/*
* Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.openflowjava.protocol.impl.deserialization.instruction;
import io.netty.buffer.ByteBuf;
import org.opendaylight.openflowjava.protocol.api.extensibility.HeaderDeserializer;
import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
import org.opendaylight.openflowjava.protocol.impl.util.InstructionConstants;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.WriteMetadataCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.write.metadata._case.WriteMetadataBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.InstructionBuilder;
/**
* @author michal.polkorab
*
*/
public class WriteMetadataInstructionDeserializer implements OFDeserializer<Instruction>,
HeaderDeserializer<Instruction> {
@Override
public Instruction deserialize(ByteBuf input) {
InstructionBuilder builder = new InstructionBuilder();
input.skipBytes(2 * EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
input.skipBytes(InstructionConstants.PADDING_IN_WRITE_METADATA);
WriteMetadataCaseBuilder caseBuilder = new WriteMetadataCaseBuilder();
WriteMetadataBuilder metadataBuilder = new WriteMetadataBuilder();
byte[] metadata = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
input.readBytes(metadata);
metadataBuilder.setMetadata(metadata);
byte[] metadataMask = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
input.readBytes(metadataMask);
metadataBuilder.setMetadataMask(metadataMask);
caseBuilder.setWriteMetadata(metadataBuilder.build());
builder.setInstructionChoice(caseBuilder.build());
return builder.build();
}
@Override
public Instruction deserializeHeader(ByteBuf input) {
InstructionBuilder builder = new InstructionBuilder();
input.skipBytes(2 * EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
builder.setInstructionChoice(new WriteMetadataCaseBuilder().build());
return builder.build();
}
}