EncapEthTypeCodec.java example

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openflowplugin-master
/*
 * Copyright (c) 2015 Intel, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */

package org.opendaylight.openflowjava.nx.codec.match;

import io.netty.buffer.ByteBuf;
import org.opendaylight.openflowjava.protocol.api.keys.MatchEntryDeserializerKey;
import org.opendaylight.openflowjava.protocol.api.keys.MatchEntrySerializerKey;
import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmClassBase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxEncapEthType;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.encap.eth.type.grouping.EncapEthTypeValuesBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.EncapEthTypeCaseValue;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.EncapEthTypeCaseValueBuilder;

public class EncapEthTypeCodec extends AbstractMatchCodec {

    private static final int VALUE_LENGTH = 2;
    private static final int NXM_FIELD_CODE = 123;
    public static final MatchEntrySerializerKey<Nxm1Class, NxmNxEncapEthType> SERIALIZER_KEY = new MatchEntrySerializerKey<>(
            EncodeConstants.OF13_VERSION_ID, Nxm1Class.class, NxmNxEncapEthType.class);
    public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey(
            EncodeConstants.OF13_VERSION_ID, OxmMatchConstants.NXM_1_CLASS, NXM_FIELD_CODE);

    @Override
    public void serialize(MatchEntry input, ByteBuf outBuffer) {
        serializeHeader(input, outBuffer);
        EncapEthTypeCaseValue encapEthTypeCaseValue = ((EncapEthTypeCaseValue) input.getMatchEntryValue());
        outBuffer.writeShort(encapEthTypeCaseValue.getEncapEthTypeValues().getEncapEthType().intValue());
    }

    @Override
    public MatchEntry deserialize(ByteBuf message) {
        MatchEntryBuilder matchEntryBuilder = deserializeHeader(message);
        EncapEthTypeCaseValueBuilder encapEthTypeCaseValueBuilder= new EncapEthTypeCaseValueBuilder();
        encapEthTypeCaseValueBuilder.setEncapEthTypeValues(new EncapEthTypeValuesBuilder().setEncapEthType(message.readUnsignedShort()).build());
        matchEntryBuilder.setMatchEntryValue(encapEthTypeCaseValueBuilder.build());
        matchEntryBuilder.setHasMask(false);
        return matchEntryBuilder.build();
    }

    @Override
    public int getNxmFieldCode() {
        return NXM_FIELD_CODE;
    }

    @Override
    public int getOxmClassCode() {
        return OxmMatchConstants.NXM_1_CLASS;
    }

    @Override
    public int getValueLength() {
        return VALUE_LENGTH;
    }

    @Override
    public Class<? extends MatchField> getNxmField() {
        return NxmNxEncapEthType.class;
    }

    @Override
    public Class<? extends OxmClassBase> getOxmClass() {
        return Nxm1Class.class;
    }
}