Java tutorial
/* * Copyright (c) 2014, 2015 Cisco Systems, 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 java.math.BigInteger; 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.NxmNxTunId; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.tun.id.grouping.TunIdValuesBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TunIdCaseValue; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TunIdCaseValueBuilder; public class TunIdCodec extends AbstractMatchCodec { private static final int VALUE_LENGTH = 8; private static final int NXM_FIELD_CODE = 16; public static final MatchEntrySerializerKey<Nxm1Class, NxmNxTunId> SERIALIZER_KEY = new MatchEntrySerializerKey<>( EncodeConstants.OF13_VERSION_ID, Nxm1Class.class, NxmNxTunId.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); BigInteger value = ((TunIdCaseValue) input.getMatchEntryValue()).getTunIdValues().getValue(); outBuffer.writeLong(value.longValue()); } @Override public MatchEntry deserialize(ByteBuf message) { MatchEntryBuilder matchEntriesBuilder = deserializeHeader(message); TunIdCaseValueBuilder caseBuilder = new TunIdCaseValueBuilder(); TunIdValuesBuilder tunIdBuilder = new TunIdValuesBuilder(); tunIdBuilder.setValue(BigInteger.valueOf(message.readLong())); caseBuilder.setTunIdValues(tunIdBuilder.build()); matchEntriesBuilder.setMatchEntryValue(caseBuilder.build()); return matchEntriesBuilder.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 NxmNxTunId.class; } @Override public Class<? extends OxmClassBase> getOxmClass() { return Nxm1Class.class; } }