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.HashMap;
  14 import java.util.List;
  15 import java.util.Map;
  16
  17 import org.opendaylight.openflowjava.protocol.api.extensibility.EnhancedMessageTypeKey;
  18 import org.opendaylight.openflowjava.protocol.api.extensibility.HeaderSerializer;
  19 import org.opendaylight.openflowjava.protocol.api.extensibility.MessageTypeKey;
  20 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  21 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  22 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistryInjector;
  23 import org.opendaylight.openflowjava.protocol.impl.util.ByteBufUtils;
  24 import org.opendaylight.openflowjava.protocol.impl.util.EncodeConstants;
  25 import org.opendaylight.openflowjava.protocol.impl.util.EnhancedTypeKeyMaker;
  26 import org.opendaylight.openflowjava.protocol.impl.util.EnhancedTypeKeyMakerFactory;
  27 import org.opendaylight.openflowjava.protocol.impl.util.ListSerializer;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ActionRelatedTableFeatureProperty;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.InstructionRelatedTableFeatureProperty;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.NextTableRelatedTableFeatureProperty;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.OxmRelatedTableFeatureProperty;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.table.features.properties.container.table.feature.properties.NextTableIds;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.Experimenter;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartRequestFlags;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableConfig;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableFeaturesPropType;
  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(MultipartRequestInput message, 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(MultipartRequestInput message,
 147             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(MultipartRequestFlags flags) {
 157         int multipartRequestFlagsBitmask = 0;
 158         Map<Integer, Boolean> multipartRequestFlagsMap = new HashMap<>();
 159         multipartRequestFlagsMap.put(0, flags.isOFPMPFREQMORE());
 160
 161         multipartRequestFlagsBitmask = ByteBufUtils.fillBitMaskFromMap(multipartRequestFlagsMap);
 162         return multipartRequestFlagsBitmask;
 163     }
 164
 165     /**
 166      * @param multipartRequestBody
 167      * @param output
 168      */
 169     private void serializeDescBody(MultipartRequestBody multipartRequestBody,
 170             ByteBuf output) {
 171         // The body of MultiPartRequestDesc is empty
 172     }
 173
 174     /**
 175      * @param multipartRequestBody
 176      * @param out
 177      */
 178     private void serializeTableBody(MultipartRequestBody multipartRequestBody,
 179             ByteBuf out) {
 180      // The body of MultiPartTable is empty
 181     }
 182
 183     /**
 184      * @param multipartRequestBody
 185      * @param out
 186      */
 187     private void serializeGroupDescBody(MultipartRequestBody multipartRequestBody,
 188             ByteBuf out) {
 189      // The body of MultiPartRequestGroupDesc is empty
 190     }
 191
 192     /**
 193      * @param multipartRequestBody
 194      * @param out
 195      */
 196     private void serializeGroupFeaturesBody(
 197             MultipartRequestBody multipartRequestBody, ByteBuf out) {
 198      // The body of MultiPartRequestGroupFeatures is empty
 199     }
 200
 201     /**
 202      * @param multipartRequestBody
 203      * @param out
 204      */
 205     private void serializeMeterFeaturesBody(
 206             MultipartRequestBody multipartRequestBody, ByteBuf out) {
 207      // The body of MultiPartMeterFeatures is empty
 208     }
 209
 210     /**
 211      * @param multipartRequestBody
 212      * @param out
 213      */
 214     private void serializePortDescBody(MultipartRequestBody multipartRequestBody,
 215             ByteBuf out) {
 216      // The body of MultiPartPortDesc is empty
 217     }
 218
 219     private void serializeFlowBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 220         MultipartRequestFlowCase flowCase = (MultipartRequestFlowCase) multipartRequestBody;
 221         MultipartRequestFlow flow = flowCase.getMultipartRequestFlow();
 222         output.writeByte(flow.getTableId().byteValue());
 223         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_01, output);
 224         output.writeInt(flow.getOutPort().intValue());
 225         output.writeInt(flow.getOutGroup().intValue());
 226         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_02, output);
 227         output.writeLong(flow.getCookie().longValue());
 228         output.writeLong(flow.getCookieMask().longValue());
 229         OFSerializer<Match> serializer = registry.getSerializer(new MessageTypeKey<>(
 230                 EncodeConstants.OF13_VERSION_ID, Match.class));
 231         serializer.serialize(flow.getMatch(), output);
