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