openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/instruction/AbstractActionInstructionSerializer.java

   1 /*\r
   2  * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.\r
   3  *\r
   4  * This program and the accompanying materials are made available under the\r
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,\r
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html\r
   7  */\r
   8 \r
   9 package org.opendaylight.openflowjava.protocol.impl.serialization.instruction;\r
  10 \r
  11 import io.netty.buffer.ByteBuf;\r
  12 \r
  13 import java.util.List;\r
  14 \r
  15 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;\r
  16 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistryInjector;\r
  17 import org.opendaylight.openflowjava.util.ByteBufUtils;\r
  18 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;\r
  19 import org.opendaylight.openflowjava.protocol.impl.util.EnhancedTypeKeyMaker;\r
  20 import org.opendaylight.openflowjava.protocol.impl.util.EnhancedTypeKeyMakerFactory;\r
  21 import org.opendaylight.openflowjava.protocol.impl.util.InstructionConstants;\r
  22 import org.opendaylight.openflowjava.protocol.impl.util.ListSerializer;\r
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ActionsInstruction;\r
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;\r
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;\r
  26 \r
  27 /**\r
  28  * @author michal.polkorab\r
  29  *\r
  30  */\r
  31 public abstract class AbstractActionInstructionSerializer extends AbstractInstructionSerializer\r
  32         implements SerializerRegistryInjector {\r
  33 \r
  34     private static final EnhancedTypeKeyMaker<Action> ACTION_KEY_MAKER =\r
  35             EnhancedTypeKeyMakerFactory.createActionKeyMaker(EncodeConstants.OF13_VERSION_ID);\r
  36 \r
  37     private SerializerRegistry registry;\r
  38 \r
  39     @Override\r
  40     public void serialize(final Instruction instruction, final ByteBuf outBuffer) {\r
  41         int startIndex = outBuffer.writerIndex();\r
  42         outBuffer.writeShort(getType());\r
  43         if (instruction.getAugmentation(ActionsInstruction.class) != null) {\r
  44             List<Action> actions = instruction.getAugmentation(ActionsInstruction.class).getAction();\r
  45             int lengthIndex = outBuffer.writerIndex();\r
  46             outBuffer.writeShort(EncodeConstants.EMPTY_LENGTH);\r
  47             ByteBufUtils.padBuffer(InstructionConstants.PADDING_IN_ACTIONS_INSTRUCTION, outBuffer);\r
  48             ListSerializer.serializeList(actions, ACTION_KEY_MAKER, getRegistry(), outBuffer);\r
  49             int instructionLength = outBuffer.writerIndex() - startIndex;\r
  50             outBuffer.setShort(lengthIndex, instructionLength);\r
  51         } else {\r
  52             outBuffer.writeShort(InstructionConstants.STANDARD_INSTRUCTION_LENGTH);\r
  53             ByteBufUtils.padBuffer(InstructionConstants.PADDING_IN_ACTIONS_INSTRUCTION, outBuffer);\r
  54         }\r
  55     }\r
  56 \r
  57     protected SerializerRegistry getRegistry() {\r
  58         return registry;\r
  59     }\r
  60 \r
  61     @Override\r
  62     public void injectSerializerRegistry(final SerializerRegistry serializerRegistry) {\r
  63         registry = serializerRegistry;\r
  64     }\r
  65 }\r