openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/MultipartRequestInputFactory.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.serialization.factories;
  10
  11 import io.netty.buffer.ByteBuf;
  12
  13 import java.util.List;
  14
  15 import org.opendaylight.openflowjava.protocol.api.extensibility.HeaderSerializer;
  16 import org.opendaylight.openflowjava.protocol.api.extensibility.MessageTypeKey;
  17 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  18 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  19 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistryInjector;
  20 import org.opendaylight.openflowjava.protocol.api.extensibility.keys.MatchEntrySerializerKey;
  21 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  22 import org.opendaylight.openflowjava.protocol.impl.util.ListSerializer;
  23 import org.opendaylight.openflowjava.protocol.impl.util.TypeKeyMaker;
  24 import org.opendaylight.openflowjava.protocol.impl.util.TypeKeyMakerFactory;
  25 import org.opendaylight.openflowjava.util.ByteBufUtils;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ActionRelatedTableFeatureProperty;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ExperimenterMatchEntry;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.InstructionRelatedTableFeatureProperty;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.NextTableRelatedTableFeatureProperty;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.OxmRelatedTableFeatureProperty;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.table.features.properties.container.table.feature.properties.NextTableIds;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.Experimenter;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartRequestFlags;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableConfig;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableFeaturesPropType;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ExperimenterClass;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.match.grouping.Match;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.grouping.MatchEntries;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartRequestInput;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.MultipartRequestBody;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestAggregateCase;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestDescCase;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestExperimenterCase;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestFlowCase;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestGroupCase;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestGroupDescCase;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestGroupFeaturesCase;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestMeterCase;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestMeterConfigCase;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestMeterFeaturesCase;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestPortDescCase;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestPortStatsCase;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestQueueCase;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestTableCase;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.MultipartRequestTableFeaturesCase;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.aggregate._case.MultipartRequestAggregate;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.experimenter._case.MultipartRequestExperimenter;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.flow._case.MultipartRequestFlow;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.group._case.MultipartRequestGroup;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.meter._case.MultipartRequestMeter;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.meter.config._case.MultipartRequestMeterConfig;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.port.stats._case.MultipartRequestPortStats;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.queue._case.MultipartRequestQueue;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.table.features._case.MultipartRequestTableFeatures;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.request.multipart.request.body.multipart.request.table.features._case.multipart.request.table.features.TableFeatures;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.table.features.properties.grouping.TableFeatureProperties;
  69
  70 /**
  71  * Translates MultipartRequest messages
  72  * @author timotej.kubas
  73  * @author michal.polkorab
  74  */
  75 public class MultipartRequestInputFactory implements OFSerializer<MultipartRequestInput>, SerializerRegistryInjector {
  76     private static final byte MESSAGE_TYPE = 18;
