openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/translator/FlowRemovedTranslator.java

   1 /**
   2  * Copyright (c) 2014 Ericsson India Global Services Pvt Ltd. 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  * Contributor: deepthi.v.v@ericsson.com
   9  */
  10 package org.opendaylight.openflowplugin.openflow.md.core.translator;
  11
  12 import java.math.BigInteger;
  13 import java.util.Collections;
  14 import java.util.HashMap;
  15 import java.util.List;
  16 import java.util.Map;
  17 import java.util.concurrent.CopyOnWriteArrayList;
  18 import org.opendaylight.openflowjava.util.ByteBufUtils;
  19 import org.opendaylight.openflowplugin.api.OFConstants;
  20 import org.opendaylight.openflowplugin.api.openflow.md.core.IMDMessageTranslator;
  21 import org.opendaylight.openflowplugin.api.openflow.md.core.SwitchConnectionDistinguisher;
  22 import org.opendaylight.openflowplugin.api.openflow.md.core.session.SessionContext;
  23 import org.opendaylight.openflowplugin.api.openflow.md.util.OpenflowVersion;
  24 import org.opendaylight.openflowplugin.extension.api.AugmentTuple;
  25 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  26 import org.opendaylight.openflowplugin.openflow.md.core.extension.MatchExtensionHelper;
  27 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.IpConversionUtil;
  28 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.MatchConvertorImpl;
  29 import org.opendaylight.openflowplugin.openflow.md.util.ByteUtil;
  30 import org.opendaylight.openflowplugin.openflow.md.util.InventoryDataServiceUtil;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6FlowLabel;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.PortNumber;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SwitchFlowRemovedBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowCookie;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.RemovedReasonFlags;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.mod.removed.Match;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.mod.removed.MatchBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.EtherType;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpSourceHardwareAddressBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpTargetHardwareAddressBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetDestinationBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetSourceBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetTypeBuilder;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ipv6.match.fields.Ipv6ExtHeaderBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ipv6.match.fields.Ipv6LabelBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatchBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.Icmpv4MatchBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.Icmpv6MatchBuilder;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.IpMatchBuilder;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.MetadataBuilder;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.ProtocolMatchFieldsBuilder;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.TunnelBuilder;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.VlanMatchBuilder;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatchBuilder;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv4MatchBuilder;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6MatchBuilder;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.SctpMatchBuilder;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatchBuilder;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.UdpMatchBuilder;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.protocol.match.fields.PbbBuilder;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.vlan.match.fields.VlanIdBuilder;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowRemovedReason;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.Ipv6ExthdrFlags;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpOp;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpSha;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpSpa;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpTha;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpTpa;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.EthDst;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.EthSrc;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.EthType;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Icmpv4Code;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Icmpv4Type;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Icmpv6Code;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Icmpv6Type;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.InPhyPort;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.InPort;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.IpDscp;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.IpEcn;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.IpProto;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv4Dst;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv4Src;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Dst;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Exthdr;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Flabel;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdSll;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdTarget;