 232     }
 233
 234     private void serializeAggregateBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 235         MultipartRequestAggregateCase aggregateCase = (MultipartRequestAggregateCase) multipartRequestBody;
 236         MultipartRequestAggregate aggregate = aggregateCase.getMultipartRequestAggregate();
 237         output.writeByte(aggregate.getTableId().byteValue());
 238         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_AGREGGATE_BODY_01, output);
 239         output.writeInt(aggregate.getOutPort().intValue());
 240         output.writeInt(aggregate.getOutGroup().intValue());
 241         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_AGREGGATE_BODY_02, output);
 242         output.writeLong(aggregate.getCookie().longValue());
 243         output.writeLong(aggregate.getCookieMask().longValue());
 244         OFSerializer<Match> serializer = registry.getSerializer(new MessageTypeKey<>(
 245                 EncodeConstants.OF13_VERSION_ID, Match.class));
 246         serializer.serialize(aggregate.getMatch(), output);
 247     }
 248
 249     private static void serializePortStatsBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 250         MultipartRequestPortStatsCase portstatsCase = (MultipartRequestPortStatsCase) multipartRequestBody;
 251         MultipartRequestPortStats portstats = portstatsCase.getMultipartRequestPortStats();
 252         output.writeInt(portstats.getPortNo().intValue());
 253         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_PORTSTATS_BODY, output);
 254     }
 255
 256     private static void serializeQueueBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 257         MultipartRequestQueueCase queueCase = (MultipartRequestQueueCase) multipartRequestBody;
 258         MultipartRequestQueue queue = queueCase.getMultipartRequestQueue();
 259         output.writeInt(queue.getPortNo().intValue());
 260         output.writeInt(queue.getQueueId().intValue());
 261     }
 262
 263     private static void serializeeGroupStatsBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 264         MultipartRequestGroupCase groupStatsCase = (MultipartRequestGroupCase) multipartRequestBody;
 265         MultipartRequestGroup groupStats = groupStatsCase.getMultipartRequestGroup();
 266         output.writeInt(groupStats.getGroupId().getValue().intValue());
 267         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_GROUP_BODY, output);
 268     }
 269
 270     private static void serializeMeterBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 271         MultipartRequestMeterCase meterCase = (MultipartRequestMeterCase) multipartRequestBody;
 272         MultipartRequestMeter meter = meterCase.getMultipartRequestMeter();
 273         output.writeInt(meter.getMeterId().getValue().intValue());
 274         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_METER_BODY, output);
 275     }
 276
 277     private static void serializeMeterConfigBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 278         MultipartRequestMeterConfigCase meterConfigCase = (MultipartRequestMeterConfigCase) multipartRequestBody;
 279         MultipartRequestMeterConfig meterConfig = meterConfigCase.getMultipartRequestMeterConfig();
 280         output.writeInt(meterConfig.getMeterId().getValue().intValue());
 281         ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_METER_CONFIG_BODY, output);
 282     }
 283
 284     private void serializeTableFeaturesBody(MultipartRequestBody multipartRequestBody, ByteBuf output) {
 285         if (multipartRequestBody != null) {
 286             MultipartRequestTableFeaturesCase tableFeaturesCase = (MultipartRequestTableFeaturesCase) multipartRequestBody;
 287             MultipartRequestTableFeatures tableFeatures = tableFeaturesCase.getMultipartRequestTableFeatures();
 288             if(tableFeatures.getTableFeatures() != null) {
 289                 for (TableFeatures currTableFeature : tableFeatures.getTableFeatures()) {
 290                     int tableFeatureLengthIndex = output.writerIndex();
 291                     output.writeShort(EncodeConstants.EMPTY_LENGTH);
 292                     output.writeByte(currTableFeature.getTableId());
 293                     ByteBufUtils.padBuffer(PADDING_IN_MULTIPART_REQUEST_TABLE_FEATURES_BODY, output);
 294                     output.writeBytes(currTableFeature.getName().getBytes());
 295                     ByteBufUtils.padBuffer((32 - currTableFeature.getName().getBytes().length), output);
 296                     output.writeLong(currTableFeature.getMetadataMatch().longValue());
 297                     output.writeLong(currTableFeature.getMetadataWrite().longValue());
 298                     output.writeInt(createTableConfigBitmask(currTableFeature.getConfig()));
 299                     output.writeInt(currTableFeature.getMaxEntries().intValue());
 300                     writeTableFeatureProperties(output, currTableFeature.getTableFeatureProperties());
