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

   1 /*
   2  * Copyright (c) 2014, 2015 Cisco Systems, 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 package org.opendaylight.openflowjava.nx.codec.match;
   9
  10 import io.netty.buffer.ByteBuf;
  11 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntryDeserializerKey;
  12 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntrySerializerKey;
  13 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  14 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm0Class;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmClassBase;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmOfArpOp;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.arp.op.grouping.ArpOpValuesBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.ArpOpCaseValue;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.ArpOpCaseValueBuilder;
  24
  25 public class ArpOpCodec extends AbstractMatchCodec {
  26     private static final int VALUE_LENGTH = 2;
  27     private static final int NXM_FIELD_CODE = 15;
  28     public static final MatchEntrySerializerKey<Nxm0Class, NxmOfArpOp> SERIALIZER_KEY = new MatchEntrySerializerKey<>(
  29             EncodeConstants.OF13_VERSION_ID, Nxm0Class.class, NxmOfArpOp.class);
  30     public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey(
  31             EncodeConstants.OF13_VERSION_ID, OxmMatchConstants.NXM_0_CLASS, NXM_FIELD_CODE);
  32
  33     @Override
  34     public void serialize(MatchEntry input, ByteBuf outBuffer) {
  35         serializeHeader(input, outBuffer);
  36         ArpOpCaseValue arpOpCase = ((ArpOpCaseValue) input.getMatchEntryValue());
  37         outBuffer.writeShort(arpOpCase.getArpOpValues().getValue().toJava());
  38     }
  39
  40     @Override
  41     public MatchEntry deserialize(ByteBuf message) {
  42         MatchEntryBuilder matchEntryBuilder = deserializeHeaderToBuilder(message);
  43         ArpOpCaseValueBuilder caseBuilder = new ArpOpCaseValueBuilder();
  44         caseBuilder.setArpOpValues(new ArpOpValuesBuilder().setValue(message.readUnsignedShort()).build());
  45         matchEntryBuilder.setMatchEntryValue(caseBuilder.build());
  46         return matchEntryBuilder.build();
  47     }
  48
  49     @Override
  50     public int getNxmFieldCode() {
  51         return NXM_FIELD_CODE;
  52     }
  53
  54     @Override
  55     public int getOxmClassCode() {
  56         return OxmMatchConstants.NXM_0_CLASS;
  57     }
  58
  59     @Override
  60     public int getValueLength() {
  61         return VALUE_LENGTH;
  62     }
  63
  64     @Override
  65     public Class<? extends MatchField> getNxmField() {
  66         return NxmOfArpOp.class;
  67     }
  68
  69     @Override
  70     public Class<? extends OxmClassBase> getOxmClass() {
  71         return Nxm0Class.class;
  72     }
  73 }