openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/instruction/WriteMetadataInstructionDeserializer.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.deserialization.instruction;
  10
  11 import io.netty.buffer.ByteBuf;
  12
  13 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  14 import org.opendaylight.openflowjava.protocol.impl.util.InstructionConstants;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MetadataInstruction;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MetadataInstructionBuilder;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.WriteMetadata;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.InstructionBuilder;
  20
  21 /**
  22  * @author michal.polkorab
  23  *
  24  */
  25 public class WriteMetadataInstructionDeserializer extends AbstractInstructionDeserializer {
  26
  27     @Override
  28     public Instruction deserialize(ByteBuf input) {
  29         InstructionBuilder builder = new InstructionBuilder();
  30         input.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
  31         builder.setType(WriteMetadata.class);
  32         input.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
  33         input.skipBytes(InstructionConstants.PADDING_IN_WRITE_METADATA);
  34         MetadataInstructionBuilder metadataBuilder = new MetadataInstructionBuilder();
  35         byte[] metadata = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
  36         input.readBytes(metadata);
  37         metadataBuilder.setMetadata(metadata);
  38         byte[] metadataMask = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
  39         input.readBytes(metadataMask);
  40         metadataBuilder.setMetadataMask(metadataMask);
  41         builder.addAugmentation(MetadataInstruction.class, metadataBuilder.build());
  42         return builder.build();
  43     }
  44 }