 301                     output.setShort(tableFeatureLengthIndex, output.writerIndex() - tableFeatureLengthIndex);
 302                 }
 303             }
 304         }
 305     }
 306
 307     private void writeTableFeatureProperties(ByteBuf output, List<TableFeatureProperties> props) {
 308         if (props != null) {
 309             for (TableFeatureProperties property : props) {
 310                 TableFeaturesPropType type = property.getType();
 311                 if (type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONS)) {
 312                     writeInstructionRelatedTableProperty(output, property, INSTRUCTIONS_CODE);
 313                 } else if (type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONSMISS)) {
 314                     writeInstructionRelatedTableProperty(output, property, INSTRUCTIONS_MISS_CODE);
 315                 } else if (type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLES)) {
 316                     writeNextTableRelatedTableProperty(output, property, NEXT_TABLE_CODE);
 317                 } else if (type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLESMISS)) {
 318                     writeNextTableRelatedTableProperty(output, property, NEXT_TABLE_MISS_CODE);
 319                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONS)) {
 320                     writeActionsRelatedTableProperty(output, property, WRITE_ACTIONS_CODE);
 321                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONSMISS)) {
 322                     writeActionsRelatedTableProperty(output, property, WRITE_ACTIONS_MISS_CODE);
 323                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONS)) {
 324                     writeActionsRelatedTableProperty(output, property, APPLY_ACTIONS_CODE);
 325                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONSMISS)) {
 326                     writeActionsRelatedTableProperty(output, property, APPLY_ACTIONS_MISS_CODE);
 327                 } else if (type.equals(TableFeaturesPropType.OFPTFPTMATCH)) {
 328                     writeOxmRelatedTableProperty(output, property, MATCH_CODE);
 329                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWILDCARDS)) {
 330                     writeOxmRelatedTableProperty(output, property, WILDCARDS_CODE);
 331                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELD)) {
 332                     writeOxmRelatedTableProperty(output, property, WRITE_SETFIELD_CODE);
 333                 } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELDMISS)) {
 334                     writeOxmRelatedTableProperty(output, property, WRITE_SETFIELD_MISS_CODE);
 335                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELD)) {
 336                     writeOxmRelatedTableProperty(output, property, APPLY_SETFIELD_CODE);
 337                 } else if (type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELDMISS)) {
 338                     writeOxmRelatedTableProperty(output, property, APPLY_SETFIELD_MISS_CODE);
 339                 } else if (type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTER)) {
 340                     writeExperimenterRelatedTableProperty(output, property);
 341                 } else if (type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTERMISS)) {
 342                     writeExperimenterRelatedTableProperty(output, property);
 343                 }
 344             }
 345         }
 346     }
 347
 348     private void writeInstructionRelatedTableProperty(ByteBuf output,
 349             TableFeatureProperties property, byte code) {
 350         output.writeShort(code);
 351         List<Instruction> instructions = property.
 352                 getAugmentation(InstructionRelatedTableFeatureProperty.class).getInstruction();
 353         int length = TABLE_FEAT_HEADER_LENGTH;
 354         int padding = 0;
 355         if (instructions != null) {
 356             for (Instruction instruction : instructions) {
 357                 if (instruction.getType().isAssignableFrom(Experimenter.class)) {
 358                     length += EncodeConstants.EXPERIMENTER_IDS_LENGTH;
 359                 } else {
 360                     length += STRUCTURE_HEADER_LENGTH;
 361                 }
 362             }
 363             padding = paddingNeeded(length);
 364             output.writeShort(length);
 365             EnhancedTypeKeyMaker<Instruction> keyMaker = EnhancedTypeKeyMakerFactory
 366                     .createInstructionKeyBuilder(EncodeConstants.OF13_VERSION_ID);
 367             ListSerializer.serializeHeaderList(instructions, keyMaker, registry, output);
 368         } else {
 369             padding = paddingNeeded(length);
 370             output.writeShort(length);
 371         }
 372         ByteBufUtils.padBuffer(padding, output);
 373     }
 374
 375     private static void writeNextTableRelatedTableProperty(ByteBuf output,
 376             TableFeatureProperties property, byte code) {
 377         output.writeShort(code);
