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