_IN_METER_BAND_DSCP_HEADER);
 671                         bandDscpRemarkCaseBuilder.setMeterBandDscpRemark(bandDscpRemarkBuilder.build());
 672                         bandsBuilder.setMeterBand(bandDscpRemarkCaseBuilder.build());
 673                         break;
 674                     case 0xFFFF:
 675                         actualLength += input.readUnsignedShort();
 676                         long expId = input.getUnsignedInt(input.readerIndex() + 2 * EncodeConstants.SIZE_OF_INT_IN_BYTES);
 677                         input.readerIndex(bandStartIndex);
 678                         OFDeserializer<MeterBandExperimenterCase> deserializer = registry.getDeserializer(
 679                                 ExperimenterDeserializerKeyFactory.createMeterBandDeserializerKey(
 680                                         EncodeConstants.OF13_VERSION_ID, expId));
 681                         bandsBuilder.setMeterBand(deserializer.deserialize(input));
 682                         break;
 683                     default:
 684                         break;
 685                 }
 686                 bandsList.add(bandsBuilder.build());
 687             }
 688             meterConfigBuilder.setBands(bandsList);
 689             meterConfigList.add(meterConfigBuilder.build());
 690         }
 691         builder.setMeterConfig(meterConfigList);
 692         caseBuilder.setMultipartReplyMeterConfig(builder.build());
 693         return caseBuilder.build();
 694     }
 695
 696     private MultipartReplyExperimenterCase setExperimenter(ByteBuf input) {
 697         return registry.getDeserializer(ExperimenterDeserializerKeyFactory.createMultipartReplyMessageDeserializerKey(
 698                 EncodeConstants.OF13_VERSION_ID, input.readUnsignedInt()));
 699     }
 700
 701     private static MultipartReplyPortDescCase setPortDesc(ByteBuf input) {
 702         MultipartReplyPortDescCaseBuilder caseBuilder = new MultipartReplyPortDescCaseBuilder();
 703         MultipartReplyPortDescBuilder builder = new MultipartReplyPortDescBuilder();
 704         List<Ports> portsList = new ArrayList<>();
 705         while (input.readableBytes() > 0) {
 706             PortsBuilder portsBuilder = new PortsBuilder();
 707             portsBuilder.setPortNo(input.readUnsignedInt());
 708             input.skipBytes(PADDING_IN_PORT_DESC_HEADER_01);
 709             byte[] hwAddress = new byte[EncodeConstants.MAC_ADDRESS_LENGTH];
 710             input.readBytes(hwAddress);
 711             portsBuilder.setHwAddr(new MacAddress(ByteBufUtils.macAddressToString(hwAddress)));
 712             input.skipBytes(PADDING_IN_PORT_DESC_HEADER_02);
 713             portsBuilder.setName(ByteBufUtils.decodeNullTerminatedString(input, EncodeConstants.MAX_PORT_NAME_LENGTH));
 714             portsBuilder.setConfig(createPortConfig(input.readUnsignedInt()));
 715             portsBuilder.setState(createPortState(input.readUnsignedInt()));
 716             portsBuilder.setCurrentFeatures(createPortFeatures(input.readUnsignedInt()));
 717             portsBuilder.setAdvertisedFeatures(createPortFeatures(input.readUnsignedInt()));
 718             portsBuilder.setSupportedFeatures(createPortFeatures(input.readUnsignedInt()));
 719             portsBuilder.setPeerFeatures(createPortFeatures(input.readUnsignedInt()));
 720             portsBuilder.setCurrSpeed(input.readUnsignedInt());
 721             portsBuilder.setMaxSpeed(input.readUnsignedInt());
 722             portsList.add(portsBuilder.build());
 723         }
 724         builder.setPorts(portsList);
 725         caseBuilder.setMultipartReplyPortDesc(builder.build());
 726         return caseBuilder.build();
 727     }
 728
 729     private static PortConfig createPortConfig(long input){
 730         final Boolean pcPortDown   = ((input) & (1<<0)) != 0;
 731         final Boolean pcNRecv    = ((input) & (1<<2)) != 0;
