openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/deserialization/match/ArpOpEntryDeserializer.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
   9 package org.opendaylight.openflowplugin.impl.protocol.deserialization.match;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import java.util.Objects;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  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 ArpOpEntryDeserializer extends AbstractMatchEntryDeserializer {
  19
  20     @Override
  21     public void deserializeEntry(ByteBuf message, MatchBuilder builder) {
  22         processHeader(message);
  23         final Layer3Match layer3Match = builder.getLayer3Match();
  24         final int arpOp = message.readUnsignedShort();
  25
  26         if (Objects.isNull(layer3Match)) {
  27             builder.setLayer3Match(new ArpMatchBuilder()
  28                     .setArpOp(arpOp)
  29                     .build());
  30         } else if (ArpMatch.class.isInstance(layer3Match)) {
  31             builder.setLayer3Match(new ArpMatchBuilder(ArpMatch.class.cast(layer3Match))
  32                     .setArpOp(arpOp)
  33                     .build());
  34         } else {
  35             throwErrorOnMalformed(builder, "layer3Match");
  36         }
  37     }
  38
  39 }