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

   1 package org.opendaylight.openflowplugin.openflow.md.core.translator;
   2
   3 import java.math.BigInteger;
   4 import java.util.HashMap;
   5 import java.util.List;
   6 import java.util.Map;
   7 import java.util.Map.Entry;
   8 import java.util.concurrent.CopyOnWriteArrayList;
   9
  10 import org.opendaylight.openflowplugin.openflow.md.core.IMDMessageTranslator;
  11 import org.opendaylight.openflowplugin.openflow.md.core.SwitchConnectionDistinguisher;
  12 import org.opendaylight.openflowplugin.openflow.md.core.session.SessionContext;
  13 import org.opendaylight.openflowplugin.openflow.md.util.InventoryDataServiceUtil;
  14 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Prefix;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.PortNumber;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SwitchFlowRemovedBuilder;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.mod.removed.Match;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.mod.removed.MatchBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.EtherType;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpSourceHardwareAddressBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpTargetHardwareAddressBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetDestinationBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetSourceBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetTypeBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ipv6.match.fields.Ipv6ExtHeaderBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ipv6.match.fields.Ipv6LabelBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatchBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.Icmpv4MatchBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.Icmpv6MatchBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.IpMatchBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.MetadataBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.ProtocolMatchFieldsBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.TunnelBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.VlanMatchBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatchBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv4MatchBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6MatchBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.SctpMatchBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatchBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.UdpMatchBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.protocol.match.fields.PbbBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.vlan.match.fields.VlanIdBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.BosMatchEntry;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.DscpMatchEntry;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.EcnMatchEntry;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.EthTypeMatchEntry;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv4CodeMatchEntry;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv4TypeMatchEntry;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv6CodeMatchEntry;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv6TypeMatchEntry;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv4AddressMatchEntry;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6AddressMatchEntry;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6FlabelMatchEntry;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.IsidMatchEntry;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MacAddressMatchEntry;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MaskMatchEntry;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MetadataMatchEntry;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MplsLabelMatchEntry;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.OpCodeMatchEntry;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PortMatchEntry;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PortNumberMatchEntry;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ProtocolNumberMatchEntry;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PseudoFieldMatchEntry;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PseudoFieldMatchEntry.PseudoField;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.TcMatchEntry;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.VlanPcpMatchEntry;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.VlanVidMatchEntry;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpOp;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpSha;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpSpa;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpTha;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpTpa;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.EthDst;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.EthSrc;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