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdTll;
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Src;
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Metadata;
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MplsBos;
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MplsLabel;
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MplsTc;
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.PbbIsid;
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.SctpDst;
 100 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.SctpSrc;
 101 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.TcpDst;
 102 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.TcpSrc;
 103 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.TunnelId;
 104 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.UdpDst;
 105 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.UdpSrc;
 106 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.VlanPcp;
 107 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.VlanVid;
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
 109 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpOpCase;
 110 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpShaCase;
 111 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpSpaCase;
 112 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpThaCase;
 113 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpTpaCase;
 114 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.EthDstCase;
 115 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.EthSrcCase;
 116 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.EthTypeCase;
 117 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Icmpv4CodeCase;
 118 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Icmpv4TypeCase;
 119 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Icmpv6CodeCase;
 120 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Icmpv6TypeCase;
 121 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.InPhyPortCase;
 122 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.InPortCase;
 123 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.IpDscpCase;
 124 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.IpEcnCase;
 125 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.IpProtoCase;
 126 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv4DstCase;
 127 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv4SrcCase;
 128 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6DstCase;
 129 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6ExthdrCase;
 130 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6FlabelCase;
 131 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdSllCase;
 132 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdTargetCase;
 133 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdTllCase;
 134 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6SrcCase;
 135 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.MetadataCase;
 136 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.MplsBosCase;
 137 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.MplsLabelCase;
 138 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.MplsTcCase;
 139 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.PbbIsidCase;
 140 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.SctpDstCase;
 141 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.SctpSrcCase;
 142 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.TcpDstCase;
 143 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.TcpSrcCase;
 144 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.TunnelIdCase;
 145 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.UdpDstCase;
 146 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.UdpSrcCase;
 147 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.VlanPcpCase;
 148 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.VlanVidCase;
 149 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessage;
 150 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
 151 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.TunnelIpv4Dst;
 152 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.TunnelIpv4Src;
 153 import org.opendaylight.yangtools.yang.binding.DataObject;
 154 import org.slf4j.Logger;
