2 * Copyright (c) 2015 NetIDE Consortium and others. All rights reserved.
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
8 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;
10 import static org.opendaylight.yangtools.yang.common.netty.ByteBufUtils.readUint16;
11 import static org.opendaylight.yangtools.yang.common.netty.ByteBufUtils.readUint32;
13 import io.netty.buffer.ByteBuf;
14 import java.util.ArrayList;
15 import java.util.List;
16 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistry;
17 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistryInjector;
18 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
19 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
20 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMaker;
21 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMakerFactory;
22 import org.opendaylight.openflowjava.protocol.impl.util.ListDeserializer;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupId;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupModCommand;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupType;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GroupModInput;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GroupModInputBuilder;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsList;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.buckets.grouping.BucketsListBuilder;
34 * Translates GroupModInput messages.
36 * @author giuseppex.petralia@intel.com
38 public class GroupModInputMessageFactory implements OFDeserializer<GroupModInput>, DeserializerRegistryInjector {
40 private DeserializerRegistry registry;
41 private static final byte PADDING = 1;
42 private static final byte PADDING_IN_BUCKETS_HEADER = 4;
43 private static final byte BUCKETS_HEADER_LENGTH = 16;
46 public void injectDeserializerRegistry(DeserializerRegistry deserializerRegistry) {
47 registry = deserializerRegistry;
51 public GroupModInput deserialize(ByteBuf rawMessage) {
52 GroupModInputBuilder builder = new GroupModInputBuilder();
53 builder.setVersion((short) EncodeConstants.OF13_VERSION_ID);
54 builder.setXid(readUint32(rawMessage));
55 builder.setCommand(GroupModCommand.forValue(rawMessage.readUnsignedShort()));
56 builder.setType(GroupType.forValue(rawMessage.readUnsignedByte()));
57 rawMessage.skipBytes(PADDING);
58 builder.setGroupId(new GroupId(readUint32(rawMessage)));
59 List<BucketsList> bucketsList = new ArrayList<>();
60 while (rawMessage.readableBytes() > 0) {
61 BucketsListBuilder bucketsBuilder = new BucketsListBuilder();
62 final int bucketsLength = rawMessage.readUnsignedShort();
63 bucketsBuilder.setWeight(readUint16(rawMessage));
64 bucketsBuilder.setWatchPort(new PortNumber(readUint32(rawMessage)));
65 bucketsBuilder.setWatchGroup(readUint32(rawMessage));
66 rawMessage.skipBytes(PADDING_IN_BUCKETS_HEADER);
67 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
68 List<Action> actions = ListDeserializer.deserializeList(EncodeConstants.OF13_VERSION_ID,
69 bucketsLength - BUCKETS_HEADER_LENGTH, rawMessage, keyMaker, registry);
70 bucketsBuilder.setAction(actions);
71 bucketsList.add(bucketsBuilder.build());
73 builder.setBucketsList(bucketsList);
74 return builder.build();