.EthType;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv4Code;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv4Type;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv6Code;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv6Type;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.InPhyPort;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.InPort;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.IpDscp;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.IpEcn;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.IpProto;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv4Dst;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv4Src;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Dst;
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Exthdr;
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Flabel;
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6NdSll;
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6NdTarget;
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6NdTll;
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Src;
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MatchField;
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Metadata;
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MplsBos;
 100 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MplsLabel;
 101 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MplsTc;
 102 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.PbbIsid;
 103 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.SctpDst;
 104 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.SctpSrc;
 105 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.TcpDst;
 106 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.TcpSrc;
 107 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.TunnelId;
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.UdpDst;
 109 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.UdpSrc;
 110 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.VlanPcp;
 111 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.VlanVid;
 112 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.MatchEntries;
 113 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessage;
 114 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
 115 import org.opendaylight.yangtools.yang.binding.DataObject;
 116 import org.slf4j.Logger;
 117 import org.slf4j.LoggerFactory;
 118
 119 public class FlowRemovedTranslator implements IMDMessageTranslator<OfHeader, List<DataObject>> {
 120
 121     protected static final Logger LOG = LoggerFactory.getLogger(FlowRemovedTranslator.class);
 122     private static final String PREFIX_SEPARATOR = "/";
 123
 124     @Override
 125     public List<DataObject> translate(SwitchConnectionDistinguisher cookie, SessionContext sc, OfHeader msg) {
 126         if (msg instanceof FlowRemovedMessage) {
 127             FlowRemovedMessage ofFlow = (FlowRemovedMessage) msg;
 128             List<DataObject> list = new CopyOnWriteArrayList<DataObject>();
 129             LOG.debug("Flow Removed Message received: Table Id={}, Flow removed reason={} ", ofFlow.getTableId(),
 130                     ofFlow.getReason());
 131
 132             SwitchFlowRemovedBuilder salFlowRemoved = new SwitchFlowRemovedBuilder();
 133
 134             salFlowRemoved.setCookie(ofFlow.getCookie());
 135             salFlowRemoved.setPriority(ofFlow.getPriority());
 136
 137             if (ofFlow.getTableId() != null) {
 138                 salFlowRemoved.setTableId(ofFlow.getTableId().getValue().shortValue());
 139             }
 140
 141             salFlowRemoved.setDurationSec(ofFlow.getDurationSec());
 142             salFlowRemoved.setDurationNsec(ofFlow.getDurationNsec());
 143             salFlowRemoved.setIdleTimeout(ofFlow.getIdleTimeout());
 144             salFlowRemoved.setHardTimeout(ofFlow.getHardTimeout());
 145             salFlowRemoved.setPacketCount(ofFlow.getPacketCount());
 146             salFlowRemoved.setByteCount(ofFlow.getByteCount());
 147             org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.match.grouping.Match ofMatch = ofFlow
 148                     .getMatch();
 149             if (ofMatch != null) {
 150                 salFlowRemoved.setMatch(fromMatch(ofMatch));
 151             }
 152             salFlowRemoved.setNode(new NodeRef(InventoryDataServiceUtil.identifierFromDatapathId(sc.getFeatures()
 153                     .getDatapathId())));
 154             list.add(salFlowRemoved.build());
 155             return list;
 156         } else {
 157             LOG.error("Message is not a flow removed message ");
 158             return null;
 159         }
 160     }
 161
 162     public Match fromMatch(
 163             org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.match.grouping.Match ofMatch) {
 164         MatchBuilder matchBuilder = new MatchBuilder();