 155 import org.slf4j.LoggerFactory;
 156
 157 public class FlowRemovedTranslator implements IMDMessageTranslator<OfHeader, List<DataObject>> {
 158
 159     private static final Logger LOG = LoggerFactory.getLogger(FlowRemovedTranslator.class);
 160     private static final String PREFIX_SEPARATOR = "/";
 161
 162     @Override
 163     public List<DataObject> translate(final SwitchConnectionDistinguisher cookie, final SessionContext sc, final OfHeader msg) {
 164         if (msg instanceof FlowRemovedMessage) {
 165             FlowRemovedMessage ofFlow = (FlowRemovedMessage) msg;
 166             List<DataObject> list = new CopyOnWriteArrayList<DataObject>();
 167             LOG.debug("Flow Removed Message received: Table Id={}, Flow removed reason={} ", ofFlow.getTableId(),
 168                     ofFlow.getReason());
 169
 170             SwitchFlowRemovedBuilder salFlowRemoved = new SwitchFlowRemovedBuilder();
 171
 172             if (ofFlow.getCookie() != null) {
 173                 salFlowRemoved.setCookie(new FlowCookie(ofFlow.getCookie()));
 174             }
 175             salFlowRemoved.setPriority(ofFlow.getPriority());
 176
 177             if (ofFlow.getTableId() != null) {
 178                 salFlowRemoved.setTableId(ofFlow.getTableId().getValue().shortValue());
 179             }
 180
 181             salFlowRemoved.setDurationSec(ofFlow.getDurationSec());
 182             salFlowRemoved.setDurationNsec(ofFlow.getDurationNsec());
 183             salFlowRemoved.setIdleTimeout(ofFlow.getIdleTimeout());
 184             salFlowRemoved.setHardTimeout(ofFlow.getHardTimeout());
 185             salFlowRemoved.setPacketCount(ofFlow.getPacketCount());
 186             salFlowRemoved.setByteCount(ofFlow.getByteCount());
 187             RemovedReasonFlags removeReasonFlag = new RemovedReasonFlags(
 188                     FlowRemovedReason.OFPRRDELETE.equals(ofFlow.getReason()),
 189                     FlowRemovedReason.OFPRRGROUPDELETE.equals(ofFlow.getReason()),
 190                     FlowRemovedReason.OFPRRHARDTIMEOUT.equals(ofFlow.getReason()),
 191                     FlowRemovedReason.OFPRRIDLETIMEOUT.equals(ofFlow.getReason())
 192             );
 193
 194             salFlowRemoved.setRemovedReason(removeReasonFlag);
 195
 196             OpenflowVersion ofVersion = OpenflowVersion.get(sc.getPrimaryConductor().getVersion());
 197             org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.Match ofMatch = ofFlow
 198                     .getMatch();
 199             if (ofMatch != null) {
 200                 salFlowRemoved.setMatch(fromMatch(ofMatch, sc.getFeatures().getDatapathId(), ofVersion));
 201             } else if (ofFlow.getMatchV10() != null) {
 202                 MatchBuilder matchBuilder = new MatchBuilder(MatchConvertorImpl.fromOFMatchV10ToSALMatch(ofFlow.getMatchV10(), sc.getFeatures().getDatapathId(), ofVersion));
 203                 salFlowRemoved.setMatch(matchBuilder.build());
 204             }
 205             salFlowRemoved.setNode(new NodeRef(InventoryDataServiceUtil.identifierFromDatapathId(sc.getFeatures()
 206                     .getDatapathId())));
 207             list.add(salFlowRemoved.build());
 208             return list;
 209         } else {
 210             LOG.error("Message is not a flow removed message ");
 211             return Collections.emptyList();
 212         }
 213     }
 214
 215
 216     public Match fromMatch(final org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.Match ofMatch,
 217                            final BigInteger datapathid, final OpenflowVersion ofVersion) {
 218         MatchBuilder matchBuilder = new MatchBuilder();
 219         EthernetMatchBuilder ethernetMatch = null;
 220         VlanMatchBuilder vlanMatch = null;
 221         IpMatchBuilder ipMatch = null;
 222         TcpMatchBuilder tcpMatch = null;
 223         UdpMatchBuilder udpMatch = null;
 224         SctpMatchBuilder sctpMatch = null;
 225         Icmpv4MatchBuilder icmpv4Match = null;
 226         Icmpv6MatchBuilder icmpv6Match = null;
 227         Ipv4MatchBuilder ipv4Match = null;
 228         ArpMatchBuilder arpMatch = null;
 229         Ipv6MatchBuilder ipv6Match = null;
 230         ProtocolMatchFieldsBuilder protocolMatchFields = null;
 231
 232         for (MatchEntry entry : ofMatch.getMatchEntry()) {
 233             Class<? extends MatchField> field = entry.getOxmMatchField();
 234             if (field.equals(InPort.class)) {
 235                 matchBuilder.setInPort(InventoryDataServiceUtil.nodeConnectorIdfromDatapathPortNo(datapathid,
 236                         ((InPortCase) entry.getMatchEntryValue()).getInPort().getPortNumber().getValue(), ofVersion));
 237             } else if (field.equals(InPhyPort.class)) {
