Migrate uint/ByteBuf interactions
[openflowplugin.git] / extension / openflowjava-extension-nicira / src / main / java / org / opendaylight / openflowjava / nx / codec / match / TcpDstCodec.java
1 /*
2  * Copyright (c) 2015 Hewlett-Packard Enterprise 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.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
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.Nxm0Class;
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.openflowjava.nx.match.rev140421.NxmOfTcpDst;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.tcp.dst.grouping.TcpDstValuesBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TcpDstCaseValue;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TcpDstCaseValueBuilder;
24 import org.opendaylight.yangtools.yang.common.netty.ByteBufUtils;
25
26 /**
27  * Codec for the TcpDst message.
28  *
29  * @author Aswin Suryanarayanan.
30  */
31 public class TcpDstCodec extends AbstractMatchCodec {
32
33     private static final int VALUE_LENGTH = 2;
34     private static final int NXM_FIELD_CODE = 10;
35     public static final MatchEntrySerializerKey<Nxm0Class, NxmOfTcpDst> SERIALIZER_KEY = new MatchEntrySerializerKey<>(
36             EncodeConstants.OF13_VERSION_ID, Nxm0Class.class, NxmOfTcpDst.class);
37     public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey(
38             EncodeConstants.OF13_VERSION_ID, OxmMatchConstants.NXM_0_CLASS, NXM_FIELD_CODE);
39
40     @Override
41     public void serialize(final MatchEntry input, final ByteBuf outBuffer) {
42         serializeHeader(input, outBuffer);
43         TcpDstCaseValue tcpDstCase = (TcpDstCaseValue) input.getMatchEntryValue();
44         outBuffer.writeShort(tcpDstCase.getTcpDstValues().getPort().getValue().toJava());
45         outBuffer.writeShort(tcpDstCase.getTcpDstValues().getMask().toJava());
46     }
47
48     @Override
49     public MatchEntry deserialize(final ByteBuf message) {
50         return deserializeHeaderToBuilder(message)
51                 .setHasMask(true)
52                 .setMatchEntryValue(new TcpDstCaseValueBuilder()
53                     .setTcpDstValues(new TcpDstValuesBuilder()
54                         .setPort(new PortNumber(ByteBufUtils.readUint16(message)))
55                         .setMask(ByteBufUtils.readUint16(message))
56                         .build())
57                     .build())
58                 .build();
59     }
60
61     @Override
62     public int getNxmFieldCode() {
63         return NXM_FIELD_CODE;
64     }
65
66     @Override
67     public int getOxmClassCode() {
68         return OxmMatchConstants.NXM_0_CLASS;
69     }
70
71     @Override
72     public int getValueLength() {
73         return VALUE_LENGTH;
74     }
75
76     @Override
77     public Class<? extends MatchField> getNxmField() {
78         return NxmOfTcpDst.class;
79     }
80
81     @Override
82     public Class<? extends OxmClassBase> getOxmClass() {
83         return Nxm0Class.class;
84     }
85 }