openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/serialization/match/AbstractExperimenterMatchEntrySerializer.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.match;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.Match;
  14
  15 public abstract class AbstractExperimenterMatchEntrySerializer extends AbstractMatchEntrySerializer {
  16
  17     @Override
  18     public void serialize(Match match, ByteBuf outBuffer) {
  19         super.serialize(match, outBuffer);
  20         outBuffer.writeInt(Long.valueOf(getExperimenterId()).intValue());
  21     }
  22
  23     @Override
  24     public void serializeHeader(Match match, ByteBuf outBuffer) {
  25         outBuffer.writeShort(getOxmClassCode());
  26
  27         int fieldAndMask = getOxmFieldCode() << 1;
  28         int length = getValueLength();
  29
  30         if (getHasMask(match)) {
  31             fieldAndMask |= 1;
  32             length *= 2;
  33         }
  34
  35         outBuffer.writeByte(fieldAndMask);
  36
  37         // Add length of experimenter ID to total length
  38         outBuffer.writeByte(length + EncodeConstants.SIZE_OF_INT_IN_BYTES);
  39     }
  40
  41     /**
  42      * @return experimenter match entry id
  43      */
  44     protected abstract long getExperimenterId();
  45 }