 238                 matchBuilder.setInPhyPort(InventoryDataServiceUtil.nodeConnectorIdfromDatapathPortNo(datapathid,
 239                         ((InPhyPortCase) entry.getMatchEntryValue()).getInPhyPort().getPortNumber().getValue(), ofVersion));
 240             } else if (field.equals(Metadata.class)) {
 241                 MetadataBuilder metadata = new MetadataBuilder();
 242                 MetadataCase metadataCase = ((MetadataCase) entry.getMatchEntryValue());
 243                 metadata.setMetadata(new BigInteger(OFConstants.SIGNUM_UNSIGNED, metadataCase.getMetadata().getMetadata()));
 244                 if (entry.isHasMask()) {
 245                     metadata.setMetadataMask(new BigInteger(OFConstants.SIGNUM_UNSIGNED, metadataCase.getMetadata().getMask()));
 246                 }
 247                 matchBuilder.setMetadata(metadata.build());
 248             } else if (field.equals(EthDst.class) || field.equals(EthSrc.class) || field.equals(EthType.class)) {
 249                 if (ethernetMatch == null) {
 250                     ethernetMatch = new EthernetMatchBuilder();
 251                 }
 252                 if (field.equals(EthDst.class)) {
 253                     EthernetDestinationBuilder ethDst = new EthernetDestinationBuilder();
 254                     EthDstCase ethDstCase = (EthDstCase) entry.getMatchEntryValue();
 255                     ethDst.setAddress(ethDstCase.getEthDst().getMacAddress());
 256                     if (entry.isHasMask()) {
 257                         ethDst.setMask(new MacAddress(ByteUtil.bytesToHexstring(ethDstCase.getEthDst().getMask(), ":")));
 258                     }
 259                     ethernetMatch.setEthernetDestination(ethDst.build());
 260                 } else if (field.equals(EthSrc.class)) {
 261                     EthernetSourceBuilder ethSrc = new EthernetSourceBuilder();
 262                     EthSrcCase ethSrcCase = ((EthSrcCase) entry.getMatchEntryValue());
 263                     ethSrc.setAddress(ethSrcCase.getEthSrc().getMacAddress());
 264                     if (entry.isHasMask()) {
 265                         ethSrc.setMask(new MacAddress(ByteUtil.bytesToHexstring(ethSrcCase.getEthSrc().getMask(), ":")));
 266                     }
 267                     ethernetMatch.setEthernetSource(ethSrc.build());
 268                 } else if (field.equals(EthType.class)) {
 269                     EthernetTypeBuilder ethType = new EthernetTypeBuilder();
 270                     EthTypeCase ethTypeCase = ((EthTypeCase) entry.getMatchEntryValue());
 271                     ethType.setType(new EtherType(ethTypeCase.getEthType().getEthType().getValue().longValue()));
 272                     ethernetMatch.setEthernetType(ethType.build());
 273                 }
 274             } else if (field.equals(VlanVid.class) || field.equals(VlanPcp.class)) {
 275                 if (vlanMatch == null) {
 276                     vlanMatch = new VlanMatchBuilder();
 277                 }
 278                 if (field.equals(VlanVid.class)) {
 279                     boolean vlanIdPresent = false;
 280                     VlanIdBuilder vlanId = new VlanIdBuilder();
 281                     VlanVidCase vlanVidCase = ((VlanVidCase) entry.getMatchEntryValue());
 282                     Integer vlanVidValue = vlanVidCase.getVlanVid().getVlanVid();
 283                     if (vlanVidCase.getVlanVid().isCfiBit()) {
 284                         vlanIdPresent = true;
 285                     }
 286                     vlanId.setVlanIdPresent(vlanIdPresent);
 287                     if (vlanVidValue != null) {
 288                         vlanId.setVlanId(new VlanId(vlanVidValue));
 289                     }
 290                     vlanMatch.setVlanId(vlanId.build());
 291                 } else if (field.equals(VlanPcp.class)) {
 292                     VlanPcpCase vlanPcpCase = ((VlanPcpCase) entry.getMatchEntryValue());
 293                     vlanMatch.setVlanPcp(new org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanPcp(vlanPcpCase.getVlanPcp().getVlanPcp()));
 294                 }
 295             } else if (field.equals(IpDscp.class) || field.equals(IpEcn.class) || field.equals(IpProto.class)) {
 296                 if (ipMatch == null) {
 297                     ipMatch = new IpMatchBuilder();
 298                 }
 299                 if (field.equals(IpDscp.class)) {
 300                     IpDscpCase ipDscpCase = ((IpDscpCase) entry.getMatchEntryValue());
 301                     ipMatch.setIpDscp(new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Dscp(
 302                             ipDscpCase.getIpDscp().getDscp()));
 303                 } else if (field.equals(IpEcn.class)) {
 304                     IpEcnCase ipEcnCase = ((IpEcnCase) entry.getMatchEntryValue());
