extension/openflowjava-extension-nicira/src/main/java/org/opendaylight/openflowjava/nx/codec/match/TunIdCodec.java

   1 package org.opendaylight.openflowjava.nx.codec.match;
   2
   3 import io.netty.buffer.ByteBuf;
   4 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntryDeserializerKey;
   5 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntrySerializerKey;
   6 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
   7 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
   8 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
   9 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
  10 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  11 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmClassBase;
  12 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.TunnelId;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.TunnelIdCase;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.TunnelIdCaseBuilder;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.tunnel.id._case.TunnelIdBuilder;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxTunId;
  19 import java.math.BigInteger;
  20
  21 public class TunIdCodec extends AbstractMatchCodec {
  22
  23     private static final int VALUE_LENGTH = 8;
  24     private static final int NXM_FIELD_CODE = 16;
  25     public static final MatchEntrySerializerKey<Nxm1Class, NxmNxTunId> SERIALIZER_KEY = new MatchEntrySerializerKey<>(
  26             EncodeConstants.OF13_VERSION_ID, Nxm1Class.class, NxmNxTunId.class);
  27     public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey(
  28             EncodeConstants.OF13_VERSION_ID, OxmMatchConstants.NXM_1_CLASS, NXM_FIELD_CODE);
  29
  30     @Override
  31     public void serialize(MatchEntry input, ByteBuf outBuffer) {
  32         serializeHeader(input, outBuffer);
  33         TunnelIdCase value = ((TunnelIdCase) input.getMatchEntryValue());
  34         outBuffer.writeBytes(value.getTunnelId().getTunnelId());
  35         byte[] mask = value.getTunnelId().getTunnelId();
  36         if (null != mask) {
  37             outBuffer.writeBytes(mask);
  38         }
  39     }
  40
  41     @Override
  42     public MatchEntry deserialize(ByteBuf message) {
  43         MatchEntryBuilder matchEntriesBuilder = deserializeHeader(message);
  44         TunnelIdCaseBuilder tunnelIdCaseBuilder = new TunnelIdCaseBuilder();
  45         TunnelIdBuilder tunnelIdBuilder = new TunnelIdBuilder();
  46         tunnelIdBuilder.setTunnelId(BigInteger.valueOf(message.readLong()).toByteArray());
  47         tunnelIdCaseBuilder.setTunnelId(tunnelIdBuilder.build());
  48         matchEntriesBuilder.setOxmClass(OpenflowBasicClass.class);
  49         matchEntriesBuilder.setOxmMatchField(TunnelId.class);
  50         matchEntriesBuilder.setMatchEntryValue(tunnelIdCaseBuilder.build());
  51         return matchEntriesBuilder.build();
  52     }
  53
  54     @Override
  55     public int getNxmFieldCode() {
  56         return NXM_FIELD_CODE;
  57     }
  58
  59     @Override
  60     public int getOxmClassCode() {
  61         return OxmMatchConstants.NXM_1_CLASS;
  62     }
  63
  64     @Override
  65     public int getValueLength() {
  66         return VALUE_LENGTH;
  67     }
  68
  69     @Override
  70     public Class<? extends MatchField> getNxmField() {
  71         return NxmNxTunId.class;
  72     }
  73
  74     @Override
  75     public Class<? extends OxmClassBase> getOxmClass() {
  76         return Nxm1Class.class;
  77     }
  78
  79 }