  77     private static final byte PADDING_IN_MULTIPART_REQUEST_MESSAGE = 4;
  78     private static final byte TABLE_FEAT_HEADER_LENGTH = 4;
  79     private static final byte INSTRUCTIONS_CODE = 0;
  80     private static final byte INSTRUCTIONS_MISS_CODE = 1;
  81     private static final byte NEXT_TABLE_CODE = 2;
  82     private static final byte NEXT_TABLE_MISS_CODE = 3;
  83     private static final byte WRITE_ACTIONS_CODE = 4;
  84     private static final byte WRITE_ACTIONS_MISS_CODE = 5;
  85     private static final byte APPLY_ACTIONS_CODE = 6;
  86     private static final byte APPLY_ACTIONS_MISS_CODE = 7;
  87     private static final byte MATCH_CODE = 8;
  88     private static final byte WILDCARDS_CODE = 10;
  89     private static final byte WRITE_SETFIELD_CODE = 12;
  90     private static final byte WRITE_SETFIELD_MISS_CODE = 13;
  91     private static final byte APPLY_SETFIELD_CODE = 14;
  92     private static final byte APPLY_SETFIELD_MISS_CODE = 15;
  93     private static final byte STRUCTURE_HEADER_LENGTH = 4;
  94     private static final byte PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_01 = 3;
  95     private static final byte PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_02 = 4;
  96     private static final byte PADDING_IN_MULTIPART_REQUEST_AGREGGATE_BODY_01 = 3;
  97     private static final byte PADDING_IN_MULTIPART_REQUEST_AGREGGATE_BODY_02 = 4;
  98     private static final byte PADDING_IN_MULTIPART_REQUEST_PORTSTATS_BODY = 4;
  99     private static final byte PADDING_IN_MULTIPART_REQUEST_GROUP_BODY = 4;
 100     private static final byte PADDING_IN_MULTIPART_REQUEST_METER_BODY = 4;
 101     private static final byte PADDING_IN_MULTIPART_REQUEST_METER_CONFIG_BODY = 4;
 102     private static final byte PADDING_IN_MULTIPART_REQUEST_TABLE_FEATURES_BODY = 5;
 103     private SerializerRegistry registry;
 104
 105     @Override
 106     public void serialize(final MultipartRequestInput message, final ByteBuf outBuffer) {
 107         ByteBufUtils.writeOFHeader(MESSAGE_TYPE, message, outBuffer, EncodeConstants.EMPTY_LENGTH);
 108         outBuffer.writeShort(message.getType().getIntValue());
 109         outBuffer.writeShort(createMultipartRequestFlagsBitmask(message.getFlags()));
 110         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_MESSAGE, outBuffer);
 111
 112         if (message.getMultipartRequestBody() instanceof MultipartRequestDescCase){
 113             serializeDescBody(message.getMultipartRequestBody(), outBuffer);
 114         } else if (message.getMultipartRequestBody() instanceof MultipartRequestFlowCase) {
 115             serializeFlowBody(message.getMultipartRequestBody(), outBuffer);
 116         } else if (message.getMultipartRequestBody() instanceof MultipartRequestAggregateCase) {
 117             serializeAggregateBody(message.getMultipartRequestBody(), outBuffer);
 118         } else if (message.getMultipartRequestBody() instanceof MultipartRequestTableCase) {
 119             serializeTableBody(message.getMultipartRequestBody(), outBuffer);
 120         } else if (message.getMultipartRequestBody() instanceof MultipartRequestPortStatsCase) {
 121             serializePortStatsBody(message.getMultipartRequestBody(), outBuffer);
 122         } else if (message.getMultipartRequestBody() instanceof MultipartRequestQueueCase) {
 123             serializeQueueBody(message.getMultipartRequestBody(), outBuffer);
 124         } else if (message.getMultipartRequestBody() instanceof MultipartRequestGroupCase) {
 125             serializeeGroupStatsBody(message.getMultipartRequestBody(), outBuffer);
 126         } else if (message.getMultipartRequestBody() instanceof MultipartRequestGroupDescCase) {
 127             serializeGroupDescBody(message.getMultipartRequestBody(), outBuffer);
 128         } else if (message.getMultipartRequestBody() instanceof MultipartRequestGroupFeaturesCase) {
 129             serializeGroupFeaturesBody(message.getMultipartRequestBody(), outBuffer);
 130         } else if (message.getMultipartRequestBody() instanceof MultipartRequestMeterCase) {
 131             serializeMeterBody(message.getMultipartRequestBody(), outBuffer);
 132         } else if (message.getMultipartRequestBody() instanceof MultipartRequestMeterConfigCase) {
 133             serializeMeterConfigBody(message.getMultipartRequestBody(), outBuffer);
 134         } else if (message.getMultipartRequestBody() instanceof MultipartRequestMeterFeaturesCase) {
 135             serializeMeterFeaturesBody(message.getMultipartRequestBody(), outBuffer);
 136         } else if (message.getMultipartRequestBody() instanceof MultipartRequestTableFeaturesCase) {
