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

   1 /*
   2  * Copyright (c) 2014 Red Hat, Inc. 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.openflowjava.nx.codec.match;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntryDeserializerKey;
  13 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntrySerializerKey;
  14 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  15 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmClassBase;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxNsi;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.nsi.grouping.NsiValuesBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.NsiCaseValue;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.NsiCaseValueBuilder;
  25
  26 public class NsiCodec extends AbstractMatchCodec {
  27
  28     private static final int VALUE_LENGTH = 1;
  29     private static final int NXM_FIELD_CODE = 38;
  30     public static final MatchEntrySerializerKey<Nxm1Class, NxmNxNsi> SERIALIZER_KEY = new MatchEntrySerializerKey<>(
  31             EncodeConstants.OF13_VERSION_ID, Nxm1Class.class, NxmNxNsi.class);
  32     public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey(
  33             EncodeConstants.OF13_VERSION_ID, OxmMatchConstants.NXM_1_CLASS, NXM_FIELD_CODE);
  34
  35     @Override
  36     public void serialize(MatchEntry input, ByteBuf outBuffer) {
  37         serializeHeader(input, outBuffer);
  38         NsiCaseValue nsiCaseValue = ((NsiCaseValue) input.getMatchEntryValue());
  39         outBuffer.writeByte(nsiCaseValue.getNsiValues().getNsi());
  40     }
  41
  42     @Override
  43     public MatchEntry deserialize(ByteBuf message) {
  44         MatchEntryBuilder matchEntriesBuilder = deserializeHeader(message);
  45         NsiCaseValueBuilder nsiCaseValueBuilder = new NsiCaseValueBuilder();
  46         nsiCaseValueBuilder.setNsiValues(new NsiValuesBuilder().setNsi(message.readUnsignedByte()).build());
  47         matchEntriesBuilder.setMatchEntryValue(nsiCaseValueBuilder.build());
  48         matchEntriesBuilder.setHasMask(false);
  49         return matchEntriesBuilder.build();
  50     }
  51
  52     @Override
  53     public int getNxmFieldCode() {
  54         return NXM_FIELD_CODE;
  55     }
  56
  57     @Override
  58     public int getOxmClassCode() {
  59         return OxmMatchConstants.NXM_1_CLASS;
  60     }
  61
  62     @Override
  63     public int getValueLength() {
  64         return VALUE_LENGTH;
  65     }
  66
  67     @Override
  68     public Class<? extends MatchField> getNxmField() {
  69         return NxmNxNsi.class;
  70     }
  71
  72     @Override
  73     public Class<? extends OxmClassBase> getOxmClass() {
  74         return Nxm1Class.class;
  75     }
  76 }