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

   1 /*
   2  * Copyright (c) 2014 Pantheon Technologies s.r.o. 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
   9 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;
  10
  11 import io.netty.buffer.ByteBuf;
  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.util.ExperimenterDeserializerKeyFactory;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ExperimenterId;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterMessage;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterMessageBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.experimenter.core.ExperimenterDataOfChoice;
  21
  22 /**
  23  * @author michal.polkorab
  24  */
  25 public class VendorMessageFactory implements OFDeserializer<ExperimenterMessage>,
  26         DeserializerRegistryInjector {
  27
  28     private DeserializerRegistry deserializerRegistry;
  29
  30     @Override
  31     public ExperimenterMessage deserialize(ByteBuf message) {
  32         final long xid = message.readUnsignedInt();
  33         final long expId = message.readUnsignedInt();
  34         OFDeserializer<ExperimenterDataOfChoice> deserializer = deserializerRegistry.getDeserializer(
  35                 ExperimenterDeserializerKeyFactory.createVendorMessageDeserializerKey(
  36                         EncodeConstants.OF10_VERSION_ID, expId));
  37         final ExperimenterDataOfChoice vendorData = deserializer.deserialize(message);
  38
  39         final ExperimenterMessageBuilder messageBld = new ExperimenterMessageBuilder()
  40                 .setVersion((short) EncodeConstants.OF10_VERSION_ID)
  41                 .setXid(xid)
  42                 .setExperimenter(new ExperimenterId(expId))
  43                 .setExperimenterDataOfChoice(vendorData);
  44         return messageBld.build();
  45     }
  46
  47     @Override
  48     public void injectDeserializerRegistry(DeserializerRegistry deserializerRegistry) {
  49         this.deserializerRegistry = deserializerRegistry;
  50     }
  51 }