 732         final Boolean pcNFwd       = ((input) & (1<<5)) != 0;
 733         final Boolean pcNPacketIn = ((input) & (1<<6)) != 0;
 734         return new PortConfig(pcNFwd, pcNPacketIn, pcNRecv, pcPortDown);
 735     }
 736
 737     private static PortState createPortState(long input){
 738         final Boolean psLinkDown = ((input) & (1<<0)) != 0;
 739         final Boolean psBlocked  = ((input) & (1<<1)) != 0;
 740         final Boolean psLive     = ((input) & (1<<2)) != 0;
 741         return new PortState(psBlocked, psLinkDown, psLive);
 742     }
 743
 744     private static PortFeatures createPortFeatures(long input){
 745         final Boolean pf10mbHd = ((input) & (1<<0)) != 0;
 746         final Boolean pf10mbFd = ((input) & (1<<1)) != 0;
 747         final Boolean pf100mbHd = ((input) & (1<<2)) != 0;
 748         final Boolean pf100mbFd = ((input) & (1<<3)) != 0;
 749         final Boolean pf1gbHd = ((input) & (1<<4)) != 0;
 750         final Boolean pf1gbFd = ((input) & (1<<5)) != 0;
 751         final Boolean pf10gbFd = ((input) & (1<<6)) != 0;
 752         final Boolean pf40gbFd = ((input) & (1<<7)) != 0;
 753         final Boolean pf100gbFd = ((input) & (1<<8)) != 0;
 754         final Boolean pf1tbFd = ((input) & (1<<9)) != 0;
 755         final Boolean pfOther = ((input) & (1<<10)) != 0;
 756         final Boolean pfCopper = ((input) & (1<<11)) != 0;
 757         final Boolean pfFiber = ((input) & (1<<12)) != 0;
 758         final Boolean pfAutoneg = ((input) & (1<<13)) != 0;
 759         final Boolean pfPause = ((input) & (1<<14)) != 0;
 760         final Boolean pfPauseAsym = ((input) & (1<<15)) != 0;
 761         return new PortFeatures(pf100gbFd, pf100mbFd, pf100mbHd, pf10gbFd, pf10mbFd, pf10mbHd, pf1gbFd,
 762                 pf1gbHd, pf1tbFd, pf40gbFd, pfAutoneg, pfCopper, pfFiber, pfOther, pfPause, pfPauseAsym);
 763     }
 764
 765     private static MultipartReplyGroupFeaturesCase setGroupFeatures(ByteBuf rawMessage) {
 766         MultipartReplyGroupFeaturesCaseBuilder caseBuilder = new MultipartReplyGroupFeaturesCaseBuilder();
 767         MultipartReplyGroupFeaturesBuilder featuresBuilder = new MultipartReplyGroupFeaturesBuilder();
 768         featuresBuilder.setTypes(createGroupType(rawMessage.readUnsignedInt()));
 769         featuresBuilder.setCapabilities(createCapabilities(rawMessage.readUnsignedInt()));
 770         List<Long> maxGroupsList = new ArrayList<>();
 771         for (int i = 0; i < GROUP_TYPES ; i++) {
 772             maxGroupsList.add(rawMessage.readUnsignedInt());
 773         }
 774         featuresBuilder.setMaxGroups(maxGroupsList);
 775         List<ActionType> actionBitmaps = new ArrayList<>();
 776         for (int i = 0; i < GROUP_TYPES ; i++) {
 777             actionBitmaps.add(createActionBitmap(rawMessage.readUnsignedInt()));
 778         }
 779         featuresBuilder.setActionsBitmap(actionBitmaps);
 780         caseBuilder.setMultipartReplyGroupFeatures(featuresBuilder.build());
 781         return caseBuilder.build();
 782     }
 783
 784     private static ActionType createActionBitmap(long input) {
 785         final Boolean atOutput = ((input) & (1<<0)) != 0;
 786         final Boolean atCopyTTLout = ((input) & (1<<11)) != 0;
 787         final Boolean atCopyTTLin = ((input) & (1<<12)) != 0;
 788         final Boolean atSetMplsTTL = ((input) & (1<<15)) != 0;
 789         final Boolean atDecMplsTTL = ((input) & (1<<16)) != 0;
 790         final Boolean atPushVLAN = ((input) & (1<<17)) != 0;
 791         final Boolean atPopVLAN = ((input) & (1<<18)) != 0;
 792         final Boolean atPushMPLS = ((input) & (1<<19)) != 0;
 793         final Boolean atPopMPLS = ((input) & (1<<20)) != 0;
 794         final Boolean atSetQueue = ((input) & (1<<21)) != 0;
 795         final Boolean atGroup = ((input) & (1<<22)) != 0;
 796         final Boolean atSetNWTTL = ((input) & (1<<23)) != 0;