 165         EthernetMatchBuilder ethernetMatch = null;
 166         VlanMatchBuilder vlanMatch = null;
 167         IpMatchBuilder ipMatch = null;
 168         TcpMatchBuilder tcpMatch = null;
 169         UdpMatchBuilder udpMatch = null;
 170         SctpMatchBuilder sctpMatch = null;
 171         Icmpv4MatchBuilder icmpv4Match = null;
 172         Icmpv6MatchBuilder icmpv6Match = null;
 173         Ipv4MatchBuilder ipv4Match = null;
 174         ArpMatchBuilder arpMatch = null;
 175         Ipv6MatchBuilder ipv6Match = null;
 176         ProtocolMatchFieldsBuilder protocolMatchFields = null;
 177
 178         for (MatchEntries entry : ofMatch.getMatchEntries()) {
 179             Class<? extends MatchField> field = entry.getOxmMatchField();
 180             if (field.equals(InPort.class)) {
 181                 matchBuilder.setInPort(entry.getAugmentation(PortNumberMatchEntry.class).getPortNumber().getValue()
 182                         .longValue());
 183             } else if (field.equals(InPhyPort.class)) {
 184                 matchBuilder.setInPhyPort(entry.getAugmentation(PortNumberMatchEntry.class).getPortNumber().getValue()
 185                         .longValue());
 186             } else if (field.equals(Metadata.class)) {
 187                 MetadataBuilder metadata = new MetadataBuilder();
 188                 metadata.setMetadata(new BigInteger(entry.getAugmentation(MetadataMatchEntry.class).getMetadata()));
 189                 if (entry.isHasMask()) {
 190                     metadata.setMetadataMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 191                 }
 192                 matchBuilder.setMetadata(metadata.build());
 193             } else if (field.equals(EthDst.class) || field.equals(EthSrc.class) || field.equals(EthType.class)) {
 194                 if (ethernetMatch == null) {
 195                     ethernetMatch = new EthernetMatchBuilder();
 196                 }
 197                 if (field.equals(EthDst.class)) {
 198                     EthernetDestinationBuilder ethDst = new EthernetDestinationBuilder();
 199                     ethDst.setAddress(entry.getAugmentation(MacAddressMatchEntry.class).getMacAddress());
 200                     if (entry.isHasMask()) {
 201                         ethDst.setMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 202                     }
 203                     ethernetMatch.setEthernetDestination(ethDst.build());
 204                 } else if (field.equals(EthSrc.class)) {
 205                     EthernetSourceBuilder ethSrc = new EthernetSourceBuilder();
 206                     ethSrc.setAddress(entry.getAugmentation(MacAddressMatchEntry.class).getMacAddress());
 207                     if (entry.isHasMask()) {
 208                         ethSrc.setMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 209                     }
 210                     ethernetMatch.setEthernetSource(ethSrc.build());
 211                 } else if (field.equals(EthType.class)) {
 212                     EthernetTypeBuilder ethType = new EthernetTypeBuilder();
 213                     ethType.setType(new EtherType(entry.getAugmentation(EthTypeMatchEntry.class).getEthType()
 214                             .getValue().longValue()));
 215                     ethernetMatch.setEthernetType(ethType.build());
 216                 }
 217             } else if (field.equals(VlanVid.class) || field.equals(VlanPcp.class)) {
 218                 if (vlanMatch == null) {
 219                     vlanMatch = new VlanMatchBuilder();
 220                 }
 221                 if (field.equals(VlanVid.class)) {
 222                     boolean vlanIdPresent = false;
 223                     VlanIdBuilder vlanId = new VlanIdBuilder();
 224                     VlanVidMatchEntry vlanVid = entry.getAugmentation(VlanVidMatchEntry.class);
 225                     Integer vlanVidValue = vlanVid.getVlanVid();
 226                     if (vlanVid.isCfiBit()) {
 227                         vlanIdPresent = true;
 228                     }
 229                     vlanId.setVlanIdPresent(vlanIdPresent);
 230                     if (vlanVidValue != null) {
 231                         vlanId.setVlanId(new VlanId(vlanVidValue));
 232                     }
 233                     vlanMatch.setVlanId(vlanId.build());
 234                 } else if (field.equals(VlanPcp.class)) {
 235                     vlanMatch.setVlanPcp(new org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanPcp(
 236                             entry.getAugmentation(VlanPcpMatchEntry.class).getVlanPcp().shortValue()));
 237                 }
 238             } else if (field.equals(IpDscp.class) || field.equals(IpEcn.class) || field.equals(IpProto.class)) {
 239                 if (ipMatch == null) {
 240                     ipMatch = new IpMatchBuilder();