 378         List<NextTableIds> nextTableIds = property.
 379                 getAugmentation(NextTableRelatedTableFeatureProperty.class).getNextTableIds();
 380         int length = TABLE_FEAT_HEADER_LENGTH;
 381         int padding = 0;
 382         if (nextTableIds != null) {
 383             length += nextTableIds.size();
 384             padding = paddingNeeded(length);
 385             output.writeShort(length);
 386             for (NextTableIds next : nextTableIds) {
 387                 output.writeByte(next.getTableId());
 388             }
 389         } else {
 390             padding = paddingNeeded(length);
 391             output.writeShort(length + padding);
 392         }
 393         ByteBufUtils.padBuffer(padding, output);
 394     }
 395
 396     private static int paddingNeeded(int length) {
 397         int paddingRemainder = length % EncodeConstants.PADDING;
 398         int result = 0;
 399         if (paddingRemainder != 0) {
 400             result = EncodeConstants.PADDING - paddingRemainder;
 401         }
 402         return result;
 403     }
 404
 405     private void writeActionsRelatedTableProperty(ByteBuf output,
 406             TableFeatureProperties property, byte code) {
 407         output.writeShort(code);
 408         List<Action> actions = property.
 409                 getAugmentation(ActionRelatedTableFeatureProperty.class).getAction();
 410         int length = TABLE_FEAT_HEADER_LENGTH;
 411         int padding = 0;
 412         if (actions != null) {
 413             for (Action action : actions) {
 414                 if (action.getType().isAssignableFrom(Experimenter.class)) {
 415                     length += EncodeConstants.EXPERIMENTER_IDS_LENGTH;
 416                 } else {
 417                     length += STRUCTURE_HEADER_LENGTH;
 418                 }
 419             }
 420             length += actions.size() * STRUCTURE_HEADER_LENGTH;
 421             padding += paddingNeeded(length);
 422             output.writeShort(length);
 423             EnhancedTypeKeyMaker<Action> keyMaker = EnhancedTypeKeyMakerFactory
 424                     .createActionKeyBuilder(EncodeConstants.OF13_VERSION_ID);
 425             ListSerializer.serializeHeaderList(actions, keyMaker, registry, output);
 426         } else {
 427             padding = paddingNeeded(length);
 428             output.writeShort(length);
 429         }
 430         ByteBufUtils.padBuffer(padding, output);
 431     }
 432
 433     private void writeOxmRelatedTableProperty(ByteBuf output,
 434             TableFeatureProperties property, byte code) {
 435         output.writeShort(code);
 436         List<MatchEntries> entries = property.
 437                 getAugmentation(OxmRelatedTableFeatureProperty.class).getMatchEntries();
 438         int length = TABLE_FEAT_HEADER_LENGTH;
 439         int padding = 0;
 440         if (entries != null) {
 441             // experimenter length / definition ?
 442             length += entries.size() * STRUCTURE_HEADER_LENGTH;
 443             padding = paddingNeeded(length);
 444             output.writeShort(length);
 445
 446             for (MatchEntries entry : entries) {
 447                 HeaderSerializer<MatchEntries> entrySerializer = registry.getSerializer(
 448                         new EnhancedMessageTypeKey<>(EncodeConstants.OF13_VERSION_ID,
 449                                 entry.getOxmClass(), entry.getOxmMatchField()));
 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(ByteBuf output,
 460             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(TableConfig tableConfig) {
 467         int tableConfigBitmask = 0;
 468         Map<Integer, Boolean> tableConfigMap = new HashMap<>();
 469         tableConfigMap.put(3, tableConfig.isOFPTCDEPRECATEDMASK());
 470
 471         tableConfigBitmask = ByteBufUtils.fillBitMaskFromMap(tableConfigMap);
 472         return tableConfigBitmask;
 473     }
 474
 475     @Override
 476     public void injectSerializerRegistry(SerializerRegistry serializerRegistry) {
 477         this.registry = serializerRegistry;
 478     }
 479 }