 137             serializeTableFeaturesBody(message.getMultipartRequestBody(), outBuffer);
 138         } else if (message.getMultipartRequestBody() instanceof MultipartRequestPortDescCase) {
 139             serializePortDescBody(message.getMultipartRequestBody(), outBuffer);
 140         } else if (message.getMultipartRequestBody() instanceof MultipartRequestExperimenterCase) {
 141                 serializeExperimenterBody(message, outBuffer);
 142         }
 143         ByteBufUtils.updateOFHeaderLength(outBuffer);
 144     }
 145
 146     private void serializeExperimenterBody(final MultipartRequestInput message,
 147             final ByteBuf outBuffer) {
 148         MultipartRequestExperimenterCase expCase =
 149                 (MultipartRequestExperimenterCase) message.getMultipartRequestBody();
 150         MultipartRequestExperimenter experimenter = expCase.getMultipartRequestExperimenter();
 151         OFSerializer<MultipartRequestExperimenter> serializer = registry.getSerializer(
 152                 new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, MultipartRequestExperimenter.class));
 153         serializer.serialize(experimenter, outBuffer);
 154     }
 155
 156     private static int createMultipartRequestFlagsBitmask(final MultipartRequestFlags flags) {
 157         return ByteBufUtils.fillBitMask(0, flags.isOFPMPFREQMORE());
 158     }
 159
 160     /**
 161      * @param multipartRequestBody
 162      * @param output
 163      */
 164     private void serializeDescBody(final MultipartRequestBody multipartRequestBody,
 165             final ByteBuf output) {
 166         // The body of MultiPartRequestDesc is empty
 167     }
 168
 169     /**
 170      * @param multipartRequestBody
 171      * @param out
 172      */
 173     private void serializeTableBody(final MultipartRequestBody multipartRequestBody,
 174             final ByteBuf out) {
 175      // The body of MultiPartTable is empty
 176     }
 177
 178     /**
 179      * @param multipartRequestBody
 180      * @param out
 181      */
 182     private void serializeGroupDescBody(final MultipartRequestBody multipartRequestBody,
 183             final ByteBuf out) {
 184      // The body of MultiPartRequestGroupDesc is empty
 185     }
 186
 187     /**
 188      * @param multipartRequestBody
 189      * @param out
 190      */
 191     private void serializeGroupFeaturesBody(
 192             final MultipartRequestBody multipartRequestBody, final ByteBuf out) {
 193      // The body of MultiPartRequestGroupFeatures is empty
 194     }
 195
 196     /**
 197      * @param multipartRequestBody
 198      * @param out
 199      */
 200     private void serializeMeterFeaturesBody(
 201             final MultipartRequestBody multipartRequestBody, final ByteBuf out) {
 202      // The body of MultiPartMeterFeatures is empty
 203     }
 204
 205     /**
 206      * @param multipartRequestBody
 207      * @param out
 208      */
 209     private void serializePortDescBody(final MultipartRequestBody multipartRequestBody,
 210             final ByteBuf out) {
 211      // The body of MultiPartPortDesc is empty
 212     }
 213
 214     private void serializeFlowBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 215         MultipartRequestFlowCase flowCase = (MultipartRequestFlowCase) multipartRequestBody;
 216         MultipartRequestFlow flow = flowCase.getMultipartRequestFlow();
 217         output.writeByte(flow.getTableId().byteValue());
 218         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_01, output);
 219         output.writeInt(flow.getOutPort().intValue());
 220         output.writeInt(flow.getOutGroup().intValue());
 221         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_02, output);
 222         output.writeLong(flow.getCookie().longValue());
 223         output.writeLong(flow.getCookieMask().longValue());
 224         OFSerializer<Match> serializer = registry.getSerializer(new MessageTypeKey<>(
 225                 EncodeConstants.OF13_VERSION_ID, Match.class));
 226         serializer.serialize(flow.getMatch(), output);
 227     }
 228
 229     private void serializeAggregateBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 230         MultipartRequestAggregateCase aggregateCase = (MultipartRequestAggregateCase) multipartRequestBody;
 231         MultipartRequestAggregate aggregate = aggregateCase.getMultipartRequestAggregate();
 232         output.writeByte(aggregate.getTableId().byteValue());
 233         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_AGREGGATE_BODY_01, output);
 234         output.writeInt(aggregate.getOutPort().intValue());
 235         output.writeInt(aggregate.getOutGroup().intValue());