 305                     ipMatch.setIpEcn(ipEcnCase.getIpEcn().getEcn());
 306                 } else if (field.equals(IpProto.class)) {
 307                     IpProtoCase ipProtoCase = ((IpProtoCase) entry.getMatchEntryValue());
 308                     ipMatch.setIpProtocol(ipProtoCase.getIpProto().getProtocolNumber());
 309                 }
 310             } else if (field.equals(TcpSrc.class) || field.equals(TcpDst.class)) {
 311                 if (tcpMatch == null) {
 312                     tcpMatch = new TcpMatchBuilder();
 313                 }
 314                 if (field.equals(TcpSrc.class)) {
 315                     TcpSrcCase tcpSrcCase = ((TcpSrcCase) entry.getMatchEntryValue());
 316                     tcpMatch.setTcpSourcePort(new PortNumber(tcpSrcCase.getTcpSrc().getPort().getValue()));
 317                 } else if (field.equals(TcpDst.class)) {
 318                     TcpDstCase tcpDstCase = ((TcpDstCase) entry.getMatchEntryValue());
 319                     tcpMatch.setTcpDestinationPort(new PortNumber(tcpDstCase.getTcpDst().getPort().getValue()));
 320                 }
 321             } else if (field.equals(UdpSrc.class) || field.equals(UdpDst.class)) {
 322                 if (udpMatch == null) {
 323                     udpMatch = new UdpMatchBuilder();
 324                 }
 325                 if (field.equals(UdpSrc.class)) {
 326                     UdpSrcCase udpSrcCase = ((UdpSrcCase) entry.getMatchEntryValue());
 327                     udpMatch.setUdpSourcePort(new PortNumber(udpSrcCase.getUdpSrc().getPort().getValue()));
 328                 } else if (field.equals(UdpDst.class)) {
 329                     UdpDstCase udpDstCase = ((UdpDstCase) entry.getMatchEntryValue());
 330                     udpMatch.setUdpDestinationPort(new PortNumber(udpDstCase.getUdpDst().getPort()));
 331                 }
 332             } else if (field.equals(SctpSrc.class) || field.equals(SctpDst.class)) {
 333                 if (sctpMatch == null) {
 334                     sctpMatch = new SctpMatchBuilder();
 335                 }
 336                 if (field.equals(SctpSrc.class)) {
 337                     SctpSrcCase sctpSrcCase = ((SctpSrcCase) entry.getMatchEntryValue());
 338                     sctpMatch.setSctpSourcePort(new PortNumber(sctpSrcCase.getSctpSrc().getPort()));
 339                 } else if (field.equals(SctpDst.class)) {
 340                     SctpDstCase sctpDstCase = ((SctpDstCase) entry.getMatchEntryValue());
 341                     sctpMatch.setSctpDestinationPort(new PortNumber(sctpDstCase.getSctpDst().getPort()));
 342                 }
 343             } else if (field.equals(Icmpv4Type.class) || field.equals(Icmpv4Code.class)) {
 344                 if (icmpv4Match == null) {
 345                     icmpv4Match = new Icmpv4MatchBuilder();
 346                 }
 347                 if (field.equals(Icmpv4Type.class)) {
 348                     Icmpv4TypeCase icmpv4TypeCase = ((Icmpv4TypeCase) entry.getMatchEntryValue());
 349                     icmpv4Match.setIcmpv4Type(icmpv4TypeCase.getIcmpv4Type().getIcmpv4Type());
 350                 } else if (field.equals(Icmpv4Code.class)) {
 351                     Icmpv4CodeCase icmpv4CodeCase = ((Icmpv4CodeCase) entry.getMatchEntryValue());
 352                     icmpv4Match.setIcmpv4Code(icmpv4CodeCase.getIcmpv4Code().getIcmpv4Code());
 353                 }
 354             } else if (field.equals(Icmpv6Type.class) || field.equals(Icmpv6Code.class)) {
 355                 if (icmpv6Match == null) {
 356                     icmpv6Match = new Icmpv6MatchBuilder();
 357                 }
 358                 if (field.equals(Icmpv6Type.class)) {
 359                     Icmpv6TypeCase icmpv6TypeCase = ((Icmpv6TypeCase) entry.getMatchEntryValue());
 360                     icmpv6Match.setIcmpv6Type(icmpv6TypeCase.getIcmpv6Type().getIcmpv6Type());
 361                 } else if (field.equals(Icmpv6Code.class)) {
 362                     Icmpv6CodeCase icmpv6CodeCase = ((Icmpv6CodeCase) entry.getMatchEntryValue());
 363                     icmpv6Match.setIcmpv6Code(icmpv6CodeCase.getIcmpv6Code().getIcmpv6Code());
 364                 }
 365             } else if (field.equals(Ipv4Src.class) || field.equals(Ipv4Dst.class)) {
 366                 if (ipv4Match == null) {
 367                     ipv4Match = new Ipv4MatchBuilder();
 368                 }
 369                 if (field.equals(Ipv4Src.class)) {
 370                     Ipv4SrcCase ipv4SrcCase = ((Ipv4SrcCase) entry.getMatchEntryValue());
 371                     int prefix;
 372                     if (entry.isHasMask()) {
 373                         prefix = IpConversionUtil.countBits(ipv4SrcCase.getIpv4Src().getMask());
 374                     } else {
 375                         prefix = 32;
