openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/serialization/multipart/MultipartRequestFlowAggregateStatsSerializer.java

   1 /*
   2  * Copyright (c) 2017 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 package org.opendaylight.openflowplugin.impl.protocol.serialization.multipart;
   9
  10 import com.google.common.base.MoreObjects;
  11 import com.google.common.base.Preconditions;
  12 import io.netty.buffer.ByteBuf;
  13 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  14 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  15 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistryInjector;
  16 import org.opendaylight.openflowjava.protocol.api.keys.MessageTypeKey;
  17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  18 import org.opendaylight.openflowplugin.api.OFConstants;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowCookie;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.multipart.request.multipart.request.body.MultipartRequestFlowAggregateStats;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.multipart.request.multipart.request.body.multipart.request.flow.aggregate.stats.FlowAggregateStats;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.Match;
  23
  24 public class MultipartRequestFlowAggregateStatsSerializer implements OFSerializer<MultipartRequestFlowAggregateStats>,
  25         SerializerRegistryInjector {
  26
  27     private static final byte PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_01 = 3;
  28     private static final byte PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_02 = 4;
  29     private SerializerRegistry registry;
  30
  31     @Override
  32     public void serialize(final MultipartRequestFlowAggregateStats multipartRequestFlowAggregateStats,
  33             final ByteBuf byteBuf) {
  34         final FlowAggregateStats stats = multipartRequestFlowAggregateStats.getFlowAggregateStats();
  35         byteBuf.writeByte(MoreObjects.firstNonNull(stats.getTableId(), OFConstants.OFPTT_ALL).byteValue());
  36         byteBuf.writeZero(PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_01);
  37         byteBuf.writeInt(MoreObjects.firstNonNull(stats.getOutPort(), OFConstants.OFPP_ANY).intValue());
  38         byteBuf.writeInt(MoreObjects.firstNonNull(stats.getOutGroup(), OFConstants.OFPG_ANY).intValue());
  39         byteBuf.writeZero(PADDING_IN_MULTIPART_REQUEST_FLOW_BODY_02);
  40         byteBuf.writeLong(MoreObjects.firstNonNull(stats.getCookie(),
  41                 new FlowCookie(OFConstants.DEFAULT_COOKIE)).getValue().longValue());
  42         byteBuf.writeLong(MoreObjects.firstNonNull(stats.getCookieMask(),
  43                 new FlowCookie(OFConstants.DEFAULT_COOKIE_MASK)).getValue().longValue());
  44
  45         Preconditions.checkNotNull(registry).<Match, OFSerializer<Match>>getSerializer(
  46                 new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, Match.class))
  47                 .serialize(stats.getMatch(), byteBuf);
  48     }
  49
  50     @Override
  51     public void injectSerializerRegistry(final SerializerRegistry serializerRegistry) {
  52         registry = serializerRegistry;
  53     }
  54 }