 236         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_AGREGGATE_BODY_02, output);
 237         output.writeLong(aggregate.getCookie().longValue());
 238         output.writeLong(aggregate.getCookieMask().longValue());
 239         OFSerializer<Match> serializer = registry.getSerializer(new MessageTypeKey<>(
 240                 EncodeConstants.OF13_VERSION_ID, Match.class));
 241         serializer.serialize(aggregate.getMatch(), output);
 242     }
 243
 244     private static void serializePortStatsBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 245         MultipartRequestPortStatsCase portstatsCase = (MultipartRequestPortStatsCase) multipartRequestBody;
 246         MultipartRequestPortStats portstats = portstatsCase.getMultipartRequestPortStats();
 247         output.writeInt(portstats.getPortNo().intValue());
 248         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_PORTSTATS_BODY, output);
 249     }
 250
 251     private static void serializeQueueBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 252         MultipartRequestQueueCase queueCase = (MultipartRequestQueueCase) multipartRequestBody;
 253         MultipartRequestQueue queue = queueCase.getMultipartRequestQueue();
 254         output.writeInt(queue.getPortNo().intValue());
 255         output.writeInt(queue.getQueueId().intValue());
 256     }
 257
 258     private static void serializeeGroupStatsBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 259         MultipartRequestGroupCase groupStatsCase = (MultipartRequestGroupCase) multipartRequestBody;
 260         MultipartRequestGroup groupStats = groupStatsCase.getMultipartRequestGroup();
 261         output.writeInt(groupStats.getGroupId().getValue().intValue());
 262         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_GROUP_BODY, output);
 263     }
 264
 265     private static void serializeMeterBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 266         MultipartRequestMeterCase meterCase = (MultipartRequestMeterCase) multipartRequestBody;
 267         MultipartRequestMeter meter = meterCase.getMultipartRequestMeter();
 268         output.writeInt(meter.getMeterId().getValue().intValue());
 269         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_METER_BODY, output);
 270     }
 271
 272     private static void serializeMeterConfigBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 273         MultipartRequestMeterConfigCase meterConfigCase = (MultipartRequestMeterConfigCase) multipartRequestBody;
 274         MultipartRequestMeterConfig meterConfig = meterConfigCase.getMultipartRequestMeterConfig();
 275         output.writeInt(meterConfig.getMeterId().getValue().intValue());
 276         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_METER_CONFIG_BODY, output);
 277     }
 278
 279     private void serializeTableFeaturesBody(final MultipartRequestBody multipartRequestBody, final ByteBuf output) {
 280         if (multipartRequestBody != null) {
 281             MultipartRequestTableFeaturesCase tableFeaturesCase = (MultipartRequestTableFeaturesCase) multipartRequestBody;
 282             MultipartRequestTableFeatures tableFeatures = tableFeaturesCase.getMultipartRequestTableFeatures();
 283             if(tableFeatures.getTableFeatures() != null) {
 284                 for (TableFeatures currTableFeature : tableFeatures.getTableFeatures()) {
 285                     int tableFeatureLengthIndex = output.writerIndex();
 286                     output.writeShort(EncodeConstants.EMPTY_LENGTH);
 287                     output.writeByte(currTableFeature.getTableId());
 288                     ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_TABLE_FEATURES_BODY, output);
 289                     output.writeBytes(currTableFeature.getName().getBytes());
 290                     ByteBufUtils.padBuffer((32 - currTableFeature.getName().getBytes().length), output);
 291                     output.writeLong(currTableFeature.getMetadataMatch().longValue());
 292                     output.writeLong(currTableFeature.getMetadataWrite().longValue());
 293                     output.writeInt(createTableConfigBitmask(currTableFeature.getConfig()));
 294                     output.writeInt(currTableFeature.getMaxEntries().intValue());
 295                     writeTableFeatureProperties(output, currTableFeature.getTableFeatureProperties());
 296                     output.setShort(tableFeatureLengthIndex, output.writerIndex() - tableFeatureLengthIndex);
 297                 }
 298             }
 299         }
 300     }
 301
 302     private void writeTableFeatureProperties(final ByteBuf output, final List<TableFeatureProperties> props) {
 303         if (props != null) {
