openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/serialization/match/ArpTargetHardwareAddressEntrySerializer.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.serialization.match;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import java.util.Objects;
  13 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  14 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
  15 import org.opendaylight.openflowjava.util.ByteBufUtils;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.Match;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpTargetHardwareAddress;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatch;
  19
  20 public class ArpTargetHardwareAddressEntrySerializer extends AbstractMatchEntrySerializer {
  21
  22     @Override
  23     public void serialize(Match match, ByteBuf outBuffer) {
  24         super.serialize(match, outBuffer);
  25         final ArpTargetHardwareAddress arpTargetHardwareAddress =
  26                 ArpMatch.class.cast(match.getLayer3Match()).getArpTargetHardwareAddress();
  27         writeMacAddress(arpTargetHardwareAddress.getAddress(), outBuffer);
  28
  29         if (getHasMask(match)) {
  30             writeMask(ByteBufUtils.macAddressToBytes(
  31                     arpTargetHardwareAddress.getMask().getValue()),
  32                     outBuffer,
  33                     getValueLength());
  34         }
  35     }
  36
  37     @Override
  38     public boolean matchTypeCheck(Match match) {
  39         return Objects.nonNull(match.getLayer3Match()) &&
  40                 ArpMatch.class.isInstance(match.getLayer3Match()) &&
  41                 Objects.nonNull(ArpMatch.class.cast(match.getLayer3Match()).getArpTargetHardwareAddress());
  42     }
  43
  44     @Override
  45     protected boolean getHasMask(Match match) {
  46         return Objects.nonNull(ArpMatch.class.cast(match.getLayer3Match()).getArpTargetHardwareAddress().getMask());
  47     }
  48
  49     @Override
  50     protected int getOxmFieldCode() {
  51         return OxmMatchConstants.ARP_THA;
  52     }
  53
  54     @Override
  55     protected int getOxmClassCode() {
  56         return OxmMatchConstants.OPENFLOW_BASIC_CLASS;
  57     }
  58
  59     @Override
  60     protected int getValueLength() {
  61         return EncodeConstants.MAC_ADDRESS_LENGTH;
  62     }
  63
  64 }