Bump upstreams for 2022.09 Chlorine
[openflowplugin.git] / extension / openflowjava-extension-nicira / src / main / java / org / opendaylight / openflowjava / nx / codec / match / EthTypeCodec.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 static org.opendaylight.yangtools.yang.common.netty.ByteBufUtils.readUint16;
11
12 import io.netty.buffer.ByteBuf;
13 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntryDeserializerKey;
14 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntrySerializerKey;
15 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
16 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm0Class;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmClassBase;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmOfEthType;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.match.EthTypeCaseValue;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.match.EthTypeCaseValueBuilder;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.eth.type.grouping.EthTypeValuesBuilder;
25
26 public class EthTypeCodec extends AbstractMatchCodec {
27     private static final int VALUE_LENGTH = 2;
28     private static final int NXM_FIELD_CODE = 3;
29     public static final MatchEntrySerializerKey<Nxm0Class, NxmOfEthType> SERIALIZER_KEY = new MatchEntrySerializerKey<>(
30             EncodeConstants.OF_VERSION_1_3, Nxm0Class.VALUE, NxmOfEthType.VALUE);
31     public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey(
32             EncodeConstants.OF_VERSION_1_3, OxmMatchConstants.NXM_0_CLASS, NXM_FIELD_CODE);
33
34     @Override
35     public void serialize(final MatchEntry input, final ByteBuf outBuffer) {
36         serializeHeader(input, outBuffer);
37         EthTypeCaseValue value = (EthTypeCaseValue) input.getMatchEntryValue();
38         outBuffer.writeShort(value.getEthTypeValues().getValue().toJava());
39     }
40
41     @Override
42     public MatchEntry deserialize(final ByteBuf message) {
43         return deserializeHeaderToBuilder(message)
44                 .setMatchEntryValue(new EthTypeCaseValueBuilder()
45                     .setEthTypeValues(new EthTypeValuesBuilder().setValue(readUint16(message)).build())
46                     .build())
47                 .build();
48     }
49
50     @Override
51     public int getNxmFieldCode() {
52         return NXM_FIELD_CODE;
53     }
54
55     @Override
56     public int getOxmClassCode() {
57         return OxmMatchConstants.NXM_0_CLASS;
58     }
59
60     @Override
61     public int getValueLength() {
62         return VALUE_LENGTH;
63     }
64
65     @Override
66     public MatchField getNxmField() {
67         return NxmOfEthType.VALUE;
68     }
69
70     @Override
71     public OxmClassBase getOxmClass() {
72         return Nxm0Class.VALUE;
73     }
74 }