 304             for (TableFeatureProperties property : props) {
 305                 TableFeaturesPropType type = property.getType();
 306                 if (type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONS)) {
 307                     writeInstructionRelatedTableProperty(output, property, INSTRUCTIONS_CODE);
 308                 } else if (type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONSMISS)) {
 309                     writeInstructionRelatedTableProperty(output, property, INSTRUCTIONS_MISS_CODE);
 310                 } else if (type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLES)) {
 311                     writeNextTableRelatedTableProperty(output, property, NEXT_TABLE_CODE);
 312                 } else if (type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLESMISS)) {
 313                     writeNextTableRelatedTableProperty(output, property, NEXT_TABLE_MISS_CODE);
 314                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONS)) {
 315                     writeActionsRelatedTableProperty(output, property, WRITE_ACTIONS_CODE);
 316                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONSMISS)) {
 317                     writeActionsRelatedTableProperty(output, property, WRITE_ACTIONS_MISS_CODE);
 318                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONS)) {
 319                     writeActionsRelatedTableProperty(output, property, APPLY_ACTIONS_CODE);
 320                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONSMISS)) {
 321                     writeActionsRelatedTableProperty(output, property, APPLY_ACTIONS_MISS_CODE);
 322                 } else if (type.equals(TableFeaturesPropType.OFPTFPTMATCH)) {
 323                     writeOxmRelatedTableProperty(output, property, MATCH_CODE);
 324                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWILDCARDS)) {
 325                     writeOxmRelatedTableProperty(output, property, WILDCARDS_CODE);
 326                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELD)) {
 327                     writeOxmRelatedTableProperty(output, property, WRITE_SETFIELD_CODE);
 328                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELDMISS)) {
 329                     writeOxmRelatedTableProperty(output, property, WRITE_SETFIELD_MISS_CODE);
 330                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELD)) {
 331                     writeOxmRelatedTableProperty(output, property, APPLY_SETFIELD_CODE);
 332                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELDMISS)) {
 333                     writeOxmRelatedTableProperty(output, property, APPLY_SETFIELD_MISS_CODE);
 334                 } else if (type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTER)) {
 335                     writeExperimenterRelatedTableProperty(output, property);
 336                 } else if (type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTERMISS)) {
 337                     writeExperimenterRelatedTableProperty(output, property);
 338                 }
 339             }
 340         }
 341     }
 342
 343     private void writeInstructionRelatedTableProperty(final ByteBuf output,
 344             final TableFeatureProperties property, final byte code) {
 345         output.writeShort(code);
 346         List<Instruction> instructions = property.
 347                 getAugmentation(InstructionRelatedTableFeatureProperty.class).getInstruction();
 348         int length = TABLE_FEAT_HEADER_LENGTH;
 349         int padding = 0;
 350         if (instructions != null) {
 351             for (Instruction instruction : instructions) {
 352                 if (instruction.getType().isAssignableFrom(Experimenter.class)) {
 353                     length += EncodeConstants.EXPERIMENTER_IDS_LENGTH;
 354                 } else {
 355                     length += STRUCTURE_HEADER_LENGTH;
 356                 }
 357             }
 358             padding = paddingNeeded(length);
 359             output.writeShort(length);
 360             TypeKeyMaker<Instruction> keyMaker = TypeKeyMakerFactory
 361                     .createInstructionKeyMaker(EncodeConstants.OF13_VERSION_ID);
 362             ListSerializer.serializeHeaderList(instructions, keyMaker, registry, output);
 363         } else {
 364             padding = paddingNeeded(length);
 365             output.writeShort(length);
 366         }
 367         ByteBufUtils.padBuffer(padding, output);
 368     }
 369
 370     private static void writeNextTableRelatedTableProperty(final ByteBuf output,
 371             final TableFeatureProperties property, final byte code) {
 372         output.writeShort(code);