 797         final Boolean atDecNWTTL = ((input) & (1<<24)) != 0;
 798         final Boolean atSetField = ((input) & (1<<25)) != 0;
 799         final Boolean atPushPBB = ((input) & (1<<26)) != 0;
 800         final Boolean atPopPBB = ((input) & (1<<27)) != 0;
 801         final Boolean atExperimenter = false;
 802         return new ActionType(atCopyTTLin, atCopyTTLout, atDecMplsTTL,
 803                 atDecNWTTL, atExperimenter, atGroup, atOutput, atPopMPLS,
 804                 atPopPBB, atPopVLAN, atPushMPLS, atPushPBB, atPushVLAN,
 805                 atSetField, atSetMplsTTL, atSetNWTTL, atSetQueue);
 806     }
 807
 808     private static GroupCapabilities createCapabilities(long input) {
 809         final Boolean gcSelectWeight = ((input) & (1<<0)) != 0;
 810         final Boolean gcSelectLiveness = ((input) & (1<<1)) != 0;
 811         final Boolean gcChaining = ((input) & (1<<2)) != 0;
 812         final Boolean gcChainingChecks = ((input) & (1<<3)) != 0;
 813         return new GroupCapabilities(gcChaining, gcChainingChecks, gcSelectLiveness, gcSelectWeight);
 814     }
 815
 816     private static GroupTypes createGroupType(long input) {
 817         final Boolean gtAll = ((input) & (1<<0)) != 0;
 818         final Boolean gtSelect = ((input) & (1<<1)) != 0;
 819         final Boolean gtIndirect = ((input) & (1<<2)) != 0;
 820         final Boolean gtFF = ((input) & (1<<3)) != 0;
 821         return new GroupTypes(gtAll, gtFF, gtIndirect, gtSelect);
 822     }
 823
 824     private MultipartReplyGroupDescCase setGroupDesc(ByteBuf input) {
 825         MultipartReplyGroupDescCaseBuilder caseBuilder = new MultipartReplyGroupDescCaseBuilder();
 826         MultipartReplyGroupDescBuilder builder = new MultipartReplyGroupDescBuilder();
 827         List<GroupDesc> groupDescsList = new ArrayList<>();
 828         while (input.readableBytes() > 0) {
 829             GroupDescBuilder groupDescBuilder = new GroupDescBuilder();
 830             int bodyLength = input.readUnsignedShort();
 831             groupDescBuilder.setType(GroupType.forValue(input.readUnsignedByte()));
 832             input.skipBytes(PADDING_IN_GROUP_DESC_HEADER);
 833             groupDescBuilder.setGroupId(new GroupId(input.readUnsignedInt()));
 834             int actualLength = GROUP_DESC_HEADER_LENGTH;
 835             List<BucketsList> bucketsList = new ArrayList<>();
 836             while (actualLength < bodyLength) {
 837                 BucketsListBuilder bucketsBuilder = new BucketsListBuilder();
 838                 int bucketsLength = input.readUnsignedShort();
 839                 bucketsBuilder.setWeight(input.readUnsignedShort());
 840                 bucketsBuilder.setWatchPort(new PortNumber(input.readUnsignedInt()));
 841                 bucketsBuilder.setWatchGroup(input.readUnsignedInt());
 842                 input.skipBytes(PADDING_IN_BUCKETS_HEADER);
 843                 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
 844                 List<Action> actions = ListDeserializer.deserializeList(EncodeConstants.OF13_VERSION_ID,
 845                         bucketsLength - BUCKETS_HEADER_LENGTH, input, keyMaker, registry);
 846                 bucketsBuilder.setAction(actions);
 847                 bucketsList.add(bucketsBuilder.build());
 848                 actualLength += bucketsLength;
 849             }
 850             groupDescBuilder.setBucketsList(bucketsList);
 851             groupDescsList.add(groupDescBuilder.build());
 852         }
 853         builder.setGroupDesc(groupDescsList);
 854         caseBuilder.setMultipartReplyGroupDesc(builder.build());
 855         return caseBuilder.build();
 856     }
 857
 858     @Override
 859     public void injectDeserializerRegistry(
 860             DeserializerRegistry deserializerRegistry) {
 861         registry = deserializerRegistry;
 862     }
 863 }