 376                     }
 377                     ipv4Match.setIpv4Source(
 378                         IpConversionUtil.createPrefix(ipv4SrcCase.getIpv4Src().getIpv4Address(), prefix)
 379                     );
 380
 381                 } else if (field.equals(Ipv4Dst.class)) {
 382                     Ipv4DstCase ipv4DstCase = ((Ipv4DstCase) entry.getMatchEntryValue());
 383                     int prefix;
 384                     if (entry.isHasMask()) {
 385                         prefix = IpConversionUtil.countBits(ipv4DstCase.getIpv4Dst().getMask());
 386                     } else {
 387                         prefix = 32;
 388                     }
 389                     ipv4Match.setIpv4Destination(
 390                         IpConversionUtil.createPrefix(ipv4DstCase.getIpv4Dst().getIpv4Address(), prefix)
 391                     );
 392                 }
 393             } else if (field.equals(ArpOp.class) || field.equals(ArpSpa.class) || field.equals(ArpTpa.class)
 394                     || field.equals(ArpSha.class) || field.equals(ArpTha.class)) {
 395                 if (arpMatch == null) {
 396                     arpMatch = new ArpMatchBuilder();
 397                 }
 398                 if (field.equals(ArpOp.class)) {
 399                     ArpOpCase arpOpCase = ((ArpOpCase) entry.getMatchEntryValue());
 400                     arpMatch.setArpOp(arpOpCase.getArpOp().getOpCode());
 401                 } else if (field.equals(ArpSpa.class)) {
 402
 403                     ArpSpaCase arpSpaCase = ((ArpSpaCase) entry.getMatchEntryValue());
 404                     int prefix;
 405                     if (entry.isHasMask()) {
 406                         prefix = IpConversionUtil.countBits(arpSpaCase.getArpSpa().getMask());
 407                     } else {
 408                         prefix = 32;
 409                     }
 410                     arpMatch.setArpSourceTransportAddress(
 411                         IpConversionUtil.createPrefix(arpSpaCase.getArpSpa().getIpv4Address(), prefix)
 412                     );
 413                 } else if (field.equals(ArpTpa.class)) {
 414                     ArpTpaCase arpTpaCase = ((ArpTpaCase) entry.getMatchEntryValue());
 415                     int prefix;
 416                     if (entry.isHasMask()) {
 417                         prefix = IpConversionUtil.countBits(arpTpaCase.getArpTpa().getMask());
 418                     } else {
 419                         prefix = 32;
 420                     }
 421
 422                     arpMatch.setArpTargetTransportAddress(
 423                         IpConversionUtil.createPrefix(arpTpaCase.getArpTpa().getIpv4Address(), prefix)
 424                     );
 425                 } else if (field.equals(ArpSha.class)) {
 426                     ArpSourceHardwareAddressBuilder arpSha = new ArpSourceHardwareAddressBuilder();
 427                     ArpShaCase arpShaCase = ((ArpShaCase) entry.getMatchEntryValue());
 428                     arpSha.setAddress(arpShaCase.getArpSha().getMacAddress());
 429                     if (entry.isHasMask()) {
 430                         arpSha.setMask(new MacAddress(ByteUtil.bytesToHexstring(arpShaCase.getArpSha().getMask(), ":")));
 431                     }
 432                     arpMatch.setArpSourceHardwareAddress(arpSha.build());
 433                 } else if (field.equals(ArpTha.class)) {
 434                     ArpThaCase arpThaCase = ((ArpThaCase) entry.getMatchEntryValue());
 435                     ArpTargetHardwareAddressBuilder arpTha = new ArpTargetHardwareAddressBuilder();
 436                     arpTha.setAddress(arpThaCase.getArpTha().getMacAddress());
 437                     if (entry.isHasMask()) {
 438                         arpTha.setMask(new MacAddress(ByteUtil.bytesToHexstring(arpThaCase.getArpTha().getMask(), ":")));
 439                     }
 440                     arpMatch.setArpTargetHardwareAddress(arpTha.build());
 441                 }
 442             } else if (field.equals(TunnelIpv4Src.class) || field.equals(TunnelIpv4Dst.class)) {
 443                 if (ipv4Match == null) {
 444                     ipv4Match = new Ipv4MatchBuilder();
 445                 }
 446                 if (field.equals(TunnelIpv4Src.class)) {
 447                     Ipv4SrcCase ipv4SrcCase = ((Ipv4SrcCase) entry.getMatchEntryValue());
 448                     int prefix;
 449                     if (entry.isHasMask()) {
 450                         prefix = IpConversionUtil.countBits(ipv4SrcCase.getIpv4Src().getMask());
 451                     } else {
 452                         prefix = 32;
 453                     }
 454
 455                     ipv4Match.setIpv4Source(
 456                         IpConversionUtil.createPrefix(ipv4SrcCase.getIpv4Src().getIpv4Address(), prefix)
