openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/deserialization/match/ArpTargetHardwareAddressEntryDeserializer.java

   1 /*
   2  * Copyright (c) 2016 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.deserialization.match;
   9
  10 import io.netty.buffer.ByteBuf;
  11 import org.opendaylight.openflowjava.protocol.impl.deserialization.match.OxmDeserializerHelper;
  12 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpTargetHardwareAddressBuilder;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.Layer3Match;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatch;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatchBuilder;
  17
  18 public class ArpTargetHardwareAddressEntryDeserializer extends AbstractMatchEntryDeserializer {
  19
  20     @Override
  21     public void deserializeEntry(ByteBuf message, MatchBuilder builder) {
  22         final boolean hasMask = processHeader(message);
  23         final Layer3Match layer3Match = builder.getLayer3Match();
  24         final ArpTargetHardwareAddressBuilder arpBuilder = new ArpTargetHardwareAddressBuilder()
  25                 .setAddress(OxmDeserializerHelper.convertMacAddress(message));
  26
  27         if (hasMask) {
  28             arpBuilder.setMask(OxmDeserializerHelper.convertMacAddress(message));
  29         }
  30
  31         if (layer3Match == null) {
  32             builder.setLayer3Match(new ArpMatchBuilder()
  33                     .setArpTargetHardwareAddress(arpBuilder.build())
  34                     .build());
  35         } else if (layer3Match instanceof ArpMatch && ((ArpMatch) layer3Match).getArpTargetHardwareAddress() == null) {
  36             builder.setLayer3Match(new ArpMatchBuilder((ArpMatch) layer3Match)
  37                     .setArpTargetHardwareAddress(arpBuilder.build())
  38                     .build());
  39         } else {
  40             throwErrorOnMalformed(builder, "layer3Match", "arpTargetHardwareAddress");
  41         }
  42     }
  43 }