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;
12 import static org.opendaylight.yangtools.yang.common.netty.ByteBufUtils.readUint64;
14 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
15 import io.netty.buffer.ByteBuf;
16 import java.util.List;
17 import java.util.Objects;
18 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistry;
19 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistryInjector;
20 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
21 import org.opendaylight.openflowjava.protocol.api.keys.MessageCodeKey;
22 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
23 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMaker;
24 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMakerFactory;
25 import org.opendaylight.openflowjava.protocol.impl.util.ListDeserializer;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowModCommand;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowModFlagsV10;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.v10.grouping.MatchV10;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInput;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInputBuilder;
35 * Translates FlowModInput messages.
37 * @author giuseppex.petralia@intel.com
39 public class OF10FlowModInputMessageFactory implements OFDeserializer<FlowModInput>, DeserializerRegistryInjector {
41 private DeserializerRegistry registry;
44 public void injectDeserializerRegistry(final DeserializerRegistry deserializerRegistry) {
45 registry = deserializerRegistry;
49 @SuppressFBWarnings("UWF_FIELD_NOT_INITIALIZED_IN_CONSTRUCTOR") // FB doesn't recognize Objects.requireNonNull
50 public FlowModInput deserialize(final ByteBuf rawMessage) {
51 Objects.requireNonNull(registry);
53 FlowModInputBuilder builder = new FlowModInputBuilder()
54 .setVersion(EncodeConstants.OF_VERSION_1_0)
55 .setXid(readUint32(rawMessage));
56 OFDeserializer<MatchV10> matchDeserializer = registry.getDeserializer(
57 new MessageCodeKey(EncodeConstants.OF_VERSION_1_0, EncodeConstants.EMPTY_VALUE, MatchV10.class));
58 builder.setMatchV10(matchDeserializer.deserialize(rawMessage));
59 builder.setCookie(readUint64(rawMessage));
60 builder.setCommand(FlowModCommand.forValue(rawMessage.readUnsignedShort()));
61 builder.setIdleTimeout(readUint16(rawMessage));
62 builder.setHardTimeout(readUint16(rawMessage));
63 builder.setPriority(readUint16(rawMessage));
64 builder.setBufferId(readUint32(rawMessage));
65 builder.setOutPort(new PortNumber(readUint16(rawMessage).toUint32()));
66 builder.setFlagsV10(createFlowModFlagsFromBitmap(rawMessage.readUnsignedShort()));
67 CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF_VERSION_1_0);
69 List<Action> actions = ListDeserializer.deserializeList(EncodeConstants.OF10_VERSION_ID,
70 rawMessage.readableBytes(), rawMessage, keyMaker, registry);
71 builder.setAction(actions);
72 return builder.build();
75 @SuppressWarnings("checkstyle:AbbreviationAsWordInName")
76 private static FlowModFlagsV10 createFlowModFlagsFromBitmap(final int input) {
77 final Boolean _oFPFFSENDFLOWREM = (input & 1 << 0) != 0;
78 final Boolean _oFPFFCHECKOVERLAP = (input & 1 << 1) != 0;
79 final Boolean _oFPFFEMERG = (input & 1 << 2) != 0;
80 return new FlowModFlagsV10(_oFPFFCHECKOVERLAP, _oFPFFEMERG, _oFPFFSENDFLOWREM);