 457                     );
 458                 } else if (field.equals(TunnelIpv4Dst.class)) {
 459                     Ipv4DstCase ipv4DstCase = ((Ipv4DstCase) entry.getMatchEntryValue());
 460                     int prefix;
 461                     if (entry.isHasMask()) {
 462                         prefix = IpConversionUtil.countBits(ipv4DstCase.getIpv4Dst().getMask());
 463                     } else {
 464                         prefix = 32;
 465                     }
 466
 467                     ipv4Match.setIpv4Destination(
 468                         IpConversionUtil.createPrefix(ipv4DstCase.getIpv4Dst().getIpv4Address(), prefix)
 469                     );               }
 470             } else if (field.equals(Ipv6Src.class) || field.equals(Ipv6Dst.class) || field.equals(Ipv6Flabel.class)
 471                     || field.equals(Ipv6NdTarget.class) || field.equals(Ipv6NdSll.class)
 472                     || field.equals(Ipv6NdTll.class) || field.equals(Ipv6Exthdr.class)) {
 473                 if (ipv6Match == null) {
 474                     ipv6Match = new Ipv6MatchBuilder();
 475                 }
 476                 if (field.equals(Ipv6Src.class)) {
 477                     Ipv6SrcCase ipv6SrcCase = ((Ipv6SrcCase) entry.getMatchEntryValue());
 478                     int prefix ;
 479                     if (entry.isHasMask()) {
 480                         prefix = IpConversionUtil.countBits(ipv6SrcCase.getIpv6Src().getMask());
 481                     } else {
 482                         prefix = 128;
 483                     }
 484                     ipv6Match.setIpv6Source(
 485                         IpConversionUtil.createPrefix(ipv6SrcCase.getIpv6Src().getIpv6Address(), prefix)
 486                     );
 487                 } else if (field.equals(Ipv6Dst.class)) {
 488                     Ipv6DstCase ipv6DstCase = ((Ipv6DstCase) entry.getMatchEntryValue());
 489                     int prefix;
 490                     if (entry.isHasMask()) {
 491                         prefix = IpConversionUtil.countBits(ipv6DstCase.getIpv6Dst().getMask());
 492                     } else {
 493                         prefix = 128;
 494                     }
 495                     ipv6Match.setIpv6Destination(
 496                         IpConversionUtil.createPrefix(ipv6DstCase.getIpv6Dst().getIpv6Address(), prefix)
 497                     );
 498                 } else if (field.equals(Ipv6Flabel.class)) {
 499                     Ipv6LabelBuilder ipv6Label = new Ipv6LabelBuilder();
 500                     Ipv6FlabelCase ipv6FlabelCase = ((Ipv6FlabelCase) entry.getMatchEntryValue());
 501                     ipv6Label.setIpv6Flabel(ipv6FlabelCase.getIpv6Flabel().getIpv6Flabel());
 502                     if (entry.isHasMask()) {
 503                         ipv6Label.setFlabelMask(new Ipv6FlowLabel(ByteUtil.bytesToUnsignedInt(ipv6FlabelCase.getIpv6Flabel().getMask())));
 504                     }
 505                     ipv6Match.setIpv6Label(ipv6Label.build());
 506                 } else if (field.equals(Ipv6NdTarget.class)) {
 507                     Ipv6NdTargetCase ipv6NdTargetCase = ((Ipv6NdTargetCase) entry.getMatchEntryValue());
 508                     ipv6Match.setIpv6NdTarget(ipv6NdTargetCase.getIpv6NdTarget().getIpv6Address());
 509                 } else if (field.equals(Ipv6NdSll.class)) {
 510                     Ipv6NdSllCase ipv6NdSllCase = ((Ipv6NdSllCase) entry.getMatchEntryValue());
 511                     ipv6Match.setIpv6NdSll(ipv6NdSllCase.getIpv6NdSll().getMacAddress());
 512                 } else if (field.equals(Ipv6NdTll.class)) {
 513                     Ipv6NdTllCase ipv6NdTllCase = ((Ipv6NdTllCase) entry.getMatchEntryValue());
 514                     ipv6Match.setIpv6NdTll(ipv6NdTllCase.getIpv6NdTll().getMacAddress());
 515                 } else if (field.equals(Ipv6Exthdr.class)) {
 516                     Ipv6ExthdrCase ipv6ExthdrCase = ((Ipv6ExthdrCase) entry.getMatchEntryValue());
 517                     // verify
 518                     Ipv6ExtHeaderBuilder ipv6ExtHeaderBuilder = new Ipv6ExtHeaderBuilder();
 519                     Ipv6ExthdrFlags pseudoField = ipv6ExthdrCase.getIpv6Exthdr().getPseudoField();
 520                     Map<Integer, Boolean> map = new HashMap<>();
 521                     map.put(0, pseudoField.isNonext());
 522                     map.put(1, pseudoField.isEsp());
 523                     map.put(2, pseudoField.isAuth());
 524                     map.put(3, pseudoField.isDest());
 525                     map.put(4, pseudoField.isFrag());
 526                     map.put(5, pseudoField.isRouter());
 527                     map.put(6, pseudoField.isHop());
 528                     map.put(7, pseudoField.isUnrep());
