openflowjava/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/factories/PacketOutInputMessageFactory.java

   1 /*
   2  * Copyright (c) 2015 NetIDE Consortium 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.protocol.impl.deserialization.factories;
   9
  10 import static org.opendaylight.yangtools.yang.common.netty.ByteBufUtils.readUint32;
  11
  12 import io.netty.buffer.ByteBuf;
  13 import java.util.List;
  14 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistry;
  15 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistryInjector;
  16 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
  17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  18 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMaker;
  19 import org.opendaylight.openflowjava.protocol.impl.util.CodeKeyMakerFactory;
  20 import org.opendaylight.openflowjava.protocol.impl.util.ListDeserializer;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketOutInput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketOutInputBuilder;
  25
  26 public class PacketOutInputMessageFactory implements OFDeserializer<PacketOutInput>, DeserializerRegistryInjector {
  27     private static final byte PADDING = 6;
  28
  29     private DeserializerRegistry registry;
  30
  31     @Override
  32     public PacketOutInput deserialize(final ByteBuf rawMessage) {
  33         PacketOutInputBuilder builder = new PacketOutInputBuilder()
  34                 .setVersion(EncodeConstants.OF_VERSION_1_3)
  35                 .setXid(readUint32(rawMessage))
  36                 .setBufferId(readUint32(rawMessage))
  37                 .setInPort(new PortNumber(readUint32(rawMessage)));
  38         int actionsLen = rawMessage.readShort();
  39         rawMessage.skipBytes(PADDING);
  40         CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF_VERSION_1_3);
  41         List<Action> actions = ListDeserializer.deserializeList(EncodeConstants.OF13_VERSION_ID, actionsLen,
  42                 rawMessage, keyMaker, registry);
  43         builder.setAction(actions);
  44         byte[] data = new byte[rawMessage.readableBytes()];
  45         rawMessage.readBytes(data);
  46
  47         builder.setData(data);
  48         return builder.build();
  49     }
  50
  51     @Override
  52     public void injectDeserializerRegistry(final DeserializerRegistry deserializerRegistry) {
  53         registry = deserializerRegistry;
  54     }
  55 }