openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/serialization/instructions/WriteMetadataInstructionSerializer.java

   1 /*
   2  * Copyright (c) 2016 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.instructions;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  13 import org.opendaylight.openflowjava.protocol.impl.util.InstructionConstants;
  14 import org.opendaylight.openflowplugin.openflow.md.util.ByteUtil;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.Instruction;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.WriteMetadataCase;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.write.metadata._case.WriteMetadata;
  18
  19 public class WriteMetadataInstructionSerializer extends AbstractInstructionSerializer {
  20
  21     @Override
  22     public void serialize(Instruction input, ByteBuf outBuffer) {
  23         super.serialize(input, outBuffer);
  24         final WriteMetadata writeMetadata = WriteMetadataCase.class.cast(input).getWriteMetadata();
  25         outBuffer.writeZero(InstructionConstants.PADDING_IN_WRITE_METADATA);
  26         outBuffer.writeBytes(ByteUtil
  27                 .convertBigIntegerToNBytes(writeMetadata.getMetadata(), EncodeConstants.SIZE_OF_LONG_IN_BYTES));
  28         outBuffer.writeBytes(ByteUtil
  29                 .convertBigIntegerToNBytes(writeMetadata.getMetadataMask(), EncodeConstants.SIZE_OF_LONG_IN_BYTES));
  30     }
  31
  32     @Override
  33     protected int getType() {
  34         return InstructionConstants.WRITE_METADATA_TYPE;
  35     }
  36
  37     @Override
  38     protected int getLength() {
  39         return InstructionConstants.WRITE_METADATA_LENGTH;
  40     }
  41
  42 }