 373         List<NextTableIds> nextTableIds = property.
 374                 getAugmentation(NextTableRelatedTableFeatureProperty.class).getNextTableIds();
 375         int length = TABLE_FEAT_HEADER_LENGTH;
 376         int padding = 0;
 377         if (nextTableIds != null) {
 378             length += nextTableIds.size();
 379             padding = paddingNeeded(length);
 380             output.writeShort(length);
 381             for (NextTableIds next : nextTableIds) {
 382                 output.writeByte(next.getTableId());
 383             }
 384         } else {
 385             padding = paddingNeeded(length);
 386             output.writeShort(length + padding);
 387         }
 388         ByteBufUtils.padBuffer(padding, output);
 389     }
 390
 391     private static int paddingNeeded(final int length) {
 392         int paddingRemainder = length % EncodeConstants.PADDING;
 393         int result = 0;
 394         if (paddingRemainder != 0) {
 395             result = EncodeConstants.PADDING - paddingRemainder;
 396         }
 397         return result;
 398     }
 399
 400     private void writeActionsRelatedTableProperty(final ByteBuf output,
 401             final TableFeatureProperties property, final byte code) {
 402         output.writeShort(code);
 403         List<Action> actions = property.
 404                 getAugmentation(ActionRelatedTableFeatureProperty.class).getAction();
 405         int length = TABLE_FEAT_HEADER_LENGTH;
 406         int padding = 0;
 407         if (actions != null) {
 408             for (Action action : actions) {
 409                 if (action.getType().isAssignableFrom(Experimenter.class)) {
 410                     length += EncodeConstants.EXPERIMENTER_IDS_LENGTH;
 411                 } else {
 412                     length += STRUCTURE_HEADER_LENGTH;
 413                 }
 414             }
 415             length += actions.size() * STRUCTURE_HEADER_LENGTH;
 416             padding += paddingNeeded(length);
 417             output.writeShort(length);
 418             TypeKeyMaker<Action> keyMaker = TypeKeyMakerFactory
 419                     .createActionKeyMaker(EncodeConstants.OF13_VERSION_ID);
 420             ListSerializer.serializeHeaderList(actions, keyMaker, registry, output);
 421         } else {
 422             padding = paddingNeeded(length);
 423             output.writeShort(length);
 424         }
 425         ByteBufUtils.padBuffer(padding, output);
 426     }
 427
 428     private void writeOxmRelatedTableProperty(final ByteBuf output,
 429             final TableFeatureProperties property, final byte code) {
 430         output.writeShort(code);
 431         List<MatchEntries> entries = property.
 432                 getAugmentation(OxmRelatedTableFeatureProperty.class).getMatchEntries();
 433         int length = TABLE_FEAT_HEADER_LENGTH;
 434         int padding = 0;
 435         if (entries != null) {
 436             // experimenter length / definition ?
 437             length += entries.size() * STRUCTURE_HEADER_LENGTH;
 438             padding = paddingNeeded(length);
 439             output.writeShort(length);
 440
 441             for (MatchEntries entry : entries) {
 442                 MatchEntrySerializerKey<?, ?> key = new MatchEntrySerializerKey<>(
 443                         EncodeConstants.OF13_VERSION_ID, entry.getOxmClass(), entry.getOxmMatchField());
 444                 if (entry.getOxmClass().equals(ExperimenterClass.class)) {
 445                     key.setExperimenterId(entry.getAugmentation(ExperimenterMatchEntry.class).getExperimenter());
 446                 } else {
 447                     key.setExperimenterId(null);
 448                 }
 449                 HeaderSerializer<MatchEntries> entrySerializer = registry.getSerializer(key);
 450                 entrySerializer.serializeHeader(entry, output);
 451             }
 452         } else {
 453             padding = paddingNeeded(length);
 454             output.writeShort(length);
 455         }
 456         ByteBufUtils.padBuffer(padding, output);
 457     }
 458
 459     private void writeExperimenterRelatedTableProperty(final ByteBuf output,
 460             final TableFeatureProperties property) {
 461         OFSerializer<TableFeatureProperties> serializer = registry.getSerializer(
 462                         new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, TableFeatureProperties.class));
 463         serializer.serialize(property, output);
 464     }
 465
 466     private static int createTableConfigBitmask(final TableConfig tableConfig) {
 467         return ByteBufUtils.fillBitMask(3, tableConfig.isOFPTCDEPRECATEDMASK());
 468     }
 469
 470     @Override
 471     public void injectSerializerRegistry(final SerializerRegistry serializerRegistry) {
 472         this.registry = serializerRegistry;
 473     }
 474 }