Java tutorial
/* * Copyright (c) 2015 Hewlett-Packard Enterprise 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.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm0Class; 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.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.openflowjava.nx.match.rev140421.NxmOfUdpDst; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.udp.dst.grouping.UdpDstValuesBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.UdpDstCaseValue; import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.UdpDstCaseValueBuilder; /** * @author Aswin Suryanarayanan. */ public class UdpDstCodec extends AbstractMatchCodec { private static final int VALUE_LENGTH = 4; private static final int NXM_FIELD_CODE = 12; public static final MatchEntrySerializerKey<Nxm0Class, NxmOfUdpDst> SERIALIZER_KEY = new MatchEntrySerializerKey<>( EncodeConstants.OF13_VERSION_ID, Nxm0Class.class, NxmOfUdpDst.class); public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey( EncodeConstants.OF13_VERSION_ID, OxmMatchConstants.NXM_0_CLASS, NXM_FIELD_CODE); @Override public void serialize(MatchEntry input, ByteBuf outBuffer) { serializeHeader(input, outBuffer); UdpDstCaseValue udpDstCase = ((UdpDstCaseValue) input.getMatchEntryValue()); outBuffer.writeShort(udpDstCase.getUdpDstValues().getPort().getValue()); outBuffer.writeShort(udpDstCase.getUdpDstValues().getMask()); } @Override public MatchEntry deserialize(ByteBuf message) { MatchEntryBuilder matchEntryBuilder = deserializeHeader(message); matchEntryBuilder.setHasMask(true); int portNo = message.readUnsignedShort(); int mask = message.readUnsignedShort(); UdpDstCaseValueBuilder caseBuilder = new UdpDstCaseValueBuilder(); UdpDstValuesBuilder udpDstValuesBuilder = new UdpDstValuesBuilder(); udpDstValuesBuilder.setPort(new PortNumber(portNo)); udpDstValuesBuilder.setMask(mask); caseBuilder.setUdpDstValues(udpDstValuesBuilder.build()); matchEntryBuilder.setMatchEntryValue(caseBuilder.build()); return matchEntryBuilder.build(); } @Override public int getNxmFieldCode() { return NXM_FIELD_CODE; } @Override public int getOxmClassCode() { return OxmMatchConstants.NXM_0_CLASS; } @Override public int getValueLength() { return VALUE_LENGTH; } @Override public Class<? extends MatchField> getNxmField() { return NxmOfUdpDst.class; } @Override public Class<? extends OxmClassBase> getOxmClass() { return Nxm0Class.class; } }