openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/protocol/serialization/match/Ipv6LabelEntrySerializer.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 package org.opendaylight.openflowplugin.impl.protocol.serialization.match;
   9
  10 import io.netty.buffer.ByteBuf;
  11 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  12 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
  13 import org.opendaylight.openflowplugin.openflow.md.util.ByteUtil;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.Match;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ipv6.match.fields.Ipv6Label;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6Match;
  17
  18 public class Ipv6LabelEntrySerializer extends AbstractMatchEntrySerializer {
  19
  20     @Override
  21     public void serialize(Match match, ByteBuf outBuffer) {
  22         super.serialize(match, outBuffer);
  23         final Ipv6Label ipv6Label = ((Ipv6Match) match.getLayer3Match()).getIpv6Label();
  24         outBuffer.writeInt(ipv6Label.getIpv6Flabel().getValue().intValue());
  25
  26         if (getHasMask(match)) {
  27             writeMask(ByteUtil.unsignedIntToBytes(
  28                     ipv6Label.getFlabelMask().getValue()),
  29                     outBuffer,
  30                     getValueLength());
  31         }
  32     }
  33
  34     @Override
  35     public boolean matchTypeCheck(Match match) {
  36         return match.getLayer3Match() != null
  37                 && match.getLayer3Match() instanceof Ipv6Match
  38                 && ((Ipv6Match) match.getLayer3Match()).getIpv6Label() != null;
  39     }
  40
  41     @Override
  42     protected boolean getHasMask(Match match) {
  43         return ((Ipv6Match) match.getLayer3Match()).getIpv6Label().getFlabelMask() != null;
  44     }
  45
  46     @Override
  47     protected int getOxmFieldCode() {
  48         return OxmMatchConstants.IPV6_FLABEL;
  49     }
  50
  51     @Override
  52     protected int getOxmClassCode() {
  53         return OxmMatchConstants.OPENFLOW_BASIC_CLASS;
  54     }
  55
  56     @Override
  57     protected int getValueLength() {
  58         return EncodeConstants.SIZE_OF_INT_IN_BYTES;
  59     }
  60 }