 529                     map.put(8, pseudoField.isUnseq());
 530                     int bitmap = ByteBufUtils.fillBitMaskFromMap(map);
 531                     ipv6ExtHeaderBuilder.setIpv6Exthdr(bitmap);
 532                     if (entry.isHasMask()) {
 533                         ipv6ExtHeaderBuilder.setIpv6ExthdrMask(
 534                                 ByteUtil.bytesToUnsignedShort(ipv6ExthdrCase.getIpv6Exthdr().getMask()));
 535                     }
 536                     ipv6Match.setIpv6ExtHeader(ipv6ExtHeaderBuilder.build());
 537                 }
 538             } else if (field.equals(MplsLabel.class) || field.equals(MplsTc.class) || field.equals(MplsBos.class)
 539                     || field.equals(PbbIsid.class)) {
 540                 if (protocolMatchFields == null) {
 541                     protocolMatchFields = new ProtocolMatchFieldsBuilder();
 542                 }
 543                 if (field.equals(MplsLabel.class)) {
 544                     MplsLabelCase mplsLabelCase = ((MplsLabelCase) entry.getMatchEntryValue());
 545                     protocolMatchFields.setMplsLabel(mplsLabelCase.getMplsLabel().getMplsLabel());
 546                 } else if (field.equals(MplsTc.class)) {
 547                     MplsTcCase mplsTcCase = ((MplsTcCase) entry.getMatchEntryValue());
 548                     protocolMatchFields.setMplsTc(mplsTcCase.getMplsTc().getTc());
 549                 } else if (field.equals(MplsBos.class)) {
 550                     MplsBosCase mplsBosCase = ((MplsBosCase) entry.getMatchEntryValue());
 551                     protocolMatchFields
 552                             .setMplsBos((short) (mplsBosCase.getMplsBos().isBos() ? 1 : 0));
 553                 } else if (field.equals(PbbIsid.class)) {
 554                     PbbIsidCase pbbIsidCase = ((PbbIsidCase) entry.getMatchEntryValue());
 555                     PbbBuilder pbb = new PbbBuilder();
 556                     pbb.setPbbIsid(pbbIsidCase.getPbbIsid().getIsid());
 557                     if (entry.isHasMask()) {
 558                         pbb.setPbbMask(ByteUtil.bytesToUnsignedInt(pbbIsidCase.getPbbIsid().getMask()));
 559                     }
 560                     protocolMatchFields.setPbb(pbb.build());
 561                 }
 562             } else if (field.equals(TunnelId.class)) {
 563                 TunnelIdCase tunnelIdCase = ((TunnelIdCase) entry.getMatchEntryValue());
 564                 TunnelBuilder tunnel = new TunnelBuilder();
 565                 tunnel.setTunnelId(new BigInteger(OFConstants.SIGNUM_UNSIGNED, tunnelIdCase.getTunnelId().getTunnelId()));
 566                 if (entry.isHasMask()) {
 567                     tunnel.setTunnelMask(new BigInteger(OFConstants.SIGNUM_UNSIGNED, tunnelIdCase.getTunnelId().getMask()));
 568                 }
 569                 matchBuilder.setTunnel(tunnel.build());
 570             }
 571         }
 572
 573         AugmentTuple<Match> matchExtensionWrap =
 574                 MatchExtensionHelper.processAllExtensions(
 575                         ofMatch.getMatchEntry(), ofVersion, MatchPath.SWITCHFLOWREMOVED_MATCH);
 576         if (matchExtensionWrap != null) {
 577             matchBuilder.addAugmentation(matchExtensionWrap.getAugmentationClass(), matchExtensionWrap.getAugmentationObject());
 578         }
 579
 580
 581         if (ethernetMatch != null) {
 582             matchBuilder.setEthernetMatch(ethernetMatch.build());
 583         }
 584         if (vlanMatch != null) {
 585             matchBuilder.setVlanMatch(vlanMatch.build());
 586         }
 587         if (ipMatch != null) {
 588             matchBuilder.setIpMatch(ipMatch.build());
 589         }
 590
 591         if (tcpMatch != null) {
 592             matchBuilder.setLayer4Match(tcpMatch.build());
 593         } else if (udpMatch != null) {
 594             matchBuilder.setLayer4Match(udpMatch.build());
 595         } else if (sctpMatch != null) {
 596             matchBuilder.setLayer4Match(sctpMatch.build());
 597         }
 598
 599         if (icmpv4Match != null) {
 600             matchBuilder.setIcmpv4Match(icmpv4Match.build());
 601         } else if (icmpv6Match != null) {
 602             matchBuilder.setIcmpv6Match(icmpv6Match.build());
 603         }
 604
 605         if (ipv4Match != null) {
 606             matchBuilder.setLayer3Match(ipv4Match.build());
 607         } else if (arpMatch != null) {
 608             matchBuilder.setLayer3Match(arpMatch.build());
 609         } else if (ipv6Match != null) {
 610             matchBuilder.setLayer3Match(ipv6Match.build());
 611         }
 612         if (protocolMatchFields != null) {
 613             matchBuilder.setProtocolMatchFields(protocolMatchFields.build());
 614         }
 615         return matchBuilder.build();
 616     }
 617
 618 }