 241                 }
 242                 if (field.equals(IpDscp.class)) {
 243                     ipMatch.setIpDscp(new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Dscp(
 244                             entry.getAugmentation(DscpMatchEntry.class).getDscp().getValue()));
 245                 } else if (field.equals(IpEcn.class)) {
 246                     ipMatch.setIpEcn(entry.getAugmentation(EcnMatchEntry.class).getEcn());
 247                 } else if (field.equals(IpProto.class)) {
 248                     ipMatch.setIpProtocol(entry.getAugmentation(ProtocolNumberMatchEntry.class).getProtocolNumber());
 249                 }
 250             } else if (field.equals(TcpSrc.class) || field.equals(TcpDst.class)) {
 251                 if (tcpMatch == null) {
 252                     tcpMatch = new TcpMatchBuilder();
 253                 }
 254                 if (field.equals(TcpSrc.class)) {
 255                     tcpMatch.setTcpSourcePort(new PortNumber(entry.getAugmentation(PortMatchEntry.class).getPort()
 256                             .getValue()));
 257                 } else if (field.equals(TcpDst.class)) {
 258                     tcpMatch.setTcpDestinationPort(new PortNumber(entry.getAugmentation(PortMatchEntry.class).getPort()
 259                             .getValue()));
 260                 }
 261             } else if (field.equals(UdpSrc.class) || field.equals(UdpDst.class)) {
 262                 if (udpMatch == null) {
 263                     udpMatch = new UdpMatchBuilder();
 264                 }
 265                 if (field.equals(UdpSrc.class)) {
 266                     udpMatch.setUdpSourcePort(new PortNumber(entry.getAugmentation(PortMatchEntry.class).getPort()
 267                             .getValue()));
 268                 } else if (field.equals(UdpDst.class)) {
 269                     udpMatch.setUdpDestinationPort(new PortNumber(entry.getAugmentation(PortMatchEntry.class).getPort()
 270                             .getValue()));
 271                 }
 272             } else if (field.equals(SctpSrc.class) || field.equals(SctpDst.class)) {
 273                 if (sctpMatch == null) {
 274                     sctpMatch = new SctpMatchBuilder();
 275                 }
 276                 if (field.equals(SctpSrc.class)) {
 277                     sctpMatch.setSctpSourcePort(new PortNumber(entry.getAugmentation(PortMatchEntry.class).getPort()
 278                             .getValue()));
 279                 } else if (field.equals(SctpDst.class)) {
 280                     sctpMatch.setSctpDestinationPort(new PortNumber(entry.getAugmentation(PortMatchEntry.class)
 281                             .getPort().getValue()));
 282                 }
 283             } else if (field.equals(Icmpv4Type.class) || field.equals(Icmpv4Code.class)) {
 284                 if (icmpv4Match == null) {
 285                     icmpv4Match = new Icmpv4MatchBuilder();
 286                 }
 287                 if (field.equals(Icmpv4Type.class)) {
 288                     icmpv4Match.setIcmpv4Type(entry.getAugmentation(Icmpv4TypeMatchEntry.class).getIcmpv4Type());
 289                 } else if (field.equals(Icmpv4Code.class)) {
 290                     icmpv4Match.setIcmpv4Code(entry.getAugmentation(Icmpv4CodeMatchEntry.class).getIcmpv4Code());
 291                 }
 292             } else if (field.equals(Icmpv6Type.class) || field.equals(Icmpv6Code.class)) {
 293                 if (icmpv6Match == null) {
 294                     icmpv6Match = new Icmpv6MatchBuilder();
 295                 }
 296                 if (field.equals(Icmpv6Type.class)) {
 297                     icmpv6Match.setIcmpv6Type(entry.getAugmentation(Icmpv6TypeMatchEntry.class).getIcmpv6Type());
 298                 } else if (field.equals(Icmpv6Code.class)) {
 299                     icmpv6Match.setIcmpv6Code(entry.getAugmentation(Icmpv6CodeMatchEntry.class).getIcmpv6Code());
 300                 }
 301             } else if (field.equals(Ipv4Src.class) || field.equals(Ipv4Dst.class)) {
 302                 if (ipv4Match == null) {
 303                     ipv4Match = new Ipv4MatchBuilder();
 304                 }
 305                 if (field.equals(Ipv4Src.class)) {
 306                     ipv4Match.setIpv4Source(toIpv4Prefix(entry));
 307                 } else if (field.equals(Ipv4Dst.class)) {
 308                     ipv4Match.setIpv4Destination(toIpv4Prefix(entry));
 309                 }
 310             } else if (field.equals(ArpOp.class) || field.equals(ArpSpa.class) || field.equals(ArpTpa.class)
 311                     || field.equals(ArpSha.class) || field.equals(ArpTha.class)) {
 312                 if (arpMatch == null) {
 313                     arpMatch = new ArpMatchBuilder();
 314                 }
 315                 if (field.equals(ArpOp.class)) {
