openflowjava/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/VendorInputMessageFactory.java

   1 /*
   2  * Copyright (c) 2013 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.serialization.factories;
  10
  11 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
  12 import io.netty.buffer.ByteBuf;
  13 import java.util.Objects;
  14 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  15 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  16 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistryInjector;
  17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  18 import org.opendaylight.openflowjava.util.ExperimenterSerializerKeyFactory;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterOfMessage;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.experimenter.core.ExperimenterDataOfChoice;
  21
  22 /**
  23  * Translates Vendor messages (OF-1.0 limited version - skipping experimenter type).
  24  *
  25  * @author michal.polkorab
  26  */
  27 public class VendorInputMessageFactory implements OFSerializer<ExperimenterOfMessage>,
  28         SerializerRegistryInjector {
  29
  30     private SerializerRegistry registry;
  31
  32     @Override
  33     @SuppressFBWarnings("UWF_FIELD_NOT_INITIALIZED_IN_CONSTRUCTOR") // FB doesn't recognize Objects.requireNonNull
  34     public void serialize(ExperimenterOfMessage message, ByteBuf outBuffer) {
  35         Objects.requireNonNull(registry);
  36
  37         long expId = message.getExperimenter().getValue().toJava();
  38         OFSerializer<ExperimenterDataOfChoice> serializer = registry.getSerializer(
  39                 ExperimenterSerializerKeyFactory.createExperimenterMessageSerializerKey(
  40                         EncodeConstants.OF10_VERSION_ID, expId, message.getExpType().longValue()));
  41
  42         // write experimenterId
  43         outBuffer.writeInt(message.getExperimenter().getValue().intValue());
  44
  45         serializer.serialize(message.getExperimenterDataOfChoice(), outBuffer);
  46     }
  47
  48     @Override
  49     public void injectSerializerRegistry(SerializerRegistry serializerRegistry) {
  50         this.registry = serializerRegistry;
  51     }
  52 }