openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/serialization/util/InstructionUtil.java

   1 /*
   2  * Copyright (c) 2017 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.openflowplugin.impl.protocol.serialization.util;
  10
  11
  12 import io.netty.buffer.ByteBuf;
  13 import org.opendaylight.openflowjava.protocol.api.extensibility.HeaderSerializer;
  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.keys.MessageTypeKey;
  17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.Instruction;
  19
  20 /**
  21  * Utility class for instruction serialization
  22  */
  23 public class InstructionUtil {
  24
  25     /**
  26      * Serialize instruction
  27      * @param instruction OpenFlow instruction
  28      * @param version OpenFlow version
  29      * @param registry OpenFlowJava serializer registry
  30      * @param outBuffer output buffer
  31      */
  32     @SuppressWarnings("unchecked")
  33     public static void writeInstruction(final Instruction instruction,
  34                                         final short version,
  35                                         final SerializerRegistry registry,
  36                                         final ByteBuf outBuffer) {
  37
  38         registry.<Instruction, OFSerializer<Instruction>>getSerializer(
  39             new MessageTypeKey<>(
  40                 EncodeConstants.OF13_VERSION_ID,
  41                 (Class<Instruction>) instruction.getImplementedInterface()))
  42             .serialize(instruction, outBuffer);
  43     }
  44
  45
  46     /**
  47      * Serialize instruction header
  48      * @param instruction OpenFlow instruction
  49      * @param version OpenFlow version
  50      * @param registry OpenFlowJava serializer registry
  51      * @param outBuffer output buffer
  52      */
  53     @SuppressWarnings("unchecked")
  54     public static void writeInstructionHeader(final Instruction instruction,
  55                                               final short version,
  56                                               final SerializerRegistry registry,
  57                                               final ByteBuf outBuffer) {
  58
  59         registry.<Instruction, HeaderSerializer<Instruction>>getSerializer(
  60             new MessageTypeKey<>(
  61                 EncodeConstants.OF13_VERSION_ID,
  62                 (Class<Instruction>) instruction.getImplementedInterface()))
  63             .serializeHeader(instruction, outBuffer);
  64     }
  65
  66 }