 316                     arpMatch.setArpOp(entry.getAugmentation(OpCodeMatchEntry.class).getOpCode());
 317                 } else if (field.equals(ArpSpa.class)) {
 318                     arpMatch.setArpSourceTransportAddress(toIpv4Prefix(entry));
 319                 } else if (field.equals(ArpTpa.class)) {
 320                     arpMatch.setArpTargetTransportAddress(toIpv4Prefix(entry));
 321                 } else if (field.equals(ArpSha.class)) {
 322                     ArpSourceHardwareAddressBuilder arpSha = new ArpSourceHardwareAddressBuilder();
 323                     arpSha.setAddress(entry.getAugmentation(MacAddressMatchEntry.class).getMacAddress());
 324                     if (entry.isHasMask()) {
 325                         arpSha.setMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 326                     }
 327                     arpMatch.setArpSourceHardwareAddress(arpSha.build());
 328                 } else if (field.equals(ArpTha.class)) {
 329                     ArpTargetHardwareAddressBuilder arpTha = new ArpTargetHardwareAddressBuilder();
 330                     arpTha.setAddress(entry.getAugmentation(MacAddressMatchEntry.class).getMacAddress());
 331                     if (entry.isHasMask()) {
 332                         arpTha.setMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 333                     }
 334                     arpMatch.setArpTargetHardwareAddress(arpTha.build());
 335                 }
 336             } else if (field.equals(Ipv6Src.class) || field.equals(Ipv6Dst.class) || field.equals(Ipv6Flabel.class)
 337                     || field.equals(Ipv6NdTarget.class) || field.equals(Ipv6NdSll.class)
 338                     || field.equals(Ipv6NdTll.class) || field.equals(Ipv6Exthdr.class)) {
 339                 if (ipv6Match == null) {
 340                     ipv6Match = new Ipv6MatchBuilder();
 341                 }
 342                 if (field.equals(Ipv6Src.class)) {
 343                     ipv6Match.setIpv6Source(toIpv6Prefix(entry));
 344                 } else if (field.equals(Ipv6Dst.class)) {
 345                     ipv6Match.setIpv6Destination(toIpv6Prefix(entry));
 346                 } else if (field.equals(Ipv6Flabel.class)) {
 347                     Ipv6LabelBuilder ipv6Label = new Ipv6LabelBuilder();
 348                     ipv6Label.setIpv6Flabel(entry.getAugmentation(Ipv6FlabelMatchEntry.class).getIpv6Flabel());
 349                     if (entry.isHasMask()) {
 350                         ipv6Label.setFlabelMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 351                     }
 352                     ipv6Match.setIpv6Label(ipv6Label.build());
 353                 } else if (field.equals(Ipv6NdTarget.class)) {
 354                     ipv6Match.setIpv6NdTarget(entry.getAugmentation(Ipv6AddressMatchEntry.class).getIpv6Address());
 355                 } else if (field.equals(Ipv6NdSll.class)) {
 356                     ipv6Match.setIpv6NdSll(entry.getAugmentation(MacAddressMatchEntry.class).getMacAddress());
 357                 } else if (field.equals(Ipv6NdTll.class)) {
 358                     ipv6Match.setIpv6NdTll(entry.getAugmentation(MacAddressMatchEntry.class).getMacAddress());
 359                 } else if (field.equals(Ipv6Exthdr.class)) {
 360                     // verify
 361                     Ipv6ExtHeaderBuilder ipv6ExtHeaderBuilder = new Ipv6ExtHeaderBuilder();
 362                     PseudoField pseudoField = entry.getAugmentation(PseudoFieldMatchEntry.class).getPseudoField();
 363                     Map<Integer, Boolean> map = new HashMap<>();
 364                     map.put(0, pseudoField.isNonext());
 365                     map.put(1, pseudoField.isEsp());
 366                     map.put(2, pseudoField.isAuth());
 367                     map.put(3, pseudoField.isDest());
 368                     map.put(4, pseudoField.isFrag());
 369                     map.put(5, pseudoField.isRouter());
 370                     map.put(6, pseudoField.isHop());
 371                     map.put(7, pseudoField.isUnrep());
 372                     map.put(8, pseudoField.isUnseq());
 373                     int bitmap = fillBitMaskFromMap(map);
 374                     ipv6ExtHeaderBuilder.setIpv6Exthdr(bitmap);
 375                     if (entry.isHasMask()) {
 376                         ipv6ExtHeaderBuilder.setIpv6ExthdrMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 377                     }
 378                     ipv6Match.setIpv6ExtHeader(ipv6ExtHeaderBuilder.build());
 379                 }
 380             } else if (field.equals(MplsLabel.class) || field.equals(MplsTc.class) || field.equals(MplsBos.class)
 381                     || field.equals(PbbIsid.class)) {
 382                 if (protocolMatchFields == null) {
 383                     protocolMatchFields = new ProtocolMatchFieldsBuilder();
 384                 }
