openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/sal/convertor/match/cases/OfToSalArpShaCase.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. 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.openflow.md.core.sal.convertor.match.cases;
  10
  11 import java.util.Optional;
  12 import javax.annotation.Nonnull;
  13 import org.opendaylight.openflowjava.util.ByteBufUtils;
  14 import org.opendaylight.openflowplugin.api.OFConstants;
  15 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.ConvertorCase;
  16 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.data.MatchResponseConvertorData;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpSourceHardwareAddressBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatchBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpShaCase;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.arp.sha._case.ArpSha;
  23
  24 public class OfToSalArpShaCase extends ConvertorCase<ArpShaCase, MatchBuilder, MatchResponseConvertorData> {
  25     public OfToSalArpShaCase() {
  26         super(ArpShaCase.class, true, OFConstants.OFP_VERSION_1_0, OFConstants.OFP_VERSION_1_3);
  27     }
  28
  29     @Override
  30     public Optional<MatchBuilder> process(@Nonnull ArpShaCase source, MatchResponseConvertorData data) {
  31         final MatchBuilder matchBuilder = data.getMatchBuilder();
  32         final ArpMatchBuilder arpMatchBuilder = data.getArpMatchBuilder();
  33
  34         ArpSha arpSha = source.getArpSha();
  35         MacAddress macAddress = arpSha.getMacAddress();
  36
  37         if (macAddress != null) {
  38             ArpSourceHardwareAddressBuilder arpSourceHardwareAddressBuilder = new ArpSourceHardwareAddressBuilder();
  39             arpSourceHardwareAddressBuilder.setAddress(macAddress);
  40             byte[] mask = arpSha.getMask();
  41
  42             if (mask != null) {
  43                 arpSourceHardwareAddressBuilder.setMask(new MacAddress(ByteBufUtils
  44                         .macAddressToString(mask)));
  45             }
  46
  47             arpMatchBuilder.setArpSourceHardwareAddress(arpSourceHardwareAddressBuilder.build());
  48             matchBuilder.setLayer3Match(arpMatchBuilder.build());
  49         }
  50
  51         return Optional.of(matchBuilder);
  52     }
  53 }