 385                 if (field.equals(MplsLabel.class)) {
 386                     protocolMatchFields.setMplsLabel(entry.getAugmentation(MplsLabelMatchEntry.class).getMplsLabel());
 387                 } else if (field.equals(MplsTc.class)) {
 388                     protocolMatchFields.setMplsTc(entry.getAugmentation(TcMatchEntry.class).getTc());
 389                 } else if (field.equals(MplsBos.class)) {
 390                     protocolMatchFields
 391                             .setMplsBos((short) (entry.getAugmentation(BosMatchEntry.class).isBos() ? 1 : 0));
 392                 } else if (field.equals(PbbIsid.class)) {
 393                     PbbBuilder pbb = new PbbBuilder();
 394                     pbb.setPbbIsid(entry.getAugmentation(IsidMatchEntry.class).getIsid());
 395                     if (entry.isHasMask()) {
 396                         pbb.setPbbMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 397                     }
 398                     protocolMatchFields.setPbb(pbb.build());
 399                 }
 400             } else if (field.equals(TunnelId.class)) {
 401                 TunnelBuilder tunnel = new TunnelBuilder();
 402                 tunnel.setTunnelId(new BigInteger(entry.getAugmentation(MetadataMatchEntry.class).getMetadata()));
 403                 if (entry.isHasMask()) {
 404                     tunnel.setTunnelMask(entry.getAugmentation(MaskMatchEntry.class).getMask());
 405                 }
 406                 matchBuilder.setTunnel(tunnel.build());
 407             }
 408         }
 409
 410         if (ethernetMatch != null) {
 411             matchBuilder.setEthernetMatch(ethernetMatch.build());
 412         }
 413         if (vlanMatch != null) {
 414             matchBuilder.setVlanMatch(vlanMatch.build());
 415         }
 416         if (ipMatch != null) {
 417             matchBuilder.setIpMatch(ipMatch.build());
 418         }
 419
 420         if (tcpMatch != null) {
 421             matchBuilder.setLayer4Match(tcpMatch.build());
 422         } else if (udpMatch != null) {
 423             matchBuilder.setLayer4Match(udpMatch.build());
 424         } else if (sctpMatch != null) {
 425             matchBuilder.setLayer4Match(sctpMatch.build());
 426         }
 427
 428         if (icmpv4Match != null) {
 429             matchBuilder.setIcmpv4Match(icmpv4Match.build());
 430         } else if (icmpv6Match != null) {
 431             matchBuilder.setIcmpv6Match(icmpv6Match.build());
 432         }
 433
 434         if (ipv4Match != null) {
 435             matchBuilder.setLayer3Match(ipv4Match.build());
 436         } else if (arpMatch != null) {
 437             matchBuilder.setLayer3Match(arpMatch.build());
 438         } else if (ipv6Match != null) {
 439             matchBuilder.setLayer3Match(ipv6Match.build());
 440         }
 441         if (protocolMatchFields != null) {
 442             matchBuilder.setProtocolMatchFields(protocolMatchFields.build());
 443         }
 444         return matchBuilder.build();
 445     }
 446
 447     /**
 448      * Fills the bitmask from boolean map where key is bit position
 449      *
 450      * @param booleanMap
 451      *            bit to boolean mapping
 452      * @return bit mask
 453      */
 454     private int fillBitMaskFromMap(Map<Integer, Boolean> booleanMap) {
 455         int bitmask = 0;
 456
 457         for (Entry<Integer, Boolean> iterator : booleanMap.entrySet()) {
 458             if (iterator.getValue() != null && iterator.getValue().booleanValue()) {
 459                 bitmask |= 1 << iterator.getKey();
 460             }
 461         }
 462         return bitmask;
 463     }
 464
 465     private Ipv4Prefix toIpv4Prefix(MatchEntries entry) {
 466         String ipv4Prefix = entry.getAugmentation(Ipv4AddressMatchEntry.class).getIpv4Address().toString();
 467         if (entry.isHasMask()) {
 468             byte[] mask = entry.getAugmentation(MaskMatchEntry.class).getMask();
 469             ipv4Prefix = ipv4Prefix + PREFIX_SEPARATOR + countBits(mask);
 470         }
 471         return new Ipv4Prefix(ipv4Prefix);
 472     }
 473
 474     private Ipv6Prefix toIpv6Prefix(MatchEntries entry) {
 475         String ipv6Prefix = entry.getAugmentation(Ipv6AddressMatchEntry.class).getIpv6Address().toString();
 476         if (entry.isHasMask()) {
 477             byte[] mask = entry.getAugmentation(MaskMatchEntry.class).getMask();
 478             ipv6Prefix = ipv6Prefix + PREFIX_SEPARATOR + countBits(mask);
 479         }
 480         return new Ipv6Prefix(ipv6Prefix);
 481     }
 482
 483     private int toInt(byte b) {
 484         return b < 0 ? b + 256 : b;
 485     }
 486
 487     private int countBits(byte[] mask) {
 488         int netmask = 0;
 489         for (byte b : mask) {
 490             netmask += Integer.bitCount(toInt(b));
 491         }
 492